{
  "id": "ju-on",
  "title": "Ju-On / The Grudge",
  "description": "A chapter-aware Ju-On watch and reading order: the original Saeki curse, the 2014 reboot, the American films and their sidequel, Netflix’s different origins, and licensed prose, manga, games and stage adaptations. Nonlinear films are divided at meaningful changes of period; disputed clocks remain qualified.",
  "continuities": [
    {
      "id": "saeki",
      "label": "Original Saeki history & anniversary stories",
      "note": "The Curse films lead into the theatrical films. White Ghost / Black Ghost remain inclusive connected stories; their exact interleaving with the Saeki cases is not established."
    },
    {
      "id": "reboot",
      "label": "Beginning of the End → Final Curse",
      "note": "Toshio Yamaga’s 1995 death and reincarnation replace the original curse origin."
    },
    {
      "id": "american",
      "label": "The Grudge — American history",
      "note": "2001 origin; 2004 Karen / Aubrey events; the 2004–2006 Pennsylvania sidequel overlaps rather than following the third film."
    },
    {
      "id": "origins",
      "label": "JU-ON: Origins — the house behind the legend",
      "note": "Netflix’s period crime / supernatural history is a distinct reworking, not a literal Kayako childhood prequel."
    },
    {
      "id": "crossover",
      "label": "Sadako vs. Kayako",
      "note": "A licensed crossover with altered curse rules, not a junction merging every Ring and Ju-On continuity."
    }
  ],
  "entries": [
    {
      "id": "curse-origin",
      "title": "Ju-On: The Curse — Saeki murders / Kobayashi (Toshio & Kayako)",
      "type": "Film chapter",
      "date": "Before the Murakami tenancy; est. 1990s",
      "order": 1994,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "The Saeki curse begins; Toshio’s teacher visits.",
      "note": "The separated Toshio and Kayako chapters describe one connected visit. Keep them together; exact 1994 dating requires original props.",
      "sourceIds": [
        "v1"
      ],
      "continuity": "saeki",
      "railLabel": "Before the Murakami tenancy; est. 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": false,
      "workId": "curse",
      "storyGroup": "curse"
    },
    {
      "id": "curse-yuki",
      "title": "Ju-On: The Curse — Murakami day (Yuki, Mizuho & Kanna)",
      "type": "Film chapter",
      "date": "Years after the Saeki murders; est. late 1990s",
      "order": 1998,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "Tutoring, school and the Murakami household.",
      "note": "Intercut same-period victims grouped. Original release-year 2000 is not a story clock. Kanna’s aftermath follows the short-film events below.",
      "sourceIds": [
        "v1",
        "jp-review"
      ],
      "continuity": "saeki",
      "railLabel": "Years after the Saeki murders; est. late 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "curse"
    },
    {
      "id": "katasumi",
      "title": "Katasumi / In a Corner",
      "type": "Short film",
      "date": "During the Murakami school day; est. late 1990s",
      "order": 1998,
      "canon": "Assumed canon",
      "release": "1998",
      "description": "Kanna and Hisayo at the school rabbits.",
      "note": "School-horror anthology Gakkō no kaidan G short; connected missing event beside The Curse, not an earlier 1998 fictional era. Official current full-short access unresolved.",
      "sourceIds": [
        "v1",
        "jp-review"
      ],
      "continuity": "saeki",
      "railLabel": "During the Murakami school day; est. late 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://en.wikipedia.org/wiki/Ju-On:_The_Curse",
      "productName": "Read short-film / anthology research",
      "productMatch": "Corresponding predecessor short-film context; no verified current legitimate full-short edition recovered. This link is research, not playback.",
      "actionLabel": "Read short-film / anthology research"
    },
    {
      "id": "444",
      "title": "4444444444",
      "type": "Short film",
      "date": "During the Murakami school day; est. late 1990s",
      "order": 1998,
      "canon": "Assumed canon",
      "release": "1998",
      "description": "Tsuyoshi answers a mysterious telephone.",
      "note": "School-horror anthology Gakkō no kaidan G short; connected missing event beside The Curse, not an earlier 1998 fictional era. Official current full-short access unresolved.",
      "sourceIds": [
        "v1",
        "jp-review"
      ],
      "continuity": "saeki",
      "railLabel": "During the Murakami school day; est. late 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://en.wikipedia.org/wiki/Ju-On:_The_Curse",
      "productName": "Read short-film / anthology research",
      "productMatch": "Corresponding predecessor short-film context; no verified current legitimate full-short edition recovered. This link is research, not playback.",
      "actionLabel": "Read short-film / anthology research"
    },
    {
      "id": "curse-kyoko",
      "title": "Ju-On: The Curse — Kyoko / Kitada sale",
      "type": "Film chapter",
      "date": "After the Murakami deaths; est. late 1990s",
      "order": 1998.2,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "A psychic assesses the house for sale.",
      "note": "Later occupancy phase; original years not verified.",
      "sourceIds": [
        "v1",
        "v2"
      ],
      "continuity": "saeki",
      "railLabel": "After the Murakami deaths; est. late 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "curse"
    },
    {
      "id": "curse2-kitadas",
      "title": "Ju-On: The Curse 2 — Kyoko, Tatsuya & Yoshimi",
      "type": "Film chapter",
      "date": "After the house sale; est. late 1990s",
      "order": 1998.3,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "The Kitadas and Suzuki family inherit the curse.",
      "note": "Recap of Kobayashi is already indexed at the origin. New possession / countryside material belongs after the sale.",
      "sourceIds": [
        "v2",
        "toei"
      ],
      "continuity": "saeki",
      "railLabel": "After the house sale; est. late 1990s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": false,
      "workId": "curse2"
    },
    {
      "id": "curse2-police",
      "title": "Ju-On: The Curse 2 — Kamio / Nobuyuki",
      "type": "Film chapter",
      "date": "About one month after the Suzuki tragedy",
      "order": 1998.4,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "Police inquiry and Nobuyuki’s school encounter.",
      "note": "Elapsed interval is reported; do not turn this into a verified calendar month.",
      "sourceIds": [
        "v2"
      ],
      "continuity": "saeki",
      "railLabel": "About one month after the Suzuki tragedy",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "curse2"
    },
    {
      "id": "curse2-girls",
      "title": "Ju-On: The Curse 2 — Saori, Chiaki & Ayano coda",
      "type": "Film chapter",
      "date": "est. late 1990s–2000s; Later, after the house is abandoned; exact interval unverified",
      "order": 1998.5,
      "canon": "Confirmed canon",
      "release": "2000",
      "description": "Schoolgirls enter the abandoned house.",
      "note": "Later coda kept separate; no unsupported identification with Izumi’s later classmates. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "v2"
      ],
      "continuity": "saeki",
      "railLabel": "est. late 1990s–2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "curse2"
    },
    {
      "id": "grudge-tokunaga",
      "title": "Ju-On: The Grudge — Katsuya / Hitomi",
      "type": "Film chapter",
      "date": "After the V-cinema cases; est. late 1990s–early 2000s",
      "order": 1999,
      "canon": "Confirmed canon",
      "release": "2002 / Japan 2003",
      "description": "The Tokunaga tenancy.",
      "note": "Earlier than Rika’s first visit; exact 1999 dates from fan charts remain unverified.",
      "sourceIds": [
        "j1"
      ],
      "continuity": "saeki",
      "railLabel": "After the V-cinema cases; est. late 1990s–early 2000s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": false,
      "workId": "grudge"
    },
    {
      "id": "grudge-rika",
      "title": "Ju-On: The Grudge — Rika’s first visit & Toyama investigation",
      "type": "Film chapter",
      "date": "After the Tokunaga deaths; est. late 1990s–early 2000s",
      "order": 1999.1,
      "canon": "Confirmed canon",
      "release": "2002 / Japan 2003",
      "description": "A social worker and detectives investigate.",
      "note": "Rika’s early phase and Toyama’s attempt to burn the house are continuous investigation material. Toyama sees future teenagers; vision is not their present date.",
      "sourceIds": [
        "j1"
      ],
      "continuity": "saeki",
      "railLabel": "After the Tokunaga deaths; est. late 1990s–early 2000s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge"
    },
    {
      "id": "grudge-rika-later",
      "title": "Ju-On: The Grudge — Rika returns / Kayako chapter",
      "type": "Film chapter",
      "date": "est. 2000s; After Rika resumes everyday life; interval unverified",
      "order": 2000,
      "canon": "Confirmed canon",
      "release": "2002 / Japan 2003",
      "description": "Rika follows Mariko to the house.",
      "note": "Separate later return. Do not assert a precise gap or force Rika’s death to the date her remains are discovered. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j1"
      ],
      "continuity": "saeki",
      "railLabel": "est. 2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge"
    },
    {
      "id": "grudge-izumi",
      "title": "Ju-On: The Grudge — Izumi’s teenage visit / two-week aftermath",
      "type": "Film chapter",
      "date": "est. 2000s–2010s; Years after Toyama; Izumi now a teenager",
      "order": 2005,
      "canon": "Confirmed canon",
      "release": "2002 / Japan 2003",
      "description": "Izumi’s school friends encounter the house.",
      "note": "Later generation, not Toyama’s original present; discovery of Rika’s remains belongs here. Sort anchor does not state 2005. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j1"
      ],
      "continuity": "saeki",
      "railLabel": "est. 2000s–2010s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge"
    },
    {
      "id": "grudge2-filming",
      "title": "Ju-On: The Grudge 2 — Keisuke filming / Kyoko crash",
      "type": "Film chapter",
      "date": "est. late 1990s–2000s; After the house’s earlier cases; exact year unverified",
      "order": 2000.2,
      "canon": "Confirmed canon",
      "release": "2003",
      "description": "A television crew visits; Kyoko’s car crashes.",
      "note": "Est. contemporary period overlaps the broad Rika / Izumi window; no established strict year-level interleaving. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j2"
      ],
      "continuity": "saeki",
      "railLabel": "est. late 1990s–2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": false,
      "workId": "grudge2",
      "eraWindow": true,
      "storyGroup": "grudge2"
    },
    {
      "id": "grudge2-tomoka",
      "title": "Ju-On: The Grudge 2 — Tomoka & Megumi",
      "type": "Film chapter",
      "date": "est. late 1990s–2000s; Within days of the television filming",
      "order": 2000.21,
      "canon": "Confirmed canon",
      "release": "2003",
      "description": "Crew members experience the curse.",
      "note": "Overlapping visit / aftermath scenes grouped; the 12:27 haunting bridges time rather than defining another year. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j2"
      ],
      "continuity": "saeki",
      "railLabel": "est. late 1990s–2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge2"
    },
    {
      "id": "grudge2-pregnancy",
      "title": "Ju-On: The Grudge 2 — Kyoko / Keisuke, pregnancy revelation",
      "type": "Film chapter",
      "date": "Three months after the crash",
      "order": 2000.5,
      "canon": "Confirmed canon",
      "release": "2003",
      "description": "Kyoko’s pregnancy continues unexpectedly.",
      "note": "Reported elapsed time; exact medical / dialogue inspection pending.",
      "sourceIds": [
        "j2"
      ],
      "continuity": "saeki",
      "railLabel": "Three months after the crash",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge2"
    },
    {
      "id": "grudge2-birth",
      "title": "Ju-On: The Grudge 2 — Chiharu’s time loop & Kayako’s birth",
      "type": "Film chapter",
      "date": "est. 2000s; Late pregnancy / delivery; months after filming",
      "order": 2001,
      "canon": "Confirmed canon",
      "release": "2003",
      "description": "The house and hospital events converge.",
      "note": "Chiharu’s repetitions are supernatural displacements; a loop is not evidence all earlier calendar periods collapse. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j2"
      ],
      "continuity": "saeki",
      "railLabel": "est. 2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge2"
    },
    {
      "id": "grudge2-coda",
      "title": "Ju-On: The Grudge 2 — Kyoko and the young girl coda",
      "type": "Film chapter",
      "date": "est. 2000s–2010s; Years after delivery; child now walking",
      "order": 2005.5,
      "canon": "Confirmed canon",
      "release": "2003",
      "description": "A later mother-and-child encounter.",
      "note": "Meaningful age jump separate from childbirth; exact number of years unverified. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "j2"
      ],
      "continuity": "saeki",
      "railLabel": "est. 2000s–2010s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "grudge2"
    },
    {
      "id": "white-child",
      "title": "Ju-On: White Ghost — Mirai / Isobe Christmas tragedy",
      "type": "Film chapter",
      "date": "Christmas; Akane age nine",
      "order": 2000,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "The Isobe family tragedy and immediate aftermath.",
      "note": "Includes Hajime, Fumiya and Chiho’s same-period encounters. No proof this Christmas is 2002 or 2009.",
      "sourceIds": [
        "white",
        "arrow"
      ],
      "continuity": "saeki",
      "railLabel": "Christmas; Akane age nine",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": false,
      "workId": "white",
      "storyGroup": "white"
    },
    {
      "id": "white-teen",
      "title": "Ju-On: White Ghost — Akane / cursed cassette later frame",
      "type": "Film chapter",
      "date": "Seven years later; Akane age sixteen",
      "order": 2007,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "The older Akane faces the earlier tragedy.",
      "note": "Seven-year jump is the clock; set’s same-universe description supports inclusive placement, not an invented relationship to Rika.",
      "sourceIds": [
        "white"
      ],
      "continuity": "saeki",
      "railLabel": "Seven years later; Akane age sixteen",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "container": true,
      "workId": "white"
    },
    {
      "id": "black-main",
      "title": "Ju-On: Black Ghost — Fukie / Yuko / Kiwako / Mariko",
      "type": "Film",
      "date": "Modern era; during Fukie’s hospitalization",
      "order": 2000,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "A child’s internal twin spreads a curse.",
      "note": "Continuous, overlapping nurse / family events grouped. Shared driver suggests overlap with White Ghost’s early material, but original scene chronology needs inspection.",
      "sourceIds": [
        "black",
        "arrow"
      ],
      "continuity": "saeki",
      "railLabel": "Modern era; during Fukie’s hospitalization",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "productName": "View official film collection",
      "productMatch": "Corresponding six-film Region B edition. Contains both Curse films, both theatrical films and White / Black Ghost.",
      "actionLabel": "View official film collection",
      "eraWindow": true,
      "storyGroup": "black"
    },
    {
      "id": "novel-one",
      "title": "Ju-On — Kei Oishi / Ohishi novel",
      "type": "Novel",
      "date": "Kayako’s earlier life → late-1990s / early-2000s cases (est.)",
      "order": 1994,
      "canon": "Assumed canon",
      "release": "2003 / English 2006",
      "description": "Expanded prose telling of the Saeki cases.",
      "note": "Spans original-film events and earlier personal history. Full original not recovered: exact childhood chapters / differences not falsely assigned movie dates.",
      "sourceIds": [
        "novel"
      ],
      "continuity": "saeki",
      "railLabel": "Kayako’s earlier life → late-1990s / early-2000s cases (est.)",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.indigo.ca/products/ju-on-volume-1",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "saeki-prose"
    },
    {
      "id": "novel-two",
      "title": "Ju-On 2 — Kei Oishi novel",
      "type": "Novel",
      "date": "est. late 1990s–2010s; Crew filming → childbirth → years-later child frame",
      "order": 2000.2,
      "canon": "Assumed canon",
      "release": "2003",
      "description": "The theatrical sequel expanded in prose.",
      "note": "Same story position. Publisher premise read; full text needed to subdivide additional backstory. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "novel2"
      ],
      "continuity": "saeki",
      "railLabel": "est. late 1990s–2010s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.kadokawa.co.jp/product/200302000251/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "grudge2"
    },
    {
      "id": "manga-video",
      "title": "Ju-On: Video Side / 序章 — Miki Rinno",
      "type": "Manga",
      "date": "Teacher visit → several years later, later tenants",
      "order": 1994,
      "canon": "Assumed canon",
      "release": "2003 / English 2005",
      "description": "Manga reworking of the V-cinema curse.",
      "note": "Publisher explicitly states several years. Character / event variants require original panels; same source span, not automatically an exact film transcript.",
      "sourceIds": [
        "manga-video"
      ],
      "continuity": "saeki",
      "railLabel": "Teacher visit → several years later, later tenants",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.kadokawa.co.jp/product/200304000319/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "curse"
    },
    {
      "id": "manga-two",
      "title": "Ju-On 2 — MEIMU manga",
      "type": "Manga",
      "date": "Contemporary Saeki curse; exact internal dates unverified",
      "order": 2000.2,
      "canon": "Assumed canon",
      "release": "2003",
      "description": "Second original manga volume.",
      "note": "Distinct from the prose book and Video Side. Original full interior needed for exact mapped scenes and meaningful jumps.",
      "sourceIds": [
        "manga2"
      ],
      "continuity": "saeki",
      "railLabel": "Contemporary Saeki curse; exact internal dates unverified",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.e-hon.ne.jp/bec/SA/Detail?refISBN=9784048536721",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true
    },
    {
      "id": "white-novel",
      "title": "Ju-On: White Ghost — Oishi novel",
      "type": "Novel",
      "date": "Christmas tragedy → seven years later",
      "order": 2000,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "Official prose adaptation.",
      "note": "Placed beside its film’s opening period with full span explicit; additional prose material remains uninspected.",
      "sourceIds": [
        "nw",
        "nw"
      ],
      "continuity": "saeki",
      "railLabel": "Christmas tragedy → seven years later",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://kadobun.jp/kadokawa-bunko/new.html/2009/06/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "white"
    },
    {
      "id": "black-novel",
      "title": "Ju-On: Black Ghost — Oishi novel",
      "type": "Novel",
      "date": "Modern era; Fukie’s hospital case",
      "order": 2000,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "Official prose adaptation.",
      "note": "Placed beside its film’s opening period with full span explicit; additional prose material remains uninspected.",
      "sourceIds": [
        "nw",
        "nb"
      ],
      "continuity": "saeki",
      "railLabel": "Modern era; Fukie’s hospital case",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.kadokawa.co.jp/product/321311000076/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "black"
    },
    {
      "id": "live23",
      "title": "Ju-On THE LIVE",
      "type": "Stage / recorded performance",
      "date": "est. 1990s–2000s; Saeki murders → later V-cinema households",
      "order": 1994,
      "canon": "Assumed canon",
      "release": "2023",
      "description": "Stage adaptation of the two V-cinema films.",
      "note": "Same-story dramatic adaptation / revival; not a sequel set in the performance year. Original recording not viewed. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "live23",
        "live23"
      ],
      "continuity": "saeki",
      "railLabel": "est. 1990s–2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://juonthelive.com/2023/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "curse"
    },
    {
      "id": "live26",
      "title": "Ju-On THE LIVE -Sainen- / 再念",
      "type": "Stage / recorded performance",
      "date": "est. 1990s–2000s; Saeki murders → later V-cinema households",
      "order": 1994,
      "canon": "Assumed canon",
      "release": "2026",
      "description": "Stage adaptation of the two V-cinema films.",
      "note": "Same-story dramatic adaptation / revival; not a sequel set in the performance year. Original recording not viewed. Displayed calendar is a broad estimate inherited from the linked Saeki cases, not an exact original date caption.",
      "sourceIds": [
        "live23",
        "live26"
      ],
      "continuity": "saeki",
      "railLabel": "est. 1990s–2000s",
      "segment": false,
      "confidence": "Evidence-based contemporary-era window",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://juonthelive.com/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "curse"
    },
    {
      "id": "yamaga",
      "title": "Beginning of the End — Toshio Yamaga origin",
      "type": "Film chapter",
      "date": "1995",
      "order": 1995,
      "canon": "Confirmed canon",
      "release": "2014",
      "description": "A different Toshio origin.",
      "note": "Reboot’s earlier child death; not a flashback to original Toshio Saeki.",
      "sourceIds": [
        "reboot"
      ],
      "continuity": "reboot",
      "railLabel": "1995",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "beginning",
      "storyGroup": "beginning"
    },
    {
      "id": "nanami",
      "title": "Beginning of the End — Nanami / Yayoi / Rina / Aoi",
      "type": "Film chapter",
      "date": "Nine years later: 2004",
      "order": 2004,
      "canon": "Confirmed canon",
      "release": "2014",
      "description": "Four schoolgirls visit the house.",
      "note": "The four intercut chapters share this era; do not put Nanami’s visit in Yui’s 2014 present.",
      "sourceIds": [
        "reboot"
      ],
      "continuity": "reboot",
      "railLabel": "Nine years later: 2004",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "beginning"
    },
    {
      "id": "reboot-kayako",
      "title": "Beginning of the End — Saeki home videos / Kayako",
      "type": "Film chapter",
      "date": "From 2004; before Yui’s visit",
      "order": 2004.2,
      "canon": "Confirmed canon",
      "release": "2014",
      "description": "The Saekis move in and Toshio is reborn.",
      "note": "Recorded family history spans years; tape year is not proof the murders happen immediately in 2004.",
      "sourceIds": [
        "reboot"
      ],
      "continuity": "reboot",
      "railLabel": "From 2004; before Yui’s visit",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "beginning",
      "eraWindow": true
    },
    {
      "id": "yui",
      "title": "Beginning of the End — Yui / Naoto / final Toshio revelation",
      "type": "Film chapter",
      "date": "Ten years after the schoolgirls: 2014",
      "order": 2014,
      "canon": "Confirmed canon",
      "release": "2014",
      "description": "Yui investigates her absent student.",
      "note": "Current investigation and ending grouped; playback of 2004 family videos is indexed separately.",
      "sourceIds": [
        "reboot"
      ],
      "continuity": "reboot",
      "railLabel": "Ten years after the schoolgirls: 2014",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "beginning"
    },
    {
      "id": "final-yayoi",
      "title": "Final Curse — Yayoi / Midori earlier curse link",
      "type": "Film chapter",
      "date": "Earlier than Mai’s inquiry; 2004 schoolgirl history",
      "order": 2004,
      "canon": "Assumed canon",
      "release": "2015",
      "description": "The earlier family connection returns.",
      "note": "Earlier schoolgirl material distinguished from contemporary Reo / Mai story; exact shot-level division requires film inspection.",
      "sourceIds": [
        "final-plot",
        "reboot"
      ],
      "continuity": "reboot",
      "railLabel": "Earlier than Mai’s inquiry; 2004 schoolgirl history",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "final"
    },
    {
      "id": "final-main",
      "title": "Ju-On: The Final Curse — Reo / Mai / Sota / Ena",
      "type": "Film",
      "date": "After Yui’s disappearance; est. mid-2010s",
      "order": 2014.5,
      "canon": "Confirmed canon",
      "release": "2015",
      "description": "Mai searches while Toshio joins his aunt’s home.",
      "note": "Intersecting present strands grouped. Distributor confirms sequel relationship but not an exact one-year interval.",
      "sourceIds": [
        "final",
        "final-plot"
      ],
      "continuity": "reboot",
      "railLabel": "After Yui’s disappearance; est. mid-2010s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "storyGroup": "final"
    },
    {
      "id": "begin-novel",
      "title": "Beginning of the End — Oishi novel",
      "type": "Novel",
      "date": "1995 origin → 2004 schoolgirls → 2014 teacher",
      "order": 1995,
      "canon": "Assumed canon",
      "release": "2014",
      "description": "Official same-story adaptation.",
      "note": "Original publisher inventory verified; additional adaptation-specific frames await full-text / panels review.",
      "sourceIds": [
        "nr"
      ],
      "continuity": "reboot",
      "railLabel": "1995 origin → 2004 schoolgirls → 2014 teacher",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.kadokawa.co.jp/product/321402000298/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "beginning"
    },
    {
      "id": "final-novel",
      "title": "The Final Curse — Junko Horie novel",
      "type": "Novel",
      "date": "After Yui’s disappearance; est. mid-2010s",
      "order": 2014.5,
      "canon": "Assumed canon",
      "release": "2015",
      "description": "Official same-story adaptation.",
      "note": "Original publisher inventory verified; additional adaptation-specific frames await full-text / panels review.",
      "sourceIds": [
        "nf"
      ],
      "continuity": "reboot",
      "railLabel": "After Yui’s disappearance; est. mid-2010s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://www.kadokawa.co.jp/product/321502000256/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "final"
    },
    {
      "id": "final-manga",
      "title": "The Final Curse — Eiko Komuro manga",
      "type": "Manga",
      "date": "After Yui’s disappearance; est. mid-2010s",
      "order": 2014.5,
      "canon": "Assumed canon",
      "release": "2015",
      "description": "Official same-story adaptation.",
      "note": "Original publisher inventory verified; additional adaptation-specific frames await full-text / panels review.",
      "sourceIds": [
        "manga-final"
      ],
      "continuity": "reboot",
      "railLabel": "After Yui’s disappearance; est. mid-2010s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://e-comi.shogakukan.co.jp/books/091374230000d0000000",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "final"
    },
    {
      "id": "us-origin",
      "title": "The Grudge (2004) — Saeki murders / Peter Kirk",
      "type": "Film chapter",
      "date": "2001",
      "order": 2001,
      "canon": "Confirmed canon",
      "release": "2004",
      "description": "The American-route curse begins.",
      "note": "Separate origin; original Kobayashi pregnancy tragedy is not imported into Peter’s story.",
      "sourceIds": [
        "us1"
      ],
      "continuity": "american",
      "railLabel": "2001",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge2004",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "us-grudge",
      "storyGroup": "us-grudge"
    },
    {
      "id": "us-williams",
      "title": "The Grudge (2004) — Williams family / Yoko / Karen",
      "type": "Film chapter",
      "date": "2004",
      "order": 2004,
      "canon": "Confirmed canon",
      "release": "2004",
      "description": "A family and care workers enter the house.",
      "note": "Williams / Yoko events precede Karen; same year grouped, with source film’s temporal order explained.",
      "sourceIds": [
        "us1"
      ],
      "continuity": "american",
      "railLabel": "2004",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge2004",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "us-grudge"
    },
    {
      "id": "us-aubrey",
      "title": "The Grudge 2 — Aubrey / Eason",
      "type": "Film chapter",
      "date": "2004; immediately after Karen’s house fire",
      "order": 2004.1,
      "canon": "Confirmed canon",
      "release": "2006",
      "description": "Aubrey travels to Tokyo.",
      "note": "Earlier than Allison and Jake by two years. Includes Kayako’s earlier childhood told during the investigation; full flashback dating unresolved.",
      "sourceIds": [
        "us2",
        "us2-plot"
      ],
      "continuity": "american",
      "railLabel": "2004; immediately after Karen’s house fire",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge2",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "us-grudge2",
      "storyGroup": "us-grudge2"
    },
    {
      "id": "us-allison",
      "title": "The Grudge 2 — Allison / Vanessa / Miyuki",
      "type": "Film chapter",
      "date": "2006",
      "order": 2006,
      "canon": "Confirmed canon",
      "release": "2006",
      "description": "Schoolgirls enter the ruined Saeki house.",
      "note": "Later Tokyo strand, followed by Allison’s Chicago return.",
      "sourceIds": [
        "us2-plot"
      ],
      "continuity": "american",
      "railLabel": "2006",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge2",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "us-grudge2"
    },
    {
      "id": "us-jake",
      "title": "The Grudge 2 — Jake / Chicago apartment",
      "type": "Film chapter",
      "date": "2006; after Allison returns from Tokyo",
      "order": 2006.1,
      "canon": "Confirmed canon",
      "release": "2006",
      "description": "The curse spreads through an apartment block.",
      "note": "The opening frying-pan event belongs to this later period.",
      "sourceIds": [
        "us2-plot"
      ],
      "continuity": "american",
      "railLabel": "2006; after Allison returns from Tokyo",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge2",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "us-grudge2"
    },
    {
      "id": "us-third",
      "title": "The Grudge 3",
      "type": "Film",
      "date": "2006; after Jake’s apartment tragedy",
      "order": 2006.2,
      "canon": "Confirmed canon",
      "release": "2009",
      "description": "Naoko follows the curse to Chicago.",
      "note": "Linear sequel; 2009 release does not put the story three years later.",
      "sourceIds": [
        "us3"
      ],
      "continuity": "american",
      "railLabel": "2006; after Jake’s apartment tragedy",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.com/movies/thegrudge3",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access"
    },
    {
      "id": "us20-land",
      "title": "The Grudge: The Untold Chapter — Landers / Spencers / Wilson",
      "type": "Film chapter",
      "date": "2004",
      "order": 2004,
      "canon": "Confirmed canon",
      "release": "2019 international / 2020 wide",
      "description": "The curse reaches Pennsylvania.",
      "note": "Interleaves with the American sequels. Same continuity rather than another reboot solely because marketing used that word.",
      "sourceIds": [
        "us20",
        "us20-plot"
      ],
      "continuity": "american",
      "railLabel": "2004",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.jp/corp/press/2020-09-24",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "us20"
    },
    {
      "id": "us20-math",
      "title": "The Grudge: The Untold Chapter — Mathesons / Lorna",
      "type": "Film chapter",
      "date": "2005",
      "order": 2005,
      "canon": "Confirmed canon",
      "release": "2019 international / 2020 wide",
      "description": "The next household and visiting consultant.",
      "note": "Interleaves with the American sequels. Same continuity rather than another reboot solely because marketing used that word.",
      "sourceIds": [
        "us20",
        "us20-plot"
      ],
      "continuity": "american",
      "railLabel": "2005",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.jp/corp/press/2020-09-24",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "us20"
    },
    {
      "id": "us20-mul",
      "title": "The Grudge: The Untold Chapter — Muldoon / Burke",
      "type": "Film chapter",
      "date": "2006; two years after Landers case",
      "order": 2006,
      "canon": "Confirmed canon",
      "release": "2019 international / 2020 wide",
      "description": "A detective investigates the earlier deaths.",
      "note": "Interleaves with the American sequels. Same continuity rather than another reboot solely because marketing used that word.",
      "sourceIds": [
        "us20",
        "us20-plot"
      ],
      "continuity": "american",
      "railLabel": "2006; two years after Landers case",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.sonypictures.jp/corp/press/2020-09-24",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "us20"
    },
    {
      "id": "us-novel",
      "title": "THE JUON / 呪怨 — Oishi Hollywood novel",
      "type": "Novel",
      "date": "2001 origin → 2004 Karen case",
      "order": 2001,
      "canon": "Assumed canon",
      "release": "2005",
      "description": "The American remake in prose.",
      "note": "Same source span; complete Japanese text not recovered.",
      "sourceIds": [
        "nu"
      ],
      "continuity": "american",
      "railLabel": "2001 origin → 2004 Karen case",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://kadobun.jp/kadokawa-bunko/search.html/keyword/%E5%A4%A7%E7%9F%B3%E3%80%80%E5%9C%AD/page/3/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "us-grudge"
    },
    {
      "id": "us-novel2",
      "title": "Ju-On: Pandemic — Oishi novel",
      "type": "Novel",
      "date": "Kayako’s childhood → 2004 → 2006",
      "order": 2004.1,
      "canon": "Assumed canon",
      "release": "2007",
      "description": "The second American film in prose.",
      "note": "Publisher explicitly promises childhood expansion. No unsupported childhood calendar year; same contemporary span as source film.",
      "sourceIds": [
        "nu2"
      ],
      "continuity": "american",
      "railLabel": "Kayako’s childhood → 2004 → 2006",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.kadokawa.co.jp/product/200703000613/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "us-grudge2"
    },
    {
      "id": "grudge15",
      "title": "The Grudge 1.5 — published motion-comic chapters",
      "type": "Motion comic",
      "date": "During / between Karen and Aubrey’s 2004 cases",
      "order": 2004.05,
      "canon": "Assumed canon",
      "release": "2006",
      "description": "Eason investigates the Saeki murders.",
      "note": "Official promotional motion comic; grouping provisional until original four-installment / parts structure recovered. Do not substitute a print comic.",
      "sourceIds": [
        "motion"
      ],
      "continuity": "american",
      "railLabel": "During / between Karen and Aubrey’s 2004 cases",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.imdb.com/title/tt5023820/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "Read corresponding work / edition research"
    },
    {
      "id": "tales-hotel",
      "title": "Tales from the Grudge — Hotel",
      "type": "Short film",
      "date": "Modern era; between linked phone calls (est. 2000s)",
      "order": 2004.5,
      "canon": "Assumed canon",
      "release": "2006",
      "description": "A linked short-film victim story.",
      "note": "The three calls overlap; no established exact placement relative to Aubrey / Allison. Promotional origin does not erase the narrative.",
      "sourceIds": [
        "shorts"
      ],
      "continuity": "american",
      "railLabel": "Modern era; between linked phone calls (est. 2000s)",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://ju-on-the-grudge.fandom.com/wiki/Tales_from_the_Grudge",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "Read corresponding work / edition research",
      "eraWindow": true
    },
    {
      "id": "tales-school",
      "title": "Tales from the Grudge — School",
      "type": "Short film",
      "date": "Modern era; between linked phone calls (est. 2000s)",
      "order": 2004.5,
      "canon": "Assumed canon",
      "release": "2006",
      "description": "A linked short-film victim story.",
      "note": "The three calls overlap; no established exact placement relative to Aubrey / Allison. Promotional origin does not erase the narrative.",
      "sourceIds": [
        "shorts"
      ],
      "continuity": "american",
      "railLabel": "Modern era; between linked phone calls (est. 2000s)",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://ju-on-the-grudge.fandom.com/wiki/Tales_from_the_Grudge",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "Read corresponding work / edition research",
      "eraWindow": true
    },
    {
      "id": "tales-house",
      "title": "Tales from the Grudge — House",
      "type": "Short film",
      "date": "Modern era; between linked phone calls (est. 2000s)",
      "order": 2004.5,
      "canon": "Assumed canon",
      "release": "2006",
      "description": "A linked short-film victim story.",
      "note": "The three calls overlap; no established exact placement relative to Aubrey / Allison. Promotional origin does not erase the narrative.",
      "sourceIds": [
        "shorts"
      ],
      "continuity": "american",
      "railLabel": "Modern era; between linked phone calls (est. 2000s)",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://ju-on-the-grudge.fandom.com/wiki/Tales_from_the_Grudge",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "Read corresponding work / edition research",
      "eraWindow": true
    },
    {
      "id": "wii",
      "title": "Kyōfu Taikan: Ju-On / Haunted House Simulator — Yamada family campaign",
      "type": "Game",
      "date": "Modern era; family encounters within one curse outbreak",
      "order": 2000,
      "canon": "Assumed canon",
      "release": "2009",
      "description": "Five connected family / haunted-house scenarios.",
      "note": "Japanese original governs scenario order; Western chapter order / names require comparison. Keep inclusive original history; no evidence for a new shared film calendar.",
      "sourceIds": [
        "game",
        "game-plot"
      ],
      "continuity": "saeki",
      "railLabel": "Modern era; family encounters within one curse outbreak",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.nintendoworldreport.com/news/18500/xseed-announces-ju-on-the-grudge",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true
    },
    {
      "id": "origins-early",
      "title": "JU-ON: Origins — 1952 / earlier house history",
      "type": "TV chapter",
      "date": "1952; earlier than Odajima’s childhood",
      "order": 1952,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "Early house history reported; this is not a Saeki-family origin. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1952; earlier than Odajima’s childhood",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": false,
      "workId": "origins"
    },
    {
      "id": "origins-child",
      "title": "JU-ON: Origins — Odajima’s childhood recollections",
      "type": "TV chapter",
      "date": "1960; Odajima a young child",
      "order": 1960,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "Earlier temporal strand, including later cross-time contact. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1960; Odajima a young child",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "origins"
    },
    {
      "id": "origins-88",
      "title": "JU-ON: Origins — Episodes 1–2 — Haruka / Kiyomi present",
      "type": "TV chapter",
      "date": "1988",
      "order": 1988,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "Continuous present-day material grouped; later episode recollections return here. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1988",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "origins"
    },
    {
      "id": "origins-94",
      "title": "JU-ON: Origins — Episode 3 — Kiyomi’s new family",
      "type": "TV chapter",
      "date": "1994",
      "order": 1994,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "Six-year jump from the schoolgirl period. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1994",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "origins"
    },
    {
      "id": "origins-95",
      "title": "JU-ON: Origins — Episodes 3–5 — investigation / Masaki household",
      "type": "TV chapter",
      "date": "1995",
      "order": 1995,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "After the 1994 family strand; intercut previous cases retain earlier dates. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1995",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "origins"
    },
    {
      "id": "origins-97",
      "title": "JU-ON: Origins — Episodes 5–6 — Morozumi household / conclusion",
      "type": "TV chapter",
      "date": "1997",
      "order": 1997,
      "canon": "Confirmed canon",
      "release": "2020",
      "description": "A period in the six-episode house history.",
      "note": "Later household and cross-time conclusion; temporal contact does not redraft 1960 as 1997. Episode-level boundaries and earliest 1952 date require original caption comparison.",
      "sourceIds": [
        "netflix",
        "netflix-interview",
        "origins-plot"
      ],
      "continuity": "origins",
      "railLabel": "1997",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.netflix.com/title/81059942",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "container": true,
      "workId": "origins"
    },
    {
      "id": "cross-film",
      "title": "Sadako vs. Kayako",
      "type": "Film",
      "date": "Contemporary digital-video era; est. 2010s",
      "order": 2016,
      "canon": "Non-canon connected",
      "release": "2016",
      "description": "Two curses are brought into conflict.",
      "note": "Crossover’s two-day tape rule and altered circumstances warrant its own history; fictional 2016 is an estimate, not derived from release alone.",
      "sourceIds": [
        "cross"
      ],
      "continuity": "crossover",
      "railLabel": "Contemporary digital-video era; est. 2010s",
      "segment": false,
      "confidence": "Evidence-based estimate",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": true,
      "productUrl": "https://cinemakadokawa.jp/product/entry-180.html",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "sadako-kayako",
      "sharedWork": "sadako-kayako-film"
    },
    {
      "id": "cross-original",
      "title": "Sadako vs. Kayako — Kuro Shiro ORIGINAL novel",
      "type": "Novel",
      "date": "Modern documentary-video era; relation to film case unverified",
      "order": 2016,
      "canon": "Assumed canon",
      "release": "2016",
      "description": "Keiko and Kosakai film a confrontation of curses.",
      "note": "Publisher explicitly labels this an original story with different protagonists, not a movie novelization. Full text compatibility remains unverified.",
      "sourceIds": [
        "cross-novel"
      ],
      "continuity": "crossover",
      "railLabel": "Modern documentary-video era; relation to film case unverified",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.kadokawa.co.jp/product/321601000172/",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "sharedWork": "sadako-kayako-original"
    },
    {
      "id": "cross-junior",
      "title": "Sadako vs. Kayako — Kiyoshi Yamamoto junior novel",
      "type": "Novel",
      "date": "Modern era; same Yūri / Suzuka film case",
      "order": 2016,
      "canon": "Assumed canon",
      "release": "2016",
      "description": "Junior adaptation of the film.",
      "note": "Shogakukan Junior Bunko, not Kadokawa Tsubasa; distinct from the adult original novel.",
      "sourceIds": [
        "cross-junior",
        "cross-official"
      ],
      "continuity": "crossover",
      "railLabel": "Modern era; same Yūri / Suzuka film case",
      "segment": false,
      "confidence": "Relative / stated chronology",
      "inspection": "Source / inventory checked; full work not inspected",
      "estimated": false,
      "productUrl": "https://www.ehonnavi.net/ehon00.asp?no=112087&pcf=1",
      "productName": "View corresponding edition / access",
      "productMatch": "Exact corresponding publisher, distributor or edition research; availability is not asserted. No unverified Amazon ASIN.",
      "actionLabel": "View corresponding edition / access",
      "eraWindow": true,
      "storyGroup": "sadako-kayako",
      "sharedWork": "sadako-kayako-junior"
    }
  ],
  "sources": [
    {
      "id": "arrow",
      "title": "Arrow — Ju-On: The Grudge Collection",
      "url": "https://www.arrowfilms.com/p/ju-on-the-grudge-collection-blu-ray/15065815/",
      "kind": "Primary",
      "note": "Official six-film set, original languages and Region B verified. Listing does not include the two 1998 shorts."
    },
    {
      "id": "v1",
      "title": "The Curse — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Curse",
      "kind": "Secondary / film synopsis",
      "note": "Secondary synopsis read for character blocks and school / house sequence. Exact years not established by this page."
    },
    {
      "id": "v2",
      "title": "The Curse 2 — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Curse_2",
      "kind": "Secondary / film synopsis",
      "note": "Separates repeated first-film material, countryside visit, about-one-month police interval and later schoolgirls."
    },
    {
      "id": "toei",
      "title": "Toei Video — original Ju-On 2",
      "url": "https://shop.toei-video.co.jp/products/dytd02321",
      "kind": "Primary",
      "note": "Official 76-minute V-cinema sequel, new occupants and original production verified. Not the theatrical Ju-On 2."
    },
    {
      "id": "j1",
      "title": "The Grudge — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Grudge",
      "kind": "Secondary / film synopsis",
      "note": "Chronological synopsis distinguishes Tokunagas, first Rika visit, Toyama, later Rika and adolescent Izumi. Full original film not inspected."
    },
    {
      "id": "j2",
      "title": "The Grudge 2 — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Grudge_2",
      "kind": "Secondary / film synopsis",
      "note": "Six chapters overlap; crew visit precedes crash, three-month revelation, childbirth and child epilogue."
    },
    {
      "id": "jp-review",
      "title": "Japanese-language chapter / spin-off review",
      "url": "https://ciatr.jp/topics/311805?page=4",
      "kind": "Secondary / Japanese film review",
      "note": "Character chronology cross-check, including The Curse chapters. No unsupported fan calendar is promoted as official."
    },
    {
      "id": "white",
      "title": "White Ghost — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_White_Ghost",
      "kind": "Secondary / film synopsis",
      "note": "Christmas Isobe tragedy and Akane age nine → sixteen / seven years later."
    },
    {
      "id": "black",
      "title": "Black Ghost — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_Black_Ghost",
      "kind": "Secondary / film synopsis",
      "note": "Fukie, Yuko, Kiwako and Mariko events overlap. No proof that the entire story occurs after White Ghost’s teenage frame."
    },
    {
      "id": "reboot",
      "title": "Beginning of the End — chapter cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Beginning_of_the_End",
      "kind": "Secondary / film synopsis",
      "note": "1995 Yamaga origin; nine-year and ten-year intervals; eight named chapters. Japanese schoolteacher route differs from Kobayashi / Karen."
    },
    {
      "id": "final",
      "title": "Showgate — The Final Curse international sheet",
      "url": "https://www.showgate.jp/eng/pdf/FIL/FIL_007.pdf",
      "kind": "Primary",
      "note": "Distributor’s two-page PDF read: 2014 predecessor, Mai seeking Yui, Toshio adopted by his aunt and Reo."
    },
    {
      "id": "final-plot",
      "title": "Final Curse — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Final_Curse",
      "kind": "Secondary / film synopsis",
      "note": "Mai / Reo main strands and earlier Yayoi connection inventoried. Exact interval after Yui remains unverified."
    },
    {
      "id": "us1",
      "title": "The Grudge (2004) — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/The_Grudge",
      "kind": "Secondary / film synopsis",
      "note": "2001 murders / Peter and 2004 Williams / Karen phases distinguished."
    },
    {
      "id": "us1-official",
      "title": "Sony — The Grudge (2004)",
      "url": "https://www.sonypictures.com/movies/thegrudge2004",
      "kind": "Primary",
      "note": "Corresponding official remake access; distinct from sequel."
    },
    {
      "id": "us2",
      "title": "Sony — The Grudge 2",
      "url": "https://www.sonypictures.com/movies/thegrudge2",
      "kind": "Primary",
      "note": "Studio synopsis directly connects Aubrey’s Tokyo journey to Karen."
    },
    {
      "id": "us2-plot",
      "title": "The Grudge 2 — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/The_Grudge_2",
      "kind": "Secondary / film synopsis",
      "note": "Aubrey’s 2004 journey distinguished from Allison / Jake’s 2006 material."
    },
    {
      "id": "us3",
      "title": "The Grudge 3 — narrative cross-check",
      "url": "https://en.wikipedia.org/wiki/The_Grudge_3",
      "kind": "Secondary / film synopsis",
      "note": "Jake’s 2006 aftermath and Naoko in Chicago; linear plot, not story-year 2009."
    },
    {
      "id": "us3-official",
      "title": "Sony — The Grudge 3",
      "url": "https://www.sonypictures.com/movies/thegrudge3",
      "kind": "Primary",
      "note": "Official third film / Chicago story access."
    },
    {
      "id": "us20",
      "title": "Sony Japan — The Grudge / Untold Chapter",
      "url": "https://www.sonypictures.jp/corp/press/2020-09-24",
      "kind": "Primary",
      "note": "Studio synopsis states Landers case two years before Muldoon investigation. 2020 is release year, not setting."
    },
    {
      "id": "us20-plot",
      "title": "Untold Chapter — dated strands",
      "url": "https://en.wikipedia.org/wiki/The_Grudge_(2019_film)",
      "kind": "Secondary / film synopsis",
      "note": "2004 Landers / Spencers; 2005 Mathesons; 2006 Muldoon. First release December 2019, wide release 2020."
    },
    {
      "id": "shorts",
      "title": "Tales from the Grudge — three-part inventory",
      "url": "https://ju-on-the-grudge.fandom.com/wiki/Tales_from_the_Grudge",
      "kind": "Secondary / specialist inventory",
      "note": "Hotel / School / House short-film names and overlap; official unrated DVD inclusion reported, current official stream not recovered."
    },
    {
      "id": "motion",
      "title": "The Grudge 1.5 — motion comic inventory",
      "url": "https://www.imdb.com/title/tt5023820/",
      "kind": "Secondary / release inventory",
      "note": "Animated graphic narrative about Eason between the first two films; original official Flash site unavailable."
    },
    {
      "id": "netflix",
      "title": "Netflix — JU-ON: Origins",
      "url": "https://www.netflix.com/title/81059942",
      "kind": "Primary",
      "note": "Official six-episode series access. Region / subscription availability varies."
    },
    {
      "id": "netflix-interview",
      "title": "Netflix — Sho Miyake interview",
      "url": "https://note.com/netflix/n/nba9132f814d3",
      "kind": "Primary",
      "note": "Official production interview describes a house and incidents behind the Ju-On legend. Does not identify the woman as Kayako."
    },
    {
      "id": "origins-plot",
      "title": "Origins — period cross-check",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_Origins",
      "kind": "Secondary / episode synopsis",
      "note": "Episode summaries distinguish 1988, 1994, 1995 and 1997 with earlier house history."
    },
    {
      "id": "novel",
      "title": "Ju-On — English novel bibliographic record",
      "url": "https://www.indigo.ca/products/ju-on-volume-1",
      "kind": "Primary",
      "note": "Corresponding Dark Horse Kei Ohishi prose edition, distinct from Miki Rinno manga; no Amazon ASIN inferred."
    },
    {
      "id": "novel2",
      "title": "Kadokawa — Ju-On 2 novel",
      "url": "https://www.kadokawa.co.jp/product/200302000251/",
      "kind": "Primary",
      "note": "Kei Oishi; July 10 2003; ISBN 9784043572052; TV crew premise matches theatrical sequel, not V-cinema title."
    },
    {
      "id": "nw",
      "title": "Kadokawa — White Ghost novel",
      "url": "https://kadobun.jp/kadokawa-bunko/new.html/2009/06/",
      "kind": "Primary",
      "note": "Official June 2009 list verifies both Oishi anniversary novelizations."
    },
    {
      "id": "nb",
      "title": "Kadokawa — Black Ghost novel",
      "url": "https://www.kadokawa.co.jp/product/321311000076/",
      "kind": "Primary",
      "note": "2009 paper / 2014 ebook distinguished. Nurse and internal twin premise."
    },
    {
      "id": "nr",
      "title": "Kadokawa — Beginning of the End novel",
      "url": "https://www.kadokawa.co.jp/product/321402000298/",
      "kind": "Primary",
      "note": "2014 Oishi novelization, not a new sequel to original Saeki film."
    },
    {
      "id": "nf",
      "title": "Kadokawa — Final Curse novel",
      "url": "https://www.kadokawa.co.jp/product/321502000256/",
      "kind": "Primary",
      "note": "Junko Horie, not Kei Oishi; 2015 film adaptation."
    },
    {
      "id": "nu",
      "title": "Kadokawa — American novelization catalogue",
      "url": "https://kadobun.jp/kadokawa-bunko/search.html/keyword/%E5%A4%A7%E7%9F%B3%E3%80%80%E5%9C%AD/page/3/",
      "kind": "Primary",
      "note": "THE JUON / Hollywood Ju-On dated January 8 2005."
    },
    {
      "id": "nu2",
      "title": "Kadokawa — Pandemic novel",
      "url": "https://www.kadokawa.co.jp/product/200703000613/",
      "kind": "Primary",
      "note": "2007 novel of THE GRUDGE 2; explicit Kayako childhood material."
    },
    {
      "id": "manga-video",
      "title": "Kadokawa — Video Side prologue manga",
      "url": "https://www.kadokawa.co.jp/product/200304000319/",
      "kind": "Primary",
      "note": "Miki Rinno / Shimizu, ISBN 9784048536714; synopsis explicitly jumps several years from teacher to later household."
    },
    {
      "id": "manga2",
      "title": "Ju-On 2 manga — edition record",
      "url": "https://www.e-hon.ne.jp/bec/SA/Detail?refISBN=9784048536721",
      "kind": "Retail bibliographic record",
      "note": "MEIMU / Shimizu manga; original ISBN 9784048536721, not a reprint of Video Side."
    },
    {
      "id": "manga-reprint",
      "title": "Ju-On / JUON — combined manga edition",
      "url": "https://www.maruzenjunkudo.co.jp/products/9784048538381",
      "kind": "Retail bibliographic record",
      "note": "2005 edition credits Rinno and MEIMU; collection / reissue rather than assumed new American narrative."
    },
    {
      "id": "manga-final",
      "title": "Shogakukan — Final Curse manga",
      "url": "https://e-comi.shogakukan.co.jp/books/091374230000d0000000",
      "kind": "Primary",
      "note": "Eiko Komuro single-volume film adaptation; legal trial-reading button available."
    },
    {
      "id": "game",
      "title": "XSEED announcement — Ju-On Wii",
      "url": "https://www.nintendoworldreport.com/news/18500/xseed-announces-ju-on-the-grudge",
      "kind": "Primary / reproduced publisher release",
      "note": "Original publisher announcement reproduced; Shimizu collaboration, haunted-house simulator and Yamada family premise."
    },
    {
      "id": "game-plot",
      "title": "Ju-On Wii — scenario inventory",
      "url": "https://en.wikipedia.org/wiki/Ju-On:_The_Grudge_(video_game)",
      "kind": "Secondary / game inventory",
      "note": "Erika, Michiko, Ken, Hiroshi and Saeki-house episodes. Localization names must not override original Japanese chronology."
    },
    {
      "id": "live23",
      "title": "Ju-On THE LIVE — 2023 official site",
      "url": "https://juonthelive.com/2023/",
      "kind": "Primary",
      "note": "Licensed V-cinema stage adaptation, original production verified."
    },
    {
      "id": "live26",
      "title": "Ju-On THE LIVE -Sainen- — official site",
      "url": "https://juonthelive.com/",
      "kind": "Primary",
      "note": "2026 revival / revised performance and Blu-ray; official text identifies adaptation of both original V-cinema films. Same story position, no fictional 2026 date."
    },
    {
      "id": "cross",
      "title": "Sadako vs. Kayako — producer interview",
      "url": "https://woman.excite.co.jp/article/lifestyle/rid_Cobs_463381/",
      "kind": "Primary / producer interview reproduced",
      "note": "KADOKAWA producer testimony on the joint production."
    },
    {
      "id": "cross-official",
      "title": "Kadokawa Cinema — Sadako vs. Kayako",
      "url": "https://cinemakadokawa.jp/product/entry-180.html",
      "kind": "Primary",
      "note": "Official film access / two-day tape rule."
    },
    {
      "id": "cross-novel",
      "title": "Kadokawa — Sadako VS Kayako original novel",
      "url": "https://www.kadokawa.co.jp/product/321601000172/",
      "kind": "Primary",
      "note": "Kuro Shiro original Keiko / Kosakai story; explicitly not a film retelling."
    },
    {
      "id": "cross-junior",
      "title": "Sadako VS Kayako — Shogakukan junior edition",
      "url": "https://www.ehonnavi.net/ehon00.asp?no=112087&pcf=1",
      "kind": "Retail / publisher synopsis",
      "note": "Kiyoshi Yamamoto, ISBN 9784092308695; movie protagonists."
    }
  ],
  "scope": [
    {
      "title": "Ju-On / JUON (2005 combined manga edition)",
      "type": "Manga collection",
      "status": "Duplicate / collected adaptation",
      "note": "Publisher credits both Rinno and MEIMU. Check original contents before claiming a third original manga narrative.",
      "sources": [
        "manga-reprint"
      ]
    },
    {
      "title": "The Grudge (2020) novel claim",
      "type": "Novel",
      "status": "Unverified / not counted",
      "note": "No publisher edition recovered. Do not infer a novel exists merely because most preceding films were novelized.",
      "sources": [
        "us20"
      ]
    },
    {
      "title": "Pachinko / pachislot; retired Flash promotions; attraction scripts",
      "type": "Game / live narrative",
      "status": "Omission review open",
      "note": "Film footage, scares and skins alone are not new narratives. Actual new plotted sequences / published scenarios need inspection before exhaustive status.",
      "sources": [
        "game"
      ]
    },
    {
      "title": "1998 shorts, retired motion comic and promotional shorts access",
      "type": "Short / web narrative",
      "status": "Legal-access gap",
      "note": "Narratives inventoried, but a distributor collection does not automatically contain the shorts. Linked records are evidence, not advertised free playback.",
      "sources": [
        "arrow",
        "motion",
        "shorts"
      ]
    }
  ],
  "audit": {
    "checked": "2026-10-27",
    "status": "Research edition — chapter / period chronology and published narrative inventory reviewed; interior gaps disclosed",
    "checks": [
      "Original films split at occupancy / generation / three-month / childbirth jumps; repeated Curse 2 recap not double-counted.",
      "1998 shorts positioned with Murakami school events rather than at their release year.",
      "2004 American film’s 2001 origin, Grudge 2 2004 / 2006 strands and Untold Chapter 2004 / 2005 / 2006 strands separated.",
      "Showgate reboot retained separately: Yamaga 1995, schoolgirls 2004, teacher 2014.",
      "All six Netflix episodes represented through period blocks; no assertion woman in white is Kayako.",
      "Eight Japanese prose novelizations including American remake books inventoried; Final Curse correctly credits Junko Horie.",
      "Rinno / MEIMU manga distinguished; overlooked Komuro Final Curse manga and 2026 stage revival added.",
      "No Amazon product invented; corresponding legal editions / evidence supplied, current access limitations stated.",
      "Final crossover check: adult Kuro Shiro novel added as original narrative; Shogakukan junior retelling separately added. Sony original / third-film product links corrected; unavailable shorts clearly labeled as research.",
      "Browser review: major film / Origins chapters visible without enabling optional embedded scenes; containing film / season counted once."
    ],
    "gaps": [
      "Original film captions, diaries / newspapers and alternate cuts not viewed: exact original-route 1994 / 1999 calendars remain estimates; some relative cross-film overlap unresolved.",
      "Full prose / manga interiors and legal trial pages not recovered in this pass; adaptation-specific additional earlier stories require segmentation. Novel spans are explicit, not falsely treated as single-day plots.",
      "Origins earliest-history dates and episode crosscuts require original six-episode caption inspection.",
      "Official playable access to the 1998 shorts, original Grudge 1.5 installment structure and Tales discs not recovered. Their clearly labeled research links do not promise playback.",
      "Game localization / original scenario chronology, pachinko original scenes, retired Flash narratives and attraction-specific plots remain incomplete; guide is not advertised as an exhaustive original-interior audit."
    ],
    "publishReady": true,
    "suggestedSpan": "1952–1997 Origins; original Saeki history from estimated 1990s through later-generation aftermath; American 2001–2006; reboot 1995–mid-2010s; crossover contemporary 2010s",
    "suggestedSeo": {
      "title": "Ju-On / The Grudge Chronological Watch & Reading Order",
      "description": "Follow Ju-On by story period and chapter, with original Japanese films, the American Grudge timeline, Origins, manga, novels, games and licensed crossover stories."
    }
  }
}