{
  "schemaVersion": 1,
  "id": "sword-art-online",
  "version": "2026-10-17",
  "titles": {
    "en": "Sword Art Online",
    "ja": "ソードアート・オンライン"
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    "credit": "Arc Almanac contributors"
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            "unverified": false,
            "from": {
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              "point": "start"
            },
            "to": {
              "arc": "alicization",
              "segment": "war-of-underworld",
              "point": "end"
            },
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          {
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            "original": false,
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            "confidence": "high",
            "sources": [
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              "point": "start"
            },
            "to": {
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              "segment": "after-the-war",
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          },
          {
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            "recap": false,
            "omits": [],
            "confidence": "high",
            "sources": [
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          },
          {
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            "confidence": "high",
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            "to": {
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              "segment": "moon-cradle",
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            "notes": "Moon Cradle (volumes 19 and 20) is set inside the accelerated Underworld period after the war and before the Stellar Year 582 scene; no anime adapts it."
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            "confidence": "medium",
            "sources": [
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            "to": {
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            "notes": "Sisters’ Prayer takes place during the SAO incident. Precise chronology within that period is unverified."
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            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v24c01..v24c10",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": false,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v25c01..v25c11",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": false,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v26c01..v26c23",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": false,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v27c01..v27c15",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": false,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v28c01..v28c12",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": false,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            }
          },
          {
            "units": "v29",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_light_novels"
            ],
            "unverified": true,
            "from": {
              "arc": "unital-ring",
              "point": "start"
            },
            "to": {
              "arc": "unital-ring",
              "point": "end"
            },
            "notes": "TODO(verify): chapter-level TOC; this volume is temporarily one unit."
          }
        ]
      },
      "notes": "The story began as a withdrawn web novel. No origin flag is assigned to this revision. TODO(verify): web work TOC, novel 5 and 29 TOCs, volume 22 story placement and Moon Cradle chronology."
    },
    {
      "id": "manga-aincrad",
      "format": "manga",
      "origin": false,
      "order": "linear",
      "unitKind": "chapter",
      "parts": [],
      "editions": [
        {
          "id": "aincrad-ja",
          "lang": "ja",
          "official": true,
          "asOf": "2026-10-03",
          "volumes": [
            {
              "n": "1",
              "status": "released",
              "units": "c001..c006",
              "side": false,
              "released": "2012-09-27",
              "chapters": "Chapters 1–6",
              "reach": {
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "end"
                }
              }
            },
            {
              "n": "2",
              "status": "released",
              "units": "c007..c012",
              "side": false,
              "released": "2012-09-27",
              "chapters": "Chapters 7–12",
              "reach": {
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "end"
                }
              }
            }
          ],
          "publisher": "ASCII Media Works",
          "latest": "2"
        },
        {
          "id": "aincrad-en",
          "lang": "en",
          "official": true,
          "asOf": "2026-10-03",
          "volumes": [
            {
              "n": "1",
              "status": "released",
              "units": "c001..c012",
              "side": false,
              "released": "2014-03-25",
              "chapters": "Chapters 1–12",
              "purchaseUrl": "https://yenpress.com/titles/9780316371230-sword-art-online-aincrad-manga",
              "reach": {
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "end"
                }
              }
            }
          ],
          "publisher": "Yen Press",
          "basedOn": "aincrad-ja",
          "latest": "1"
        }
      ],
      "coverage": {
        "slots": [
          {
            "arc": "aincrad",
            "status": "covered",
            "units": "c001..c012"
          },
          {
            "arc": "fairy-dance",
            "status": "none"
          },
          {
            "arc": "phantom-bullet",
            "status": "none"
          },
          {
            "arc": "calibur",
            "status": "none"
          },
          {
            "arc": "mothers-rosario",
            "status": "none"
          },
          {
            "arc": "alicization",
            "segment": "human-empire",
            "status": "none"
          },
          {
            "arc": "alicization",
            "segment": "war-of-underworld",
            "status": "none"
          },
          {
            "arc": "alicization",
            "segment": "moon-cradle",
            "status": "none"
          },
          {
            "arc": "alicization",
            "segment": "after-the-war",
            "status": "none"
          },
          {
            "arc": "unital-ring",
            "status": "none"
          }
        ],
        "cuts": [],
        "entries": [
          {
            "units": "c001..c012",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://www.swordart-online.net/sp/book/saoc_ac01.html",
              "https://www.swordart-online.net/sp/book/saoc_ac02.html",
              "https://yenpress.com/titles/9780316371230-sword-art-online-aincrad-manga"
            ],
            "unverified": true,
            "from": {
              "arc": "aincrad",
              "point": "start"
            },
            "to": {
              "arc": "aincrad",
              "point": "end"
            },
            "notes": "Complete Aincrad manga envelope. TODO(verify): stage-to-novel chapter handoffs and cuts."
          }
        ]
      },
      "title": "Sword Art Online: Aincrad",
      "adapts": "ln",
      "notes": "Source numbering is Stage.001–012. Internal c001–c012 retains that order. Other arc-specific manga lines are outside this first draft."
    },
    {
      "id": "anime",
      "format": "anime",
      "origin": false,
      "order": "nonlinear",
      "unitKind": "episode",
      "parts": [
        {
          "id": "s1",
          "kind": "season",
          "label": "Season 1",
          "aired": {
            "from": "2012-07-08",
            "to": "2012-12-23"
          },
          "units": "s1e01..s1e25"
        },
        {
          "id": "extra-edition",
          "kind": "special",
          "label": "Extra Edition",
          "aired": {
            "from": "2013-12-31"
          },
          "units": "extra-edition"
        },
        {
          "id": "s2",
          "kind": "season",
          "label": "Sword Art Online II",
          "aired": {
            "from": "2014-07-05",
            "to": "2014-12-20"
          },
          "units": "s2e01..s2e24"
        },
        {
          "id": "ordinal-scale",
          "kind": "movie",
          "label": "Ordinal Scale",
          "aired": {
            "from": "2017-02-18"
          },
          "units": "ordinal-scale"
        },
        {
          "id": "alicization",
          "kind": "season",
          "label": "Alicization",
          "aired": {
            "from": "2018-10-07",
            "to": "2019-03-31"
          },
          "units": "s3e01..s3e24"
        },
        {
          "id": "war-of-underworld",
          "kind": "season",
          "label": "War of Underworld",
          "aired": {
            "from": "2019-10-13",
            "to": "2020-09-20"
          },
          "units": "woue01..woue23"
        }
      ],
      "editions": [],
      "coverage": {
        "slots": [
          {
            "arc": "aincrad",
            "status": "covered",
            "units": "s1e01..s1e14"
          },
          {
            "arc": "fairy-dance",
            "status": "covered",
            "units": "s1e15..s1e25"
          },
          {
            "arc": "phantom-bullet",
            "status": "covered",
            "units": "s2e01..s2e14"
          },
          {
            "arc": "calibur",
            "status": "covered",
            "units": "s2e15..s2e17"
          },
          {
            "arc": "mothers-rosario",
            "status": "covered",
            "units": "s2e18..s2e24"
          },
          {
            "arc": "alicization",
            "segment": "human-empire",
            "status": "covered",
            "units": "s3e01..s3e24"
          },
          {
            "arc": "alicization",
            "segment": "war-of-underworld",
            "status": "covered",
            "units": "woue01..woue23"
          },
          {
            "arc": "alicization",
            "segment": "moon-cradle",
            "status": "cut"
          },
          {
            "arc": "alicization",
            "segment": "after-the-war",
            "status": "covered",
            "units": "woue01..woue23"
          },
          {
            "arc": "unital-ring",
            "status": "none"
          }
        ],
        "cuts": [
          {
            "from": {
              "arc": "alicization",
              "segment": "moon-cradle",
              "point": "start"
            },
            "to": {
              "arc": "alicization",
              "segment": "moon-cradle",
              "point": "end"
            },
            "reason": "omitted"
          }
        ],
        "entries": [
          {
            "units": "s1e01..s1e14",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes",
              "https://en.wikipedia.org/wiki/Sword_Art_Online_season_1"
            ],
            "unverified": true,
            "from": {
              "arc": "aincrad",
              "point": "start"
            },
            "to": {
              "arc": "aincrad",
              "point": "end"
            },
            "notes": "TODO(verify): exact novel chapter handoffs, omitted scenes and endpoint completeness. This is an arc envelope."
          },
          {
            "units": "s1e15..s1e25",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "high",
            "sources": [
              "https://www.swordart-online.net/fairy/story/?id=ep25",
              "https://books.google.com/books/about/x.html?id=6xZVDgAAQBAJ",
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes"
            ],
            "unverified": false,
            "from": {
              "arc": "fairy-dance",
              "point": "start"
            },
            "to": {
              "arc": "fairy-dance",
              "point": "end"
            },
            "notes": "Episode 25 (The World Seed) ends with Sugou's knife attack outside the hospital and the World Seed, the close of Fairy Dance; volume 4 ends at chapter 9 and volume 5 opens the Phantom Bullet story. Interior episode-to-chapter handoffs and the Jotunheim excursion (volume 4 chapter 5) are not entered; see docs/verification/review-sword-art-online.md."
          },
          {
            "units": "s2e01..s2e14",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes",
              "https://en.wikipedia.org/wiki/Sword_Art_Online_II"
            ],
            "unverified": true,
            "from": {
              "arc": "phantom-bullet",
              "point": "start"
            },
            "to": {
              "arc": "phantom-bullet",
              "point": "end"
            },
            "notes": "TODO(verify): exact novel chapter handoffs, omitted scenes and endpoint completeness. This is an arc envelope."
          },
          {
            "units": "s2e14.5",
            "original": false,
            "recap": true,
            "omits": [],
            "confidence": "high",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes"
            ],
            "unverified": false
          },
          {
            "units": "s2e15..s2e17",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "medium",
            "sources": [
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes",
              "https://www.swordart-online.net/sp/book/sao08.html"
            ],
            "unverified": true,
            "from": {
              "arc": "calibur",
              "point": "start"
            },
            "to": {
              "arc": "calibur",
              "point": "end"
            },
            "notes": "TODO(verify): exact novel chapter handoffs, omitted scenes and endpoint completeness. This is an arc envelope."
          },
          {
            "units": "s2e18..s2e24",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "high",
            "sources": [
              "https://www.swordart-online.net/sp/mothers/story/story24.html",
              "https://www.swordart-online.net/sp/package/2_vol9.html",
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes"
            ],
            "unverified": false,
            "from": {
              "arc": "mothers-rosario",
              "point": "start"
            },
            "to": {
              "arc": "mothers-rosario",
              "point": "end"
            },
            "notes": "Episode 24 (Mother's Rosario) carries the story to the email Asuna receives in late March and Yuuki's farewell, the end of volume 7 (chapter 12). Volume 9 opens Alicization Beginning. Interior episode-to-chapter handoffs are not entered; see docs/verification/review-sword-art-online.md."
          },
          {
            "units": "ordinal-scale",
            "original": true,
            "recap": false,
            "omits": [],
            "confidence": "high",
            "sources": [
              "https://sao-movie.net/story/story.html",
              "https://en.wikipedia.org/wiki/Sword_Art_Online_The_Movie:_Ordinal_Scale"
            ],
            "unverified": false
          },
          {
            "units": "s3e01..s3e24",
            "original": false,
            "recap": false,
            "omits": [],
            "confidence": "high",
            "sources": [
              "https://sao-alicization.net/1st/story/?id=ep24",
              "https://books.google.com/books/about/x.html?id=lHFBDwAAQBAJ",
              "https://books.google.com/books/about/x.html?id=CQpUDwAAQBAJ",
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes"
            ],
            "unverified": false,
            "from": {
              "arc": "alicization",
              "segment": "human-empire",
              "point": "start"
            },
            "to": {
              "arc": "alicization",
              "segment": "human-empire",
              "point": "end"
            },
            "notes": "Episode 24 (My Hero) is the duel with Administrator, the final chapter of volume 14 (Administrator, May 380 in the publisher contents list); volume 15 opens with chapter 14, Subtilizer, Stealer of Souls. Recap 18.5 is inside the envelope. The Zakkaria tournament (volume 10 chapter 3) is summarised rather than adapted; see docs/verification/review-sword-art-online.md."
          },
          {
            "units": "woue01..woue23",
            "original": false,
            "recap": false,
            "omits": [
              {
                "arc": "alicization",
                "segment": "moon-cradle",
                "point": "start"
              }
            ],
            "confidence": "high",
            "sources": [
              "https://sao-alicization.net/story/",
              "https://books.google.com/books/about/x.html?id=x5K8DwAAQBAJ",
              "https://en.wikipedia.org/wiki/List_of_Sword_Art_Online_episodes"
            ],
            "unverified": false,
            "from": {
              "arc": "alicization",
              "segment": "war-of-underworld",
              "point": "start"
            },
            "to": {
              "arc": "alicization",
              "segment": "after-the-war",
              "point": "end"
            },
            "notes": "Episode 23 (New World) adapts the volume 18 epilogue (Rinko reports Alice missing; the parcel arrives at Kazuto's home) and the Stellar Year 582 scene printed as Prologue III. Moon Cradle (volumes 19 and 20) is skipped. The envelope includes recap 12.5 (Reminiscence). Interior episode-to-chapter handoffs are not entered; see docs/verification/review-sword-art-online.md."
          }
        ]
      },
      "adapts": "ln",
      "notes": "TV release order includes recap 14.5 and War of Underworld 12.5. TODO(verify): other recap/disc shorts, Progressive films and the game-associated 2026 special."
    }
  ],
  "afterSeason": {
    "asOf": "2026-10-03",
    "columns": [
      {
        "format": "light-novel",
        "lang": "ja"
      },
      {
        "format": "light-novel",
        "lang": "en"
      },
      {
        "format": "manga",
        "lang": "ja"
      },
      {
        "format": "manga",
        "lang": "en"
      }
    ],
    "rows": [
      {
        "part": {
          "id": "s1",
          "work": "anime",
          "kind": "season",
          "label": "Season 1",
          "aired": {
            "from": "2012-07-08",
            "to": "2012-12-23"
          },
          "upcoming": false
        },
        "lastUnit": "s1e25",
        "skipped": [],
        "cells": [
          {
            "format": "light-novel",
            "lang": "ja",
            "status": "start",
            "readFirst": [
              {
                "work": "ln",
                "units": "v02prologue..v02-red-nosed-reindeer",
                "reason": "side",
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "volume": "2"
              }
            ],
            "notes": [],
            "start": {
              "work": "ln",
              "unit": "v05",
              "partway": false,
              "entry": "v05",
              "position": {
                "arc": "phantom-bullet",
                "point": "start"
              }
            },
            "edition": {
              "id": "ln-ja",
              "lang": "ja",
              "volume": "5",
              "available": true,
              "released": "2010-08-10",
              "other": {
                "id": "ln-en",
                "lang": "en",
                "volume": "5",
                "available": true,
                "released": "2015-08-18"
              }
            }
          },
          {
            "format": "light-novel",
            "lang": "en",
            "status": "start",
            "readFirst": [
              {
                "work": "ln",
                "units": "v02prologue..v02-red-nosed-reindeer",
                "reason": "side",
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "volume": "2"
              }
            ],
            "notes": [],
            "start": {
              "work": "ln",
              "unit": "v05",
              "partway": false,
              "entry": "v05",
              "position": {
                "arc": "phantom-bullet",
                "point": "start"
              }
            },
            "edition": {
              "id": "ln-en",
              "lang": "en",
              "volume": "5",
              "available": true,
              "released": "2015-08-18",
              "other": {
                "id": "ln-ja",
                "lang": "ja",
                "volume": "5",
                "available": true,
                "released": "2010-08-10"
              }
            }
          },
          {
            "format": "manga",
            "lang": "ja",
            "status": "notReached",
            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
          },
          {
            "format": "manga",
            "lang": "en",
            "status": "notReached",
            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
          }
        ],
        "stop": {
          "arc": "fairy-dance",
          "point": "end"
        }
      },
      {
        "part": {
          "id": "s2",
          "work": "anime",
          "kind": "season",
          "label": "Sword Art Online II",
          "aired": {
            "from": "2014-07-05",
            "to": "2014-12-20"
          },
          "upcoming": false
        },
        "lastUnit": "s2e24",
        "skipped": [],
        "cells": [
          {
            "format": "light-novel",
            "lang": "ja",
            "status": "start",
            "readFirst": [
              {
                "work": "ln",
                "units": "v02prologue..v02-red-nosed-reindeer",
                "reason": "side",
                "from": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "start"
                },
                "volume": "2"
              }
            ],
            "notes": [],
            "start": {
              "work": "ln",
              "unit": "v09prologue1",
              "partway": false,
              "entry": "v09prologue1..v09c01",
              "position": {
                "arc": "alicization",
                "segment": "human-empire",
                "point": "start"
              }
            },
            "edition": {
              "id": "ln-ja",
              "lang": "ja",
              "volume": "9",
              "available": true,
              "released": "2012-02-10",
              "other": {
                "id": "ln-en",
                "lang": "en",
                "volume": "9",
                "available": true,
                "released": "2016-12-20",
                "purchaseUrl": "https://yenpress.com/titles/9780316390422-sword-art-online-9-light-novel"
              }
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              {
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                "volume": "2"
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            ],
            "notes": [],
            "start": {
              "work": "ln",
              "unit": "v09prologue1",
              "partway": false,
              "entry": "v09prologue1..v09c01",
              "position": {
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            },
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          },
          {
            "format": "manga",
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            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
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          {
            "format": "manga",
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            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
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            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
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              }
            }
          }
        ],
        "stop": {
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        }
      },
      {
        "part": {
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        },
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            ],
            "notes": [
              "ordinal-scale is original to this work and maps to no position."
            ],
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              "work": "ln",
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              "partway": false,
              "entry": "v09prologue1..v09c01",
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                "work": "ln",
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                  "point": "start"
                },
                "to": {
                  "arc": "aincrad",
                  "point": "start"
                },
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              }
            ],
            "notes": [
              "ordinal-scale is original to this work and maps to no position."
            ],
            "start": {
              "work": "ln",
              "unit": "v09prologue1",
              "partway": false,
              "entry": "v09prologue1..v09c01",
              "position": {
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                "segment": "human-empire",
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              }
            },
            "edition": {
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          },
          {
            "format": "manga",
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            "readFirst": [],
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              "ordinal-scale is original to this work and maps to no position.",
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
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              }
            }
          },
          {
            "format": "manga",
            "lang": "en",
            "status": "notReached",
            "readFirst": [],
            "notes": [
              "ordinal-scale is original to this work and maps to no position.",
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
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            }
          }
        ],
        "stop": {
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        }
      },
      {
        "part": {
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          {
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                "to": {
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            ],
            "notes": [],
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                "point": "start"
              }
            },
            "edition": {
              "id": "ln-en",
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              "other": {
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              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
          },
          {
            "format": "manga",
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            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
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        ],
        "stop": {
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          "point": "end"
        }
      },
      {
        "part": {
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          {
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            "to": {
              "arc": "alicization",
              "segment": "moon-cradle",
              "point": "end"
            },
            "reason": "omitted"
          }
        ],
        "cells": [
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                },
                "to": {
                  "arc": "alicization",
                  "segment": "moon-cradle",
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              }
            ],
            "notes": [],
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              "unit": "v21prologue",
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              }
            },
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              }
            }
          },
          {
            "format": "light-novel",
            "lang": "en",
            "status": "start",
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                },
                "to": {
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                  "point": "start"
                },
                "volume": "2"
              },
              {
                "work": "ln",
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                "from": {
                  "arc": "alicization",
                  "segment": "moon-cradle",
                  "point": "start"
                },
                "to": {
                  "arc": "alicization",
                  "segment": "moon-cradle",
                  "point": "end"
                }
              }
            ],
            "notes": [],
            "start": {
              "work": "ln",
              "unit": "v21prologue",
              "partway": false,
              "entry": "v21prologue..v21c09",
              "position": {
                "arc": "unital-ring",
                "point": "start"
              }
            },
            "edition": {
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              "released": "2021-01-19",
              "other": {
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                "volume": "21",
                "available": true,
                "released": "2018-12-07"
              }
            }
          },
          {
            "format": "manga",
            "lang": "ja",
            "status": "notReached",
            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
          },
          {
            "format": "manga",
            "lang": "en",
            "status": "notReached",
            "readFirst": [],
            "notes": [
              "manga-aincrad c001..c012 is marked TODO(verify)."
            ],
            "notReached": {
              "work": "manga-aincrad",
              "lastPosition": {
                "arc": "aincrad",
                "point": "end"
              }
            }
          }
        ],
        "stop": {
          "arc": "alicization",
          "segment": "after-the-war",
          "point": "end"
        }
      }
    ]
  },
  "notes": "Published novels revisit earlier arcs. Moon Cradle occurs within the Underworld period; its exact position within that arc remains unverified. The withdrawn web version is not entered."
}
