{
  "id": "mitrasphere-2",
  "canonical_title": "Mitrasphere",
  "native_titles": {
    "ja": "亜人王女と龍人英雄 -ミトラスフィア-"
  },
  "developer": null,
  "gacha_model": null,
  "genre": null,
  "ip_franchise": null,
  "inclusion_note": "bulk-screened 2026-08-15: mobile gacha RPG; record confidence: single-onlinegamer",
  "summary": "Mitrasphere was a Japanese online/mobile game by ライオンズフィルム that ran from 2021-09-22 until 2022-09-28. It is recorded in the gachapon.games graveyard.",
  "releases": [
    {
      "region": "jp",
      "publisher": "ライオンズフィルム",
      "platforms": [
        "pc-client"
      ],
      "launch_date": {
        "value": "2021-09-22",
        "precision": "day"
      },
      "shutdown_announced_date": null,
      "service_end_date": {
        "value": "2022-09-28",
        "precision": "day"
      },
      "status": "ended",
      "shutdown_cause": "undisclosed",
      "shutdown_cause_note": null,
      "offline_version": null
    }
  ],
  "aliases": [
    {
      "text": "亜人王女と龍人英雄 -ミトラスフィア-",
      "type": "native",
      "lang": "ja"
    }
  ],
  "mechanics": null,
  "sources": [
    {
      "url": "https://www.onlinegamer.jp/game/1000001511/",
      "title": "亜人王女と龍人英雄 -ミトラスフィア- - OnlineGamer",
      "publisher": "OnlineGamer.jp",
      "lang": "ja",
      "retrieved_at": "2026-08-15",
      "attributes": [
        "releases.0.service_end_date",
        "releases.0.launch_date"
      ]
    }
  ],
  "updated_at": "2026-08-15",
  "derived": {
    "launch": "2021-09-22",
    "death": "2022-09-28",
    "lifespan_months": 12,
    "status": "ended"
  },
  "url": "https://gachapon.games/games/mitrasphere-2/"
}