{
  "meta": {
    "subject": "Roblox group 33301738",
    "retrieved": "2026-10-18T22:47:35.183Z",
    "licence": "Measured by roregister.com from public Roblox APIs. Free to reuse with attribution to roregister.com. Not affiliated with Roblox Corporation.",
    "notes": {
      "member_history": "insert-on-change; a point exists only where the value differed from the prior reading.",
      "detection_dates": "ownership/name changes are dated when this register observed them, not when they happened."
    }
  },
  "group": {
    "id": 33301738,
    "name": "建慶鉄道公式 （建慶鉄道グループ）",
    "created": "2023-10-26T10:30:58.913Z",
    "owner_user_id": 5011612014,
    "member_count": 3420,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T16:53:54.471Z",
    "last_measured": "2026-10-18T18:48:46.552Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T16:53:54.471Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-08-11T04:22:48.162Z",
      "member_count": 3422
    },
    {
      "measured_at": "2026-08-11T12:32:51.291Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-08-12T07:52:06.754Z",
      "member_count": 3422
    },
    {
      "measured_at": "2026-08-15T15:35:19.902Z",
      "member_count": 3421
    },
    {
      "measured_at": "2026-08-17T09:31:00.282Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-08-18T03:29:20.969Z",
      "member_count": 3422
    },
    {
      "measured_at": "2026-08-19T03:36:18.560Z",
      "member_count": 3421
    },
    {
      "measured_at": "2026-08-21T07:30:57.236Z",
      "member_count": 3422
    },
    {
      "measured_at": "2026-08-21T12:32:50.724Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-08-24T18:32:39.719Z",
      "member_count": 3424
    },
    {
      "measured_at": "2026-08-27T00:49:21.747Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-09-13T10:10:51.015Z",
      "member_count": 3424
    },
    {
      "measured_at": "2026-09-17T13:26:29.345Z",
      "member_count": 3425
    },
    {
      "measured_at": "2026-09-23T05:41:04.484Z",
      "member_count": 3424
    },
    {
      "measured_at": "2026-09-30T23:04:27.848Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-10-02T03:50:49.662Z",
      "member_count": 3424
    },
    {
      "measured_at": "2026-10-07T07:53:26.839Z",
      "member_count": 3423
    },
    {
      "measured_at": "2026-10-08T02:59:26.588Z",
      "member_count": 3422
    },
    {
      "measured_at": "2026-10-09T20:03:14.035Z",
      "member_count": 3421
    },
    {
      "measured_at": "2026-10-11T14:45:12.731Z",
      "member_count": 3420
    },
    {
      "measured_at": "2026-10-12T04:48:42.481Z",
      "member_count": 3419
    },
    {
      "measured_at": "2026-10-13T10:50:54.216Z",
      "member_count": 3420
    }
  ],
  "name_history": [
    {
      "name": "建慶鉄道公式 （建慶鉄道グループ）",
      "first_seen": "2026-08-10T16:53:54.471Z",
      "last_seen": "2026-10-18T18:48:46.552Z",
      "current": true
    }
  ],
  "ownership_events": []
}