{
  "meta": {
    "subject": "Roblox group 451890535",
    "retrieved": "2026-10-17T17:41:21.701Z",
    "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": 451890535,
    "name": "光武鉄道/KobuRailway",
    "created": "2025-09-10T08:50:10.533Z",
    "owner_user_id": 3811944196,
    "member_count": 411,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T23:16:02.668Z",
    "last_measured": "2026-10-12T21:32:28.823Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T23:16:02.668Z",
      "member_count": 354
    },
    {
      "measured_at": "2026-08-11T02:39:01.004Z",
      "member_count": 353
    },
    {
      "measured_at": "2026-08-13T09:23:44.783Z",
      "member_count": 352
    },
    {
      "measured_at": "2026-08-14T02:47:44.683Z",
      "member_count": 353
    },
    {
      "measured_at": "2026-08-15T14:29:26.615Z",
      "member_count": 355
    },
    {
      "measured_at": "2026-08-18T06:25:17.828Z",
      "member_count": 356
    },
    {
      "measured_at": "2026-08-25T20:51:43.871Z",
      "member_count": 357
    },
    {
      "measured_at": "2026-08-27T18:02:46.343Z",
      "member_count": 360
    },
    {
      "measured_at": "2026-08-28T07:27:52.387Z",
      "member_count": 361
    },
    {
      "measured_at": "2026-08-28T10:57:11.963Z",
      "member_count": 362
    },
    {
      "measured_at": "2026-08-29T20:13:30.901Z",
      "member_count": 367
    },
    {
      "measured_at": "2026-09-02T17:28:02.918Z",
      "member_count": 371
    },
    {
      "measured_at": "2026-09-05T13:17:54.855Z",
      "member_count": 376
    },
    {
      "measured_at": "2026-09-06T17:56:41.090Z",
      "member_count": 377
    },
    {
      "measured_at": "2026-09-09T19:52:21.307Z",
      "member_count": 379
    },
    {
      "measured_at": "2026-09-11T17:33:17.452Z",
      "member_count": 384
    },
    {
      "measured_at": "2026-09-14T20:31:44.903Z",
      "member_count": 388
    },
    {
      "measured_at": "2026-09-16T06:58:10.872Z",
      "member_count": 390
    },
    {
      "measured_at": "2026-09-17T13:36:41.416Z",
      "member_count": 395
    },
    {
      "measured_at": "2026-09-19T17:35:13.679Z",
      "member_count": 396
    },
    {
      "measured_at": "2026-09-21T04:00:13.500Z",
      "member_count": 397
    },
    {
      "measured_at": "2026-09-22T07:27:04.897Z",
      "member_count": 400
    },
    {
      "measured_at": "2026-09-23T01:29:11.075Z",
      "member_count": 401
    },
    {
      "measured_at": "2026-09-27T04:16:38.953Z",
      "member_count": 403
    },
    {
      "measured_at": "2026-09-28T13:42:31.623Z",
      "member_count": 404
    },
    {
      "measured_at": "2026-10-05T07:25:55.538Z",
      "member_count": 408
    },
    {
      "measured_at": "2026-10-10T03:49:30.685Z",
      "member_count": 410
    },
    {
      "measured_at": "2026-10-12T21:32:28.823Z",
      "member_count": 411
    }
  ],
  "name_history": [
    {
      "name": "光武鉄道/KobuRailway",
      "first_seen": "2026-08-10T23:16:02.668Z",
      "last_seen": "2026-10-12T21:32:28.823Z",
      "current": true
    }
  ],
  "ownership_events": []
}