{
  "meta": {
    "subject": "Roblox group 13565767",
    "retrieved": "2026-10-17T18:32:02.265Z",
    "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": 13565767,
    "name": "高玉高速鉄道/Kotama Rapid Railway",
    "created": "2022-01-02T01:47:07.670Z",
    "owner_user_id": 2720340750,
    "member_count": 4512,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:14:12.856Z",
    "last_measured": "2026-10-17T17:59:31.937Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:14:12.856Z",
      "member_count": 4525
    },
    {
      "measured_at": "2026-08-18T05:40:19.652Z",
      "member_count": 4524
    },
    {
      "measured_at": "2026-08-20T05:12:24.485Z",
      "member_count": 4523
    },
    {
      "measured_at": "2026-08-22T22:40:07.574Z",
      "member_count": 4522
    },
    {
      "measured_at": "2026-08-26T15:51:12.135Z",
      "member_count": 4521
    },
    {
      "measured_at": "2026-09-03T15:50:46.913Z",
      "member_count": 4520
    },
    {
      "measured_at": "2026-09-19T02:40:40.501Z",
      "member_count": 4519
    },
    {
      "measured_at": "2026-09-22T20:19:37.635Z",
      "member_count": 4518
    },
    {
      "measured_at": "2026-09-29T05:00:45.080Z",
      "member_count": 4517
    },
    {
      "measured_at": "2026-10-03T15:50:54.651Z",
      "member_count": 4516
    },
    {
      "measured_at": "2026-10-05T11:41:44.461Z",
      "member_count": 4515
    },
    {
      "measured_at": "2026-10-10T10:01:21.500Z",
      "member_count": 4514
    },
    {
      "measured_at": "2026-10-16T13:11:45.301Z",
      "member_count": 4513
    },
    {
      "measured_at": "2026-10-17T10:00:57.348Z",
      "member_count": 4512
    }
  ],
  "name_history": [
    {
      "name": "高玉高速鉄道/Kotama Rapid Railway",
      "first_seen": "2026-08-10T12:14:12.856Z",
      "last_seen": "2026-10-17T17:59:31.937Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T15:57:00.545Z",
      "previous_owner": null,
      "new_owner": 2720340750
    }
  ]
}