{
  "meta": {
    "subject": "Roblox group 645851581",
    "retrieved": "2026-11-03T01:55:39.807Z",
    "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": 645851581,
    "name": "First and Last ク",
    "created": "2025-07-20T16:07:44.802Z",
    "owner_user_id": 7280373052,
    "member_count": 632,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-11T11:44:42.008Z",
    "last_measured": "2026-11-02T23:32:38.821Z"
  },
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      "measured_at": "2026-08-11T11:44:42.008Z",
      "member_count": 516
    },
    {
      "measured_at": "2026-08-11T13:52:00.373Z",
      "member_count": 517
    },
    {
      "measured_at": "2026-08-11T19:25:09.658Z",
      "member_count": 516
    },
    {
      "measured_at": "2026-08-11T20:13:35.036Z",
      "member_count": 517
    },
    {
      "measured_at": "2026-08-12T19:30:52.459Z",
      "member_count": 519
    },
    {
      "measured_at": "2026-08-13T05:16:32.756Z",
      "member_count": 525
    },
    {
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      "member_count": 531
    },
    {
      "measured_at": "2026-08-15T01:38:26.361Z",
      "member_count": 534
    },
    {
      "measured_at": "2026-08-15T12:07:12.810Z",
      "member_count": 536
    },
    {
      "measured_at": "2026-08-15T15:25:43.502Z",
      "member_count": 539
    },
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      "measured_at": "2026-08-16T15:24:47.986Z",
      "member_count": 542
    },
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      "measured_at": "2026-08-17T12:47:51.080Z",
      "member_count": 547
    },
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      "member_count": 549
    },
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      "member_count": 551
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      "member_count": 552
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      "member_count": 558
    },
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      "member_count": 567
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      "member_count": 568
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      "member_count": 602
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      "member_count": 601
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      "member_count": 602
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    },
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      "member_count": 602
    },
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      "member_count": 630
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      "member_count": 631
    },
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      "measured_at": "2026-09-17T00:37:32.586Z",
      "member_count": 633
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      "member_count": 641
    },
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      "member_count": 637
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      "member_count": 641
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      "member_count": 641
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    {
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      "member_count": 640
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      "measured_at": "2026-10-11T01:25:08.008Z",
      "member_count": 639
    },
    {
      "measured_at": "2026-10-13T04:06:36.017Z",
      "member_count": 638
    },
    {
      "measured_at": "2026-10-17T07:04:26.169Z",
      "member_count": 635
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    {
      "measured_at": "2026-10-18T17:55:15.999Z",
      "member_count": 636
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    {
      "measured_at": "2026-10-19T10:52:28.535Z",
      "member_count": 635
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    {
      "measured_at": "2026-10-24T17:47:29.980Z",
      "member_count": 633
    },
    {
      "measured_at": "2026-11-01T01:37:16.333Z",
      "member_count": 634
    },
    {
      "measured_at": "2026-11-02T23:32:38.821Z",
      "member_count": 632
    }
  ],
  "name_history": [
    {
      "name": "First and Last ク",
      "first_seen": "2026-08-11T11:44:42.008Z",
      "last_seen": "2026-11-02T23:32:38.821Z",
      "current": true
    }
  ],
  "ownership_events": []
}