[US]在日米国大使館 United States Embassy in Japan #949677457

members (measured 6 Oct 2026, 20:53 UTC)

3 October 2025

created (per Roblox API)

10 August 2026

first measured by this register

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
10 Aug 2026, 23:08	2	first reading

Ownership

Owned by Sydney (@YAMATO105213) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

Sydney (@YAMATO105213) — Holder (rank 255)

inkan (@star_inkan) — Ambassador/大使 (rank 254)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Holder1

Ambassador/大使1

Minister/公使0

Consular Security Officer/在外公館駐在警備対策官0

Defense Attaché/防衛駐在官0

Counsellor/参事官0

First Secretary/一等書記官0

Second Secretary/二等書記官0

Third Secretary/三等書記官0

Attaché/理事官0

Assistant Attaché/副理事官0

Marine Embassy Guard/アメリカ海兵隊保安警護隊0

Member2

Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

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[HYW] The Holy Roman Empire#897893941 · 2 shared members

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[West Berlin Republic Army] 西ベルリン共和国陸軍#35202267 · 2 shared members

208

[HYW] Duchy of Luxembourg#695521078 · 2 shared members

197

| DAIK0KU GR0UP / 大黒財閥#6225959 · 2 shared members

124

[HW]State of Hawaii ハワイ州#11662863 · 2 shared members

浮縄県 Ukinawa Prefecture#399057573 · 2 shared members

チャーハン食べたい#35759936 · 2 shared members

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.