Yamaguchi Gumi 山口組 #17305667

members (measured 24 Aug 2026, 14:51 UTC)

28 March 2023

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 We do not publish numbers we have not measured.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
24 Aug 2026, 14:51	1	first reading

Ownership

Owned by @TadamasaOhtani as measured.

Members we’ve seen

@TadamasaOhtani — Owner (rank 255) terminated

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

Related groups

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

[JP] Japan#3193073 · 1 shared members

28,481

Concept Studiоs#10180496 · 1 shared members

18,235

Νew York#5076440 · 1 shared members

8,043

Red Zisou#11217245 · 1 shared members

7,845

【Fight Club】#16711094 · 1 shared members

1,465

[JP] Japan ᅠ#9517845 · 1 shared members

905

Newgate Federal Penitentiary#16366607 · 1 shared members

416

ドラゴン Doragon#17085017 · 1 shared members

154

Μatsuba-Kai 松葉会#17151010 · 1 shared members

Tamagawa-Kai 玉川会#17215140 · 1 shared members

Okubo-Kai 大久保会#17218197 · 1 shared members

Shirakawa-Kai 白川会#17314593 · 1 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.