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Sumiyoshi-kai.

Sumiyoshi-kai. #6676164

11
members (measured 20 Aug 2026, 19:35 UTC)
13 June 2020
created (per Roblox API)
10 August 2026
first measured by this register

Description

Sumiyoshi-kai 06/13/20 Operating in Chicago 1949 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ The Sumiyoshi-kai (住吉会), sometimes referred to as the Sumiyoshi-rengo (住吉連合, Sumiyoshi-rengō, "Sumiyoshi Union"), is the second-largest yakuza group in Japan ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Allies : Corleones,Startana Main Turf : Casino Seccondary : Underground ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Rules Never Kill Civilians without a Reason Never Betray the Family Dont ever Attack Allies

Written by the group; not a statement 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 We do not publish numbers we have not measured.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)MembersChange
20 Aug 2026, 19:3511first reading

Ownership

Owned by user #1180604086 as measured.

Members we’ve seen

sheyla (@shaylakoso)[LR] Kobun (rank 1)

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

Rank structure

[HR+] Oyabun1
[HR+] Wakagashira1
[HR] Saiko-Komon0
[MR+] Onee-San0
[HR] So-Honbucho0
[MR+] Komon0
[MR] Shingi0
[MR] Kumicho Hisho0
[LR+] Kaikei1
[HR] Shateiga0
[MR+] Honchubo0
[MR] Kyodai0
Member11
[LR] Kobun8
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.

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.