Ushakov Sergei
From Samara, Russia
Common russian riichi rating (CRR)
Rating date May 7, 2026 (latest changes May 7, 2026).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-05-03 | 239 | 229.97 |
Sturgeon in tempai: 0% -> 100% |