Oosato, Yuuichirou
Current rating: 1461
Record: 1-3
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2154 | Lange, Jesten (1373) | Won 2-1 | +161516 |
| 2sealed | 2098 | Shimadu, Naofumi (1529) | Lost 0-2 | -181498 |
| 3sealed | 2219 | Sugiyama, Ryuichi (1500) | Lost 0-2 | -181480 |
| 4sealed | 2329 | Ashizawa, Yoshisato (1446) | Lost 0-2 | -191461 |
| average opponent: 1462record: 1-3 | new rating: 1461 | |||