Kubota, Shou
Current rating: 1487
Record: 4-5
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 510 | Iwasaki, Junya (1380) | Lost 0-2 | -201468 |
| 2sealed | 782 | Yoshizaki, Hiroaki (1482) | Won 2-1 | +181486 |
| 3sealed | 622 | Tsuchiya, Ryuichi (1509) | Lost 1-2 | -171469 |
| 4sealed | 1006 | Takai, Shunichi (1447) | Won 2-1 | +171486 |
| 5sealed | 750 | Neki, Daisuke (1393) | Won 2-0 | +171503 |
| 6sealed | 666 | Takafuji, Masato (1616) | Lost 0-2 | -161487 |
| average opponent: 1471record: 3-3 | new rating: 1487 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1285 | Sato, Jungo (1444) | Won 2-0 | +171517 |
| 2sealed | 1065 | Sannpei, Yuu (1521) | Lost 0-2 | -181499 |
| 3sealed | 1071 | Asahara, Akira (1909) | Lost 0-2 | -111488 |
| average opponent: 1625record: 1-2 | new rating: 1488 | |||