Hata, Kazuhei
Current rating: 1535
Record: 9-7
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 27 | Yokota, Takuma (1578) | Won 2-1 | +191534 |
| 3legacy | 114 | Noguchi, Hiromasa (1352) | Lost 0-2 | -211513 |
| 4legacy | 357 | Iriki, Takumi (1474) | Won 2-0 | +171530 |
| 5legacy | 112 | Je, Sungeun (1863) | Won 2-1 | +241554 |
| 6legacy | 161 | Tsukada, Hiroshi (1470) | Lost 0-2 | -191535 |
| 7legacy | 259 | Hiyama, Kenji (1562) | Lost 1-2 | -181517 |
| 8legacy | 242 | Kajiwara, Tomoki (1514) | Won 2-0 | +181535 |
| average opponent: 1544record: 4-3 | new rating: 1535 | |||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 239 | Hashimoto, Rintaro (1500) | Lost 0-2 | -181482 |
| 2legacy | 759 | Nishi, Daichi (1508) | Won 2-0 | +181500 |
| 3legacy | 895 | Shibata, Takahiro (1443) | Won 2-1 | +171517 |
| 4legacy | 556 | Nishiyama, Takahiro (1514) | Won 2-0 | +181535 |
| 5legacy | 298 | Takashima, Ryuichi (1511) | Lost 1-2 | -181517 |
| 6legacy | 623 | Osawa, Hiroaki (1522) | Won 2-1 | +181535 |
| 7legacy | 362 | Ooguchi, Yuusuke (1502) | Won 2-0 | +171552 |
| 8legacy | 234 | Ito, Minoru (1520) | Lost 1-2 | -181534 |
| 9legacy | 463 | Baek, Namil (1504) | Lost 0-2 | -191515 |
| average opponent: 1503record: 5-4 | new rating: 1515 | |||