Tatta, Kazuki
Current rating: 1547
Record: 4-3
| Regional Championships Aichi 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 28 | Kondo, Shogo (1509) | Lost 1-2 | -181482 |
| 2pioneer | 50 | Mihara, Makihito (1837) | Lost 0-2 | -121470 |
| 3pioneer | 99 | Kawasaki, Hirotaka (1848) | Won 2-0 | +251495 |
| 4pioneer | 60 | Maki, Hidekazu (1672) | Won 2-0 | +211516 |
| 5pioneer | 54 | Mikami, Yoshirou (1924) | Lost 0-2 | -111505 |
| 6pioneer | 64 | Tanji, Kensuke (1797) | Won 2-1 | +231528 |
| 7pioneer | 51 | Matsumura, Toshikazu (1573) | Won 2-1 | +191547 |
| average opponent: 1737record: 4-3 | new rating: 1547 | |||