Kawachi, Hayato
Current rating: 1505
Record: 7-7
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 448 | Matsumura, Hideaki (1457) | Won 2-0 | +161584 |
| 2sealed | 473 | Sugiura, Hiroki (1609) | Lost 0-2 | -181566 |
| 3sealed | 560 | Kato, Masaaki (1503) | Lost 0-2 | -191547 |
| 4sealed | 973 | Taniguchi, Yuusuke (1569) | Lost 1-2 | -181529 |
| 5sealed | 1052 | Suzuki, Ryuuichi (1195) | Lost 1-2 | -241505 |
| average opponent: 1467record: 1-4 | new rating: 1505 | |||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 821 | Tanaka, Kozue (1500) | Won 2-0 | +181518 |
| 2legacy | 630 | Sugai, Kouji (1479) | Won 2-0 | +171535 |
| 3legacy | 514 | Houjo, Chihiro (1347) | Won 2-1 | +151550 |
| 4legacy | 589 | Yasooka, Shota (2148) | Lost 0-2 | -81542 |
| 5legacy | 637 | Arahori, Kazuaki (1705) | Won 2-0 | +211563 |
| 6legacy | 606 | Kawachi, Yusuke (1666) | Lost 0-2 | -171546 |
| 7legacy | 591 | Nakai, Tomoki (1468) | Won 2-1 | +171563 |
| 8legacy | 611 | Hirosawa, Yuuta (1904) | Lost 0-2 | -121551 |
| 9legacy | 611 | Noto, Yoshinari (1472) | Won 2-0 | +171568 |
| average opponent: 1632record: 6-3 | new rating: 1568 | |||