Kubouchi, Hayato
Current rating: 1422
Record: 5-9-1
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 23 | Kikuchi, Shou (1428) | Lost 0-2 | -191478 |
| 3sealed | 308 | Kato, Yusuke (1426) | Won 2-0 | +171495 |
| 4sealed | 223 | Kumagai, Hiroaki (1507) | Draw 1-1 | 01495 |
| 5sealed | 263 | Hamanaka, Keita (1421) | Lost 0-2 | -191476 |
| 6sealed | 325 | Aoki, Shougo (1445) | Lost 1-2 | -191457 |
| 7sealed | 313 | Furuya, Marato (1480) | Lost 0-2 | -171440 |
| 8sealed | 274 | Hasegawa, Satoshi (1483) | Lost 0-2 | -181422 |
| average opponent: 1456record: 1-5-1 | new rating: 1422 | |||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 193 | Hase, Yoshimasa (1482) | Won 2-1 | +181518 |
| 2standard | 127 | Taniguchi, Hiroaki (1573) | Lost 0-2 | -171501 |
| 3standard | 220 | Toyota, Hiroki (1415) | Won 2-1 | +161517 |
| 4standard | 224 | Babasaki, Taro (1500) | Won 2-0 | +181535 |
| 5standard | 134 | Tanaka, Kazuhiko (1414) | Won 2-0 | +161551 |
| 6standard | 78 | Nakazono, Kouya (1560) | Lost 0-2 | -181533 |
| 7standard | 166 | Tai, Akio (1546) | Lost 1-2 | -181515 |
| 8standard | 153 | Jinbo, Takashi (1521) | Lost 1-2 | -181497 |
| average opponent: 1501record: 4-4 | new rating: 1497 | |||