Saito, Kohei
Current rating: 1651
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Hirayama, Daisuke (1441) | Lost 0-2 | -221615 |
| 2sealed | 167 | Ishida, Masahiro (1464) | Won 2-0 | +151630 |
| 3sealed | 76 | Ishimaru, Ken (1591) | Lost 0-2 | -181612 |
| 4sealed | 171 | Suzuki, Sadao (1338) | Won 2-0 | +131625 |
| 5sealed | 130 | Yamaguchi, Satoshi (1576) | Won 2-0 | +171642 |
| 6sealed | 108 | Kawakami, Takahiro (1513) | Won 2-0 | +161658 |
| 7sealed | 19 | Sasaki, Yuusuke (1468) | Lost 0-2 | -221636 |
| 8sealed | 89 | Shindo, Yoshiya (1484) | Won 2-1 | +151651 |
| top | average opponent: 1484record: 5-3 | new rating: 1651 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1679 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Yusa, Norio (1483) | Lost 1-2 | -211658 |
| 2sealed | 218 | Yamada, Ryuichiro (1482) | Lost 1-2 | -211637 |
| top | average opponent: 1482record: 0-2 | new rating: 1637 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 267 | Yaguchi, Kanzo (1553) | Won 2-0 | +191519 |
| 2standard | 227 | Suda, Makoto (1497) | Won 2-0 | +181537 |
| 3standard | 162 | Fujita, Tsuyoshi (1863) | Lost 0-2 | -131524 |
| 4standard | 131 | Miwa, Tatsuya (1602) | Won 2-0 | +201544 |
| 5standard | 138 | Usui, Toru (1502) | Won 2-0 | +171561 |
| 6standard | 48 | Yamazaki, Hiroyuki (1565) | Lost 1-2 | -181543 |
| 7standard | 156 | Goto, Kosuke (1641) | Won 2-1 | +201563 |
| 8standard | 102 | Toida, Yoshihiro (1560) | Won 2-1 | +181581 |
| 9standard | 49 | Komuro, Shuu (1805) | Won 2-1 | +221603 |
| 10standard | 20 | Masui, Yuusuke (1625) | Won 2-0 | +181621 |
| 11standard | 49 | Ishida, Itaru (1904) | Won 2-0 | +231644 |
| 12standard | 29 | Imura, Satoshi (1645) | Won 2-0 | +181662 |
| 13standard | 18 | Sato, Takatoshi (1612) | Won 2-0 | +171679 |
| 14standard | 38 | Takeshita, Toru (1612) | Lost 0-2 | -191660 |
| 15standard | 3 | Takeda, Hiroki (1730) | Won 2-0 | +191679 |
| top | average opponent: 1648record: 12-3 | new rating: 1679 | ||