Ogawa, Yoshito
Current rating: 1458
Record: 3-5
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Tsuji, Makoto (1500) | Lost 1-2 | -181482 |
| 2sealed | 115 | Kou, Nobuaki (1458) | Lost 1-2 | -181464 |
| 3sealed | 153 | Fujikawa, Hiroyuki (1464) | Lost 1-2 | -181446 |
| 4sealed | 189 | Mori, Naoto (1446) | Won 2-0 | +181464 |
| 5sealed | 168 | Mickevics, Steve (1462) | Won 2-0 | +181482 |
| 6sealed | 126 | Tsukimoto, Kazuhiro (1350) | Lost 0-2 | -211461 |
| 7sealed | 116 | Mikami, Iesato (1328) | Lost 1-2 | -201441 |
| 8sealed | 105 | Hanawa, Atsushi (1381) | Won 2-1 | +171458 |
| average opponent: 1424record: 3-5 | new rating: 1458 | |||