Mukai, Masayuki
Current rating: 1463
Record: 2-4
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Chuujou, Yoshihiko (1440) | Lost 1-2 | -191481 |
| 2sealed | 110 | Suzuki, Yoshihiro (1446) | Lost 0-2 | -191462 |
| 3sealed | 156 | Kaneyasu, Takeshi (1465) | Won 2-1 | +181480 |
| 4sealed | 153 | Kosuga, Shuhei (1452) | Won 2-1 | +181498 |
| 5sealed | 136 | Ishii, Hayato (1569) | Lost 0-2 | -171481 |
| 6sealed | 137 | Imamura, Hirotaka (1478) | Lost 0-2 | -181463 |
| average opponent: 1475record: 2-4 | new rating: 1463 | |||