Arai, Yasuhiko
Current rating: 1463
Record: 3-5
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 93 | Chuujou, Yoshihiko (1489) | Lost 0-2 | -181482 |
| 2block | 131 | Kamigata, Takahiro (1484) | Lost 0-2 | -181464 |
| 3block | 187 | Yamano, Tatsuto (1361) | Won 2-1 | +161480 |
| 4block | 176 | Tanaka, Yasunori (1481) | Lost 1-2 | -181462 |
| 5block | 198 | Matushita, Masakazu (1522) | Won 2-0 | +191481 |
| 6block | 154 | Kawakami, Hiroshi (1421) | Lost 0-2 | -191462 |
| 7block | 139 | Hirose, Daichi (1481) | Lost 0-2 | -181444 |
| 8block | 124 | Nakajima, Masatsugu (1462) | Won 2-1 | +191463 |
| average opponent: 1463record: 3-5 | new rating: 1463 | |||