Sugai, Yasuhito
Current rating: 1487
Record: 3-4
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 79 | Watanabe, Natsuko (1500) | Won 2-1 | +181518 |
| 2block | 106 | Tazawa, Jun (1571) | Won 2-1 | +191537 |
| 3block | 36 | Hamamoto, Kenji (1622) | Lost 0-2 | -161521 |
| 4block | 152 | Shimota, Daiki (1499) | Won 2-0 | +171538 |
| 5block | 58 | Katayama, Hidenori (1634) | Lost 0-2 | -161522 |
| 6block | 121 | Suzuki, Tsuyoshi (1516) | Lost 1-2 | -181504 |
| 7block | 122 | Shima, Junichirou (1580) | Lost 0-2 | -171487 |
| average opponent: 1560record: 3-4 | new rating: 1487 | |||