Katsuyama, Hikaru
Current rating: 1485
Record: 2-3
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 65 | Uchida, Shinya (1500) | Won 2-0 | +181518 |
| 2extended | 137 | Shibafuji, Shunsuke (1519) | Won 2-1 | +181536 |
| 3extended | 74 | Fujimoto, Takehiro (1472) | Lost 0-2 | -191517 |
| 4extended | 235 | Ikeda, Yuuichirou (1522) | Lost 1-2 | -181499 |
| 5extended | 304 | Kai, Tsubasa (1727) | Lost 0-2 | -141485 |
| average opponent: 1548record: 2-3 | new rating: 1485 | |||