Tsuruoka, Soutarou
Current rating: 1527
Record: 4-3
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 302 | Yamashiro, Yusuke (1500) | Won 2-0 | +181518 |
| 2extended | 199 | Yamaguchi, Tetsuya (1496) | Won 2-0 | +181536 |
| 3extended | 92 | Komiya, Tadayoshi (1699) | Won 2-1 | +211557 |
| 4extended | 59 | Stark, Ben S (1882) | Won 2-0 | +231580 |
| 5extended | 45 | Miyashiro, Ronaldo (1574) | Lost 1-2 | -181562 |
| 6extended | 86 | Taira, Shunichi (1677) | Lost 1-2 | -161546 |
| 7extended | 106 | Mishima, Hideo (1496) | Lost 1-2 | -191527 |
| average opponent: 1618record: 4-3 | new rating: 1527 | |||