Sunakawa, Yasuhiro
Current rating: 1535
Record: 3-1-3
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 307 | Yamamoto, Takao (1437) | Lost 1-2 | -191481 |
| 2extended | 351 | Okajima, Masahiro (1483) | Draw 1-1 | 01481 |
| 3extended | 391 | Mitsunaga, Tomofumi (1482) | Draw 1-1 | 01481 |
| 4extended | 467 | Ootsuka, Yuuji (1464) | Won 2-0 | +181499 |
| 5extended | 380 | Kobayashi, Tatsuumi (1507) | Draw 1-1 | 01499 |
| 6extended | 325 | Kasuga, Nobuhiro (1500) | Won 2-0 | +181517 |
| 7extended | 249 | Matsumura, Takehiko (1521) | Won 2-1 | +181535 |
| average opponent: 1485record: 3-1-3 | new rating: 1535 | |||