Yamasaki, Kouhei
Current rating: 1460
Record: 2-4
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Akita, Hideki (1501) | Lost 0-2 | -181482 |
| 2sealed | 201 | Fujisawa, Masashi (1497) | Won 2-0 | +181500 |
| 3sealed | 139 | Wakayama, Shiro (1581) | Lost 0-2 | -161484 |
| 4sealed | 165 | Takeuchi, Hidehito (1259) | Won 2-0 | +141498 |
| 5sealed | 126 | Haratake, Noriyuki (1441) | Lost 0-2 | -191479 |
| 6sealed | 151 | Takine, Kenji (1419) | Lost 0-2 | -191460 |
| average opponent: 1450record: 2-4 | new rating: 1460 | |||