Uto, Yoriaki
Current rating: 1484
Record: 4-5
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Kobayashi, Masanori (1458) | Lost 1-2 | -181445 |
| 2sealed | 128 | Anan, Kazuyoshi (1497) | Won 2-0 | +191464 |
| 3sealed | 170 | Hirota, Shinji (1447) | Won 2-1 | +171481 |
| 4sealed | 94 | Nakamura, Masanobu (1465) | Won 2-1 | +181499 |
| 5sealed | 77 | Kawanaka, Yoshiaki (1663) | Lost 0-2 | -151484 |
| average opponent: 1506record: 3-2 | new rating: 1484 | |||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 31 | Briones, Dombri (1500) | Lost 0-2 | -181482 |
| 3sealed | 64 | Tsuchiya, Shigetaka (1414) | Lost 0-2 | -191463 |
| 4sealed | 134 | Seo, Asako (1398) | Won 2-0 | +171480 |
| 5sealed | 111 | Imai, Kimio (1544) | Lost 0-2 | -171463 |
| average opponent: 1464record: 1-3 | new rating: 1463 | |||