Watanabe, Tomosumi
Current rating: 1328
Record: 3-13
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 278 | Shinada, Ken (1500) | Lost 0-2 | -171395 |
| 2standard | 275 | Hosono, Yasutaka (1462) | Lost 0-2 | -171378 |
| 3standard | 356 | Nakamura, Masanobu (1462) | Lost 1-2 | -161362 |
| 4standard | 385 | Yamamoto, Takashi (1376) | Lost 1-2 | -181344 |
| 5standard | 350 | Yamano, Tatsuto (1426) | Lost 1-2 | -161328 |
| top | average opponent: 1445record: 0-5 | new rating: 1328 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 102 | Kawate, Junpei (1486) | Lost 0-2 | -171449 |
| 2sealed | 160 | Suginaka, Takaaki (1428) | Lost 1-2 | -191430 |
| 3sealed | 154 | Yamasaki, Sadaharu (1383) | Lost 0-2 | -181412 |
| top | average opponent: 1432record: 0-3 | new rating: 1412 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Kanazawa, Ayanobu (1500) | Won 2-1 | +181500 |
| 2sealed | 100 | Nagura, Yoshiyasu (1517) | Won 2-0 | +191519 |
| 3sealed | 94 | Sumi, Kazuhiko (1600) | Lost 0-2 | -171502 |
| 4sealed | 154 | Abueg, John (1499) | Lost 1-2 | -181484 |
| 5sealed | 197 | Iida, Masahiro (1502) | Lost 0-2 | -181466 |
| top | average opponent: 1524record: 2-3 | new rating: 1466 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Takiue, Satoshi (1500) | Won 2-0 | +181518 |
| 2sealed | 82 | Ishibashi, Katsumi (1519) | Lost 1-2 | -181500 |
| 3sealed | 187 | Honami, Shuichi (1500) | Lost 0-2 | -181482 |
| top | average opponent: 1506record: 1-2 | new rating: 1482 | ||