Tanaka, Toshinori
Current rating: 1401
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 125 | Jinbu, Yousuke (1448) | Lost 0-2 | -181415 |
| 2block | 278 | Hashimoto, Yoshiyuki (1428) | Won 2-1 | +181433 |
| 3block | 260 | Sasaki, Yuusuke (1540) | Lost 1-2 | -161417 |
| 4block | 286 | Juumonji, Ryou (1528) | Lost 0-2 | -161401 |
| top | average opponent: 1486record: 1-3 | new rating: 1401 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 188 | Sakaguchi, Naoki (1480) | Lost 0-2 | -171449 |
| 2standard | 371 | Hanaoka, Hiroaki (1482) | Lost 0-2 | -181431 |
| 3standard | 377 | Yamamoto, Takahiro (1418) | Won 2-0 | +181449 |
| 4standard | 306 | Nagai, Kentarou (1483) | Lost 1-2 | -171432 |
| 5standard | 313 | Kobayashi, Hiroaki (1465) | Won 2-0 | +181450 |
| 6standard | 273 | Urashima, Takaharu (1484) | Lost 0-2 | -171433 |
| top | average opponent: 1468record: 2-4 | new rating: 1433 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Minami, Masashi (1674) | Lost 1-2 | -151485 |
| 2sealed | 134 | Hashimoto, Yoshiki (1499) | Won 2-0 | +181503 |
| 3sealed | 106 | Ishizaki, Ryousuke (1447) | Lost 0-2 | -191484 |
| 4sealed | 139 | Ootsuka, Hitoki (1483) | Lost 0-2 | -181466 |
| top | average opponent: 1526record: 1-3 | new rating: 1466 | ||