Tawa, Atsushi
Current rating: 1359
| Grand Prix Kobe 2014 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 132 | Kobayashi, Souma (1500) | Lost 0-2 | -171445 |
| 2modern | 487 | Sasaki, Shun-Ichi (1482) | Lost 1-2 | -171428 |
| 3modern | 511 | Takano, Hirokazu (1448) | Lost 0-2 | -181410 |
| 4modern | 548 | Uehira, Shinichi (1443) | Lost 1-2 | -171393 |
| 5modern | 513 | Hideshima, Ryoya (1424) | Lost 1-2 | -181375 |
| 6modern | 487 | Ehara, Daisuke (1373) | Lost 1-2 | -181357 |
| 7modern | 417 | Shindo, Yoshiya (1368) | Lost 0-2 | -181339 |
| 8modern | 341 | Niki, Teruhiko (1407) | Draw 1-1 | +21341 |
| 9modern | 298 | Takagi, Kosuke (1379) | Won 2-0 | +181359 |
| top | average opponent: 1425record: 1-7-1 | new rating: 1359 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 226 | Ishii, Tomokazu (1500) | Lost 1-2 | -191499 |
| 2standard | 313 | Aita, Shunji (1482) | Lost 0-2 | -181481 |
| 3standard | 381 | Mita, Yoshihito (1463) | Lost 0-2 | -181463 |
| 4standard | 431 | Ochiai, Hiroaki (1482) | Lost 1-2 | -181445 |
| 5standard | 399 | Honda, Kazuyuki (1380) | Won 2-1 | +171462 |
| 6standard | 348 | Yamaguchi, Hiroshi (1527) | Won 2-0 | +191481 |
| 7standard | 280 | Ikeda, Naoto (1442) | Lost 1-2 | -191462 |
| top | average opponent: 1468record: 2-5 | new rating: 1462 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 88 | Ogihara, Toshiki (1500) | Won 2-1 | +181518 |
| 2extended | 58 | Yamanaka, Toshihisa (1531) | Draw 1-1 | 01518 |
| 3extended | 77 | Yasukawa, Kazuhide (1413) | Lost 0-2 | -201498 |
| 4extended | 137 | Okamoto, Kouki (1463) | Won 2-1 | +181516 |
| 5extended | 92 | Nakaya, Makoto (1519) | Lost 1-2 | -181498 |
| 6extended | 120 | Shimada, Takashi (1468) | Won 2-0 | +171515 |
| 7extended | 87 | Hara, Yasuharu (1530) | Won 2-0 | +181533 |
| 8extended | 64 | Suzuki, Kenta (1650) | Lost 0-2 | -151518 |
| top | average opponent: 1509record: 4-3-1 | new rating: 1518 | ||