Tanida, Akimasa
Current rating: 1505
Record: 18-19
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 174 | Sakai, Toshinori (1625) | Won 2-1 | +211522 |
| 3sealed | 103 | Mizuno, Takeshi (1542) | Won 2-1 | +181540 |
| 4sealed | 82 | Usami, Taro (1608) | Lost 0-2 | -171523 |
| 5sealed | 158 | Sekino, Takashi (1425) | Lost 1-2 | -201503 |
| 6sealed | 137 | Itou, Kenshirou (1607) | Won 2-1 | +201523 |
| 7sealed | 110 | Yamaji, Tatsuya (1505) | Lost 0-2 | -181505 |
| top | average opponent: 1552record: 3-3 | new rating: 1505 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 21 | Nishiki, Kentarou (1587) | Won 2-0 | +201513 |
| 3standard | 93 | Murakami, Keisuke (1645) | Won 2-1 | +201533 |
| 4standard | 81 | Tamai, Hideaki (1513) | Lost 1-2 | -181515 |
| 5standard | 112 | Teo, Yuen Peir (1575) | Won 2-0 | +191534 |
| 6standard | 114 | Nose, Shunsuke (1517) | Lost 1-2 | -191515 |
| 7standard | 112 | Kurihara, Tomo (1565) | Won 2-1 | +191534 |
| 8standard | 95 | Kato, Kensuke (1704) | Lost 1-2 | -151519 |
| 9standard | 270 | Satou, Masaya (1511) | Lost 1-2 | -181501 |
| top | average opponent: 1577record: 4-4 | new rating: 1501 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 428 | Suzuki, Taito (1465) | Won 2-0 | +171510 |
| 2standard | 120 | Honda, Yuji (1552) | Won 2-1 | +191529 |
| 3standard | 120 | Kurosaki, Hiroki (1601) | Lost 0-2 | -171512 |
| 4standard | 120 | Takei, Jun (1504) | Lost 1-2 | -181494 |
| 5standard | 120 | Yokota, Daiki (1480) | Won 2-1 | +181512 |
| 6standard | 120 | Hayashi, Tomonari (1502) | Won 2-0 | +181530 |
| 7standard | 120 | Ooshima, Shun (1503) | Lost 1-2 | -191511 |
| 8standard | 120 | Isa, Yukifumi (1503) | Lost 0-2 | -181493 |
| top | average opponent: 1514record: 4-4 | new rating: 1493 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 87 | Shigehara, Toshinori (1641) | Won 2-1 | +211501 |
| 5standard | 33 | Miyashita, Kazuki (1586) | Lost 1-2 | -171484 |
| 6standard | 59 | Inoue, Takamichi (1514) | Won 2-1 | +191503 |
| 7standard | 248 | Furukawa, Yasushi (1603) | Won 2-0 | +201523 |
| 8standard | 166 | Hwang, Chi-Chung (1733) | Lost 0-2 | -151508 |
| 9standard | 58 | Yoda, Kazuya (1630) | Lost 1-2 | -151493 |
| top | average opponent: 1618record: 3-3 | new rating: 1493 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 69 | Mori, Takashi(Osaka) (1500) | Lost 0-2 | -181480 |
| 2standard | 294 | Fujimoto, Takehiro (Hyogo) (1466) | Won 2-1 | +181498 |
| 3standard | 205 | Yamada, Yasushi (1482) | Lost 1-2 | -181480 |
| top | average opponent: 1483record: 1-2 | new rating: 1480 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 252 | Tsuchiya, Shigetaka (1479) | Lost 0-2 | -181482 |
| 2standard | 364 | Ishizaki, Ryousuke (1483) | Lost 0-2 | -181464 |
| 3standard | 426 | Okada, Jun (1463) | Won 2-0 | +181482 |
| 4standard | 415 | Kukita, Takenao (1399) | Won 2-1 | +161498 |
| 5standard | 257 | Nishii, Ryota (1504) | Won 2-0 | +181516 |
| 6standard | 249 | Takemoto, Yoshihiro (1517) | Lost 1-2 | -181498 |
| top | average opponent: 1474record: 3-3 | new rating: 1498 | ||