Mitani, Shinya
Current rating: 1502
Record: 10-10-1
| Grand Prix Okayama 2004 (extended) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 17 | Niwa, Takeshi (1411) | Lost 0-2 | -191446 |
| 2extended | 159 | Mihara, Takumi (1405) | Lost 1-2 | -181428 |
| 3extended | 177 | Nakagawa, Tsukasa (1404) | Won 2-0 | +171445 |
| 4extended | 151 | Imamura, Taichirou (1446) | Won 2-1 | +181463 |
| 5extended | 116 | Nitta, Tomoaki (1475) | Won 2-0 | +181481 |
| 6extended | 79 | Okaguchi, Takeshi (1478) | Won 2-1 | +181499 |
| 7extended | 58 | Mitsuhashi, Takashi (1627) | Won 2-1 | +211520 |
| 8extended | 27 | Satou, Tomonari (1555) | Lost 0-2 | -181502 |
| top | average opponent: 1475record: 5-3 | new rating: 1502 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Kikuchi, Yuuji (1513) | Lost 1-2 | -181463 |
| 2sealed | 208 | Yamazaki, Takahiro (1499) | Won 2-0 | +191482 |
| 3sealed | 145 | Yoshikawa, Hiroshi (1522) | Lost 1-2 | -171465 |
| 4sealed | 271 | Shibasaki, Yoshihiro (1508) | Won 1-0 | +181483 |
| 5sealed | 198 | Kawabata, Tomoyuki (1483) | Lost 1-2 | -181465 |
| top | average opponent: 1505record: 2-3 | new rating: 1465 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 83 | Kawaguchi, Yukito (1445) | Lost 0-2 | -201498 |
| 2extended | 116 | Yamaguchi, Teruyuki (1507) | Lost 0-2 | -171481 |
| 4extended | 150 | Komura, Nobuhiro (1483) | Draw 1-1 | 01481 |
| top | average opponent: 1478record: 0-2-1 | new rating: 1481 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 183 | Mizushima, Kuniharu (1500) | Won 2-0 | +181518 |
| 2block | 321 | Yamashita, Yui (1517) | Lost 1-2 | -181500 |
| 3block | 382 | Yanagi, Yasuhiko (1482) | Won 2-0 | +181518 |
| 4block | 277 | Noguchi, Takuo (1517) | Lost 1-2 | -181500 |
| 5block | 414 | Sakuma, Toshimitsu (1502) | Won 2-1 | +181518 |
| top | average opponent: 1504record: 3-2 | new rating: 1518 | ||