Ikuta, Kazuya
Current rating: 1521
Record: 12-11-2
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 622 | Komatsu, Isamu (1524) | Lost 1-2 | -191560 |
| 2sealed | 753 | Machida, Takuya (1483) | Won 2-0 | +161576 |
| 3sealed | 933 | Shimizu, Hiroaki (1465) | Lost 0-2 | -201556 |
| 4sealed | 965 | Itou, Shougo (1694) | Lost 1-2 | -151541 |
| 5sealed | 1075 | Tsukitani, Takashi (1452) | Lost 0-2 | -201521 |
| top | average opponent: 1524record: 1-4 | new rating: 1521 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 291 | Hanano, Tetsuaki (1443) | Won 2-0 | +161569 |
| 2sealed | 124 | Shiroza, Shinichiro (1566) | Won 2-1 | +181587 |
| 3sealed | 115 | Ma, Noah (1459) | Lost 0-2 | -201567 |
| 4sealed | 309 | Takahashi, Youichi (1418) | Won 2-0 | +151582 |
| 5sealed | 148 | Kawaguchi, Takashi (1553) | Lost 1-2 | -181564 |
| 6sealed | 203 | Konagai, Ryota (1380) | Won 2-1 | +141578 |
| 7sealed | 124 | Uno, Yuki (1594) | Draw 1-1 | +11579 |
| top | average opponent: 1487record: 4-2-1 | new rating: 1579 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 272 | Kitora, Yuji (1500) | Won 2-0 | +181500 |
| 2sealed | 93 | Kurokawa, Yuusuke (1631) | Won 2-0 | +201520 |
| 3sealed | 4 | Omori, Ken'ichirou (1762) | Lost 1-2 | -131507 |
| 4sealed | 242 | Toriuchi, Daizo (1446) | Won 2-1 | +171524 |
| 5sealed | 117 | Hashimoto, Masatoshi (1583) | Lost 0-2 | -171507 |
| 6sealed | 139 | Tashima, Chihiro (1639) | Won 2-1 | +201527 |
| 7sealed | 169 | Yamasaki, Yudai (1705) | Won 2-1 | +211548 |
| 8sealed | 95 | Endo, Takuya (Kanagawa) (1540) | Won 2-1 | +181566 |
| 9sealed | 42 | Murata, Toshiaki (1857) | Lost 0-2 | -131553 |
| top | average opponent: 1629record: 6-3 | new rating: 1553 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 197 | Kawaguchi, Akira (1500) | Lost 0-2 | -181482 |
| 2standard | 354 | Michiyama, Tadashi (1481) | Draw 1-1 | 01482 |
| 3standard | 362 | Cho, Shingo (1480) | Won 2-1 | +181500 |
| 4standard | 299 | Suginaka, Toshio (1487) | Lost 0-2 | -181482 |
| top | average opponent: 1487record: 1-2-1 | new rating: 1482 | ||