Eto, Kai
Current rating: 1525
| Grand Prix Chiba 2016 (legacy) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 715 | Imai, Chisato (1500) | Won 2-1 | +171568 |
| 2legacy | 193 | Kubota, Hirofumi (1396) | Won 2-1 | +151583 |
| 3legacy | 32 | Rosinski, Dennis (1664) | Lost 0-2 | -171566 |
| 4legacy | 777 | Tachibana, Korechika (1415) | Lost 0-2 | -201546 |
| 5legacy | 664 | Itou, Ryouta (1352) | Won 2-0 | +141560 |
| 6legacy | 655 | Dong, Pu (1536) | Lost 0-2 | -181542 |
| 7legacy | 655 | Sugimoto, Hiroaki (1584) | Lost 0-2 | -171525 |
| top | average opponent: 1492record: 3-4 | new rating: 1525 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 892 | Sasaki, Yutaka (1500) | Won 2-0 | +181556 |
| 2sealed | 691 | Uematsu, Tatsuya (1530) | Won 2-0 | +171573 |
| 3sealed | 776 | Ejima, Kazuki (1534) | Won 2-0 | +171590 |
| 4sealed | 689 | Matsushita, Ryuuki (1536) | Lost 0-2 | -191571 |
| 5sealed | 770 | Uchino, Jun (1509) | Won 2-1 | +171588 |
| 6sealed | 676 | Yamaguchi, Shouta (1524) | Lost 0-2 | -191569 |
| 7sealed | 804 | Sano, Daiki (1561) | Lost 1-2 | -181551 |
| top | average opponent: 1528record: 4-3 | new rating: 1551 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 327 | Shin, Takahiro (1504) | Won 2-1 | +181518 |
| 2modern | 88 | Nishimura, Noboru (1482) | Won 2-0 | +171535 |
| 3modern | 188 | Murase, Takahiro (1508) | Won 2-1 | +181553 |
| 4modern | 27 | Bingo, Yoshihiro (1558) | Won 2-0 | +181571 |
| 5modern | 63 | Ishiguro, Youhei (1655) | Won 2-1 | +201591 |
| 6modern | 54 | Hitomi, Masaaki (1656) | Lost 0-2 | -171574 |
| 7modern | 107 | Nagase, Yoshinobu (1541) | Lost 0-2 | -191555 |
| 8modern | 163 | Sekimoto, Kandai (1621) | Lost 1-2 | -171538 |
| top | average opponent: 1566record: 5-3 | new rating: 1538 | ||