Choumura, Shoui
Current rating: 1533
Record: 11-9
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Tachibana, Korechika (1357) | Won 2-1 | +141578 |
| 2sealed | 421 | Kubo, Yuto (1489) | Lost 1-2 | -201558 |
| 3sealed | 961 | Mio, Ryutaro (1511) | Lost 0-2 | -191539 |
| 4sealed | 784 | Imamura, Daisuke (1210) | Won 2-0 | +131552 |
| 5sealed | 629 | Matsubara, Shintaro (1528) | Lost 1-2 | -191533 |
| average opponent: 1419record: 2-3 | new rating: 1533 | |||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 274 | Koike, Junya (1431) | Lost 1-2 | -191481 |
| 2standard | 834 | Hata, Hiroyuki (1442) | Won 2-1 | +171498 |
| 3standard | 818 | Matsumoto, Akihiro (1741) | Won 2-0 | +221520 |
| 4standard | 543 | Funabiki, Rintaro (1470) | Won 2-0 | +171537 |
| 5standard | 493 | Sugaya, Yuta (1458) | Won 2-1 | +171554 |
| 6standard | 341 | Kuno, Takashi (1593) | Won 2-0 | +191573 |
| 7standard | 263 | Chong, Kew (1586) | Lost 0-2 | -181555 |
| 8standard | 362 | Tsuchiya, Mihoko (1553) | Won 2-1 | +181573 |
| 9standard | 63 | Nagano, Keita (1766) | Won 2-1 | +211594 |
| 10standard | 110 | Imazawa, Junpei (1560) | Lost 1-2 | -181576 |
| 11standard | 81 | Nomura, Hiroshi (1636) | Won 2-1 | +191595 |
| 12standard | 50 | Yamasaki, Takumi (1695) | Lost 0-2 | -161579 |
| 13standard | 93 | Moriyama, Masahide (1681) | Lost 0-2 | -161563 |
| 14standard | 129 | Nakamura, Yusuke9902 (1691) | Lost 1-2 | -161547 |
| 15standard | 136 | Toyoda, Ryosuke (1481) | Won 2-0 | +171564 |
| average opponent: 1586record: 9-6 | new rating: 1564 | |||