Shirai, Shota
Current rating: 1385
Record: 10-19-1
| Regional Championships Aichi 2023 (pioneer) | starting rating: 1377 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 111 | Yamada, Takuya (1708) | Won 2-1 | +241401 |
| 2pioneer | 31 | Hara, Kouki (1509) | Lost 1-2 | -161385 |
| 3pioneer | 72 | Horie, Tooru (1817) | Won 2-1 | +261411 |
| 4pioneer | 55 | Morishita, Yukitaka (1527) | Lost 0-2 | -161395 |
| 5pioneer | 81 | Moriyama, Masahide (1864) | Lost 0-2 | -101385 |
| top | average opponent: 1685record: 2-3 | new rating: 1385 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 100 | Saito, Iori (1500) | Lost 1-2 | -171415 |
| 2standard | 636 | Yoshida, Mitsutaka (968) | Lost 0-2 | -261389 |
| 3standard | 955 | Fukuoka, Naoto (1451) | Lost 0-2 | -171372 |
| 4standard | 952 | Miyagawa, Yuuta (1509) | Won 2-0 | +211393 |
| 5standard | 883 | Kagami, Chisei (1535) | Lost 0-2 | -161377 |
| top | average opponent: 1393record: 1-4 | new rating: 1377 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 16 | Minsu, Kim (1693) | Won 2-1 | +231455 |
| 2legacy | 161 | Yoshino, Yorimoto (1514) | Won 2-1 | +191474 |
| 3legacy | 252 | Shoji, Kenta (1597) | Won 2-1 | +201494 |
| 4legacy | 96 | Yanaseko, Kentarou (1586) | Draw 1-1 | +21496 |
| 5legacy | 74 | Fukui, Shunsuke (1770) | Lost 0-2 | -131483 |
| 6legacy | 183 | Okamura, Ryoma (1731) | Lost 0-2 | -141469 |
| 7legacy | 295 | Coad, Jay (1376) | Lost 0-2 | -201449 |
| 8legacy | 336 | Yamada, Yosuke9422 (1451) | Lost 0-2 | -171432 |
| top | average opponent: 1590record: 3-4-1 | new rating: 1432 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 647 | Uemoto, Takahiro (1496) | Lost 1-2 | -181488 |
| 2sealed | 561 | Yamamoto, Kazuaki (1434) | Lost 0-2 | -191469 |
| 3sealed | 990 | He, Kan (1472) | Lost 1-2 | -181451 |
| 4sealed | 1124 | Koide, Takashi (1429) | Lost 1-2 | -191432 |
| top | average opponent: 1458record: 0-4 | new rating: 1432 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 255 | Nishimoto, Takuya (1645) | Lost 0-2 | -151485 |
| 2modern | 865 | Andou, Koutarou (1616) | Won 2-1 | +201505 |
| 3modern | 1107 | Gen, Takatoshi (1408) | Lost 1-2 | -201485 |
| 4modern | 1205 | Ito, Hiroki (1435) | Won 2-1 | +171502 |
| 5modern | 730 | Hayano, Satosi (1497) | Won 2-0 | +181520 |
| 6modern | 570 | Itou, Tomoya (1663) | Won 2-1 | +211541 |
| 7modern | 463 | Yamamoto, Ryoichi (1614) | Lost 1-2 | -171524 |
| 8modern | 572 | Kimura, Tetsuya (1500) | Lost 0-2 | -181506 |
| top | average opponent: 1547record: 4-4 | new rating: 1506 | ||