Sakurai, Issei
Current rating: 1496
Record: 11-12
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 102 | Kim, Iksoo (1500) | Won 2-1 | +181515 |
| 2pioneer | 241 | Kagawa, Hajime (1393) | Won 2-0 | +161531 |
| 3pioneer | 66 | Shimazaki, Taichi (1497) | Won 2-0 | +171548 |
| 4pioneer | 15 | Qin, Yuxiang (1704) | Lost 1-2 | -151533 |
| 5pioneer | 189 | Tawada, Naoto (1596) | Lost 0-2 | -171516 |
| 6pioneer | 438 | Sekine, Hiroya (1423) | Lost 0-2 | -201496 |
| top | average opponent: 1519record: 3-3 | new rating: 1496 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 378 | Mikami, Akihiro (1602) | Won 2-1 | +201514 |
| 4modern | 121 | Yamano, Tatsuto (1309) | Lost 1-2 | -221492 |
| 5modern | 446 | Yoshida, Atsushi3042 (1479) | Won 2-1 | +181510 |
| 6modern | 263 | Sekiya, Haruki (1561) | Lost 1-2 | -171493 |
| 7modern | 493 | Kasuya, Takashi (1663) | Won 2-0 | +211514 |
| 8modern | 241 | Karwoski, Andy (1554) | Lost 0-2 | -171497 |
| top | average opponent: 1528record: 3-3 | new rating: 1497 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 369 | Maeda, Norihito (1500) | Lost 1-2 | -171474 |
| 2standard | 677 | Mukai, Hiroaki (1639) | Won 2-1 | +211495 |
| 3standard | 532 | Umezawa, Naoki (1466) | Won 2-0 | +171512 |
| 4standard | 595 | Takahashi, Mao (1521) | Lost 1-2 | -181494 |
| top | average opponent: 1532record: 2-2 | new rating: 1494 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 150 | Okada, Keita (1483) | Won 2-0 | +181518 |
| 3sealed | 236 | Harada, Daisaku (1564) | Won 2-1 | +191537 |
| 4sealed | 1 | Kawahama, Yoshikazu (1773) | Won 2-0 | +221559 |
| 5sealed | 94 | Zheng, Peiyuan (1801) | Lost 1-2 | -141545 |
| 6sealed | 338 | Mizutani, Yuki (1499) | Lost 1-2 | -191526 |
| 7sealed | 488 | Andou, Daichi (1524) | Lost 1-2 | -181508 |
| 8sealed | 550 | Shibata, Takeshi (1573) | Lost 1-2 | -171491 |
| top | average opponent: 1602record: 3-4 | new rating: 1491 | ||