Sato, Hiroyuki
Current rating: 1460
Record: 16-20
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1027 | Matsumoto, Yoshifumi (1532) | Won 2-0 | +191446 |
| 2standard | 551 | Higashiyama, Yoshio (1515) | Won 2-1 | +201466 |
| 3standard | 519 | Shimamura, Kazushige (1499) | Won 2-1 | +181484 |
| 4standard | 331 | Tsumura, Kenji (1766) | Lost 1-2 | -131471 |
| 5standard | 671 | Yuya, Fuke (1535) | Won 2-1 | +201491 |
| 6standard | 164 | Xie, Zhan (1710) | Lost 0-2 | -151476 |
| 7standard | 615 | Hatada, Junya (1532) | Lost 0-2 | -171459 |
| 8standard | 705 | Ishida, Ryuichiro (1428) | Lost 1-2 | -181441 |
| 9standard | 703 | Habu, Aritoshi (1497) | Won 2-0 | +191460 |
| top | average opponent: 1557record: 5-4 | new rating: 1460 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 222 | Saitou, Yuu8520 (1500) | Lost 0-2 | -171445 |
| 2sealed | 513 | Sakurai, So (1444) | Lost 0-2 | -181427 |
| top | average opponent: 1472record: 0-2 | new rating: 1427 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 758 | Tachibana, Kentarou (1575) | Won 2-1 | +211452 |
| 2sealed | 631 | Nagumo, Hiroyuki (1518) | Lost 1-2 | -171435 |
| 3sealed | 1015 | Kasama, Junichi (1435) | Won 2-1 | +181453 |
| 4sealed | 853 | Kibe, Keisuke (1625) | Lost 0-2 | -151438 |
| 5sealed | 947 | Kojima, Toshihiro (1351) | Won 2-1 | +171455 |
| 6sealed | 781 | Bandou, Junichirou (1767) | Won 2-1 | +231478 |
| 7sealed | 768 | Matsubara, Tohru (1572) | Lost 0-2 | -161462 |
| top | average opponent: 1549record: 4-3 | new rating: 1462 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1439 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1003 | Asanuma, Syun (1500) | Lost 0-2 | -161423 |
| 2modern | 1180 | Ooba, Hideto (1491) | Won 2-1 | +191442 |
| 3modern | 1035 | Watanabe, Kazuki (1561) | Lost 0-2 | -161426 |
| 4modern | 1165 | Uchida, Atsushi (1439) | Won 2-0 | +181444 |
| 5modern | 1079 | Taniguchi, Toyohiro (1500) | Lost 0-2 | -171427 |
| 6modern | 1073 | Fukunaga, Nao (1482) | Won 2-0 | +191446 |
| 7modern | 974 | Imaizumi, Riku (1489) | Won 2-0 | +191465 |
| 8modern | 884 | Wakita, Tomoyuki (1543) | Lost 1-2 | -171448 |
| 9modern | 909 | Inoue, Ryo (1497) | Lost 1-2 | -171431 |
| top | average opponent: 1500record: 4-5 | new rating: 1431 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 745 | Katayama, Hiroki (1431) | Lost 1-2 | -191481 |
| 2standard | 783 | Sekine, Kiyotaka (1426) | Won 2-0 | +171498 |
| 3standard | 750 | Goto, Daiki (1477) | Lost 1-2 | -191479 |
| 4standard | 796 | Koizumi, Hiroki (1482) | Won 2-0 | +181497 |
| 5standard | 771 | Takashimizu, Makoto (1462) | Won 2-0 | +181515 |
| 6standard | 718 | Nakazawa, Yusuke (1279) | Lost 1-2 | -221493 |
| 7standard | 731 | U, Kashin (1400) | Lost 1-2 | -201473 |
| 8standard | 719 | Suzuki, Fumito (1661) | Lost 1-2 | -151458 |
| 9standard | 822 | Abe, Tooru (1414) | Lost 1-2 | -191439 |
| top | average opponent: 1448record: 3-6 | new rating: 1439 | ||