Sakurai, Itu'Sei
Current rating: 1687
Record: 23-16
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 314 | Hozuki, Atsushi (1593) | Won 2-1 | +181588 |
| 4standard | 68 | Hirokawa, Ryouji (1510) | Lost 1-2 | -191569 |
| 5standard | 169 | Meki, Syunta (1563) | Won 2-0 | +181587 |
| 6standard | 163 | Komiyama, Kouhei (1529) | Won 2-0 | +171604 |
| 7standard | 88 | Furusho, Kotaro (1647) | Won 2-1 | +191623 |
| 8standard | 35 | Kanagawa, Takuya (1736) | Won 2-1 | +201643 |
| 9standard | 23 | Umehara, Kei (1681) | Won 2-0 | +181661 |
| 10standard | 27 | Hori, Masataka (1824) | Won 2-0 | +211682 |
| 11standard | 6 | He, Yue 8578 (1880) | Lost 1-2 | -141668 |
| 12standard | 33 | Kakumae, Teruya (2026) | Won 2-1 | +241692 |
| 13standard | 18 | Mihara, Makihito (1896) | Lost 0-2 | -141678 |
| 14standard | 36 | Hamaguchi, Masakuni (1820) | Lost 1-2 | -161662 |
| 15standard | 42 | Lee, Shi Tian (2070) | Won 2-1 | +251687 |
| top | average opponent: 1752record: 9-4 | new rating: 1687 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 292 | Kurosu, Kazuki (1423) | Won 2-0 | +161543 |
| 2standard | 386 | Kurusu, Kazuki (1509) | Won 2-1 | +181561 |
| 3standard | 359 | Urase, Ryosuke (1789) | Lost 1-2 | -141547 |
| 4standard | 554 | Seki, Hirotaka (1643) | Won 2-1 | +201567 |
| 5standard | 436 | Chan, Andy (1743) | Won 2-1 | +211588 |
| 6standard | 395 | Uchikawa, Fumitaka (1552) | Lost 0-2 | -191569 |
| 7standard | 553 | Wada, Toshinori (1504) | Won 2-0 | +171586 |
| 8standard | 367 | Watanabe, Takanori (1697) | Lost 0-2 | -161570 |
| top | average opponent: 1608record: 5-3 | new rating: 1570 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 313 | Okamoto, Yasutaka (1447) | Lost 0-2 | -201548 |
| 4modern | 870 | Takeshita, Ryo (1424) | Won 2-0 | +161564 |
| 5modern | 311 | Tsai, Shih Tsun (1450) | Lost 0-2 | -201544 |
| 6modern | 475 | Minamizuka, Yuusuke (1622) | Lost 0-2 | -171527 |
| top | average opponent: 1486record: 1-3 | new rating: 1527 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 320 | Hayasaki, Yusuke (1519) | Won 2-1 | +191500 |
| 4standard | 179 | Tsukahara, Kazuto (1592) | Won 2-1 | +191519 |
| 5standard | 133 | Nishihara, Hideyuki (1594) | Lost 0-2 | -161503 |
| 6standard | 111 | Nishimoto, Sosuke (1534) | Won 2-1 | +181521 |
| 7standard | 180 | Takayama, Kan (1669) | Won 2-0 | +211542 |
| 8standard | 71 | Koyama, Satoshi (1542) | Won 2-1 | +181560 |
| 9standard | 46 | Nakajima, Chikara (1791) | Won 2-1 | +221582 |
| 10standard | 12 | Saruta, Katsumi (1647) | Lost 1-2 | -171565 |
| 11standard | 87 | Morofuji, Takuma (2098) | Lost 0-2 | -91556 |
| 12standard | 134 | Terada, Tadashi (1671) | Won 2-0 | +201576 |
| 13standard | 57 | Sugiyama, Takahiro (1592) | Won 2-0 | +181594 |
| 14standard | 46 | Nakamichi, Daisuke (1976) | Lost 1-2 | -111583 |
| 15standard | 76 | Shiozaki, Toshinori (1767) | Lost 0-2 | -151568 |
| top | average opponent: 1692record: 8-5 | new rating: 1568 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 8 | Tada, Masayuu (1441) | Lost 0-2 | -191481 |
| top | record: 0-1 | new rating: 1481 | ||