Ohkura, Ryota
Current rating: 1590
Record: 20-15
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 200 | Yamamoto, Yuta (1516) | Won 2-0 | +171591 |
| 2standard | 292 | Tobe, Masato (1549) | Won 2-1 | +171608 |
| 3standard | 38 | Kojima, Yoshifumi (1702) | Lost 1-2 | -171591 |
| 4standard | 356 | Yoshida, Kenichiro (1551) | Won 2-1 | +181609 |
| 5standard | 264 | Iiduka, Kazuhiko (1581) | Lost 1-2 | -191590 |
| top | average opponent: 1580record: 3-2 | new rating: 1590 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 249 | Imamura, Daisuke (1214) | Won 2-0 | +111612 |
| 2sealed | 90 | Naoi, Shingo (1551) | Lost 0-2 | -191593 |
| 3sealed | 615 | Yang, Jingheng (1501) | Lost 0-2 | -191574 |
| top | average opponent: 1422record: 1-2 | new rating: 1574 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 727 | Kokawa, Tsunao (1405) | Won 2-0 | +151602 |
| 2sealed | 375 | Kamezawa, Yoshifumi (1516) | Won 2-1 | +171619 |
| 3sealed | 217 | Tamoto, Akihiro (1537) | Lost 0-2 | -201599 |
| 4sealed | 630 | Yada, Kazuki (2038) | Won 2-0 | +261625 |
| 5sealed | 211 | Suzuki, Takuya 1104 (1459) | Won 2-0 | +151640 |
| 6sealed | 320 | Hibino, Hayato (1599) | Lost 0-2 | -191621 |
| 7sealed | 437 | Okamoto, Masahiro4209 (1521) | Lost 0-2 | -201601 |
| top | average opponent: 1582record: 4-3 | new rating: 1601 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 516 | Koike, Tomoyuki (1461) | Won 2-1 | +171519 |
| 3sealed | 285 | Nakayama, Munetoshi (1418) | Won 2-0 | +161535 |
| 4sealed | 223 | Kawakami, Naoya (1465) | Won 2-0 | +171552 |
| 5sealed | 48 | Yosiura, Hirotosi (1602) | Lost 0-2 | -171535 |
| 6sealed | 203 | Watanabe, Kouhei (1504) | Won 2-1 | +171552 |
| 7sealed | 103 | Umi, Hirokazu (1459) | Lost 0-2 | -191533 |
| 8sealed | 229 | Itou, Hayato7608 (1675) | Won 2-0 | +201553 |
| 9sealed | 117 | Hirabayashi, Yuki2979 (1734) | Won 2-1 | +211574 |
| 10draft | 112 | He, Bo (1724) | Won 2-0 | +211595 |
| 11draft | 111 | Kitahara, Hiroaki (1882) | Lost 0-2 | -131582 |
| 12draft | 107 | Nagai, Kousuke (1695) | Won 2-1 | +201602 |
| 13draft | 218 | Nakamura, Atsushi (1781) | Lost 1-2 | -151587 |
| top | average opponent: 1617record: 8-4 | new rating: 1587 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 834 | Takahashi, Yoshitaka (1453) | Won 2-1 | +171522 |
| 2sealed | 847 | Maeda, Gaku (1498) | Lost 1-2 | -191503 |
| 3sealed | 953 | Okamoto, Masahiro (1462) | Won 2-0 | +181521 |
| 4sealed | 820 | Sekino, Takashi (1472) | Lost 0-2 | -191502 |
| top | average opponent: 1471record: 2-2 | new rating: 1502 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 763 | Takeshita, Toru (1576) | Lost 1-2 | -171483 |
| 2modern | 1083 | Chee, Crisler (1637) | Won 2-1 | +211504 |
| 3modern | 1012 | Aridome, Tomohito (1499) | Won 2-1 | +181522 |
| 4modern | 889 | Hirata, Koutatsu (1563) | Lost 1-2 | -171505 |
| top | average opponent: 1569record: 2-2 | new rating: 1505 | ||