Oonuma, Hiroki
Current rating: 1634
| Grand Prix Yokohama 2019 (modern) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 19 | Oda, Kouichi (1566) | Won 2-0 | +171634 |
| 4modern | 75 | Shimodouzono, Shintaro (1551) | Won 2-0 | +161650 |
| 5modern | 102 | Satomura, Shunsuke (1623) | Won 2-0 | +181668 |
| 6modern | 66 | Kawakami, Yuuta (1545) | Lost 0-2 | -211647 |
| 7modern | 186 | Tsuzaki, Akira (1643) | Won 2-1 | +181665 |
| 8modern | 88 | Nakamura, Hajime (1748) | Lost 1-2 | -161649 |
| 9modern | 93 | Ishikawa, Takuma 0419 (1647) | Won 2-0 | +181667 |
| 10modern | 51 | Suematsu, Takaaki (1953) | Lost 1-2 | -131654 |
| 11modern | 106 | Ueda, Yugo (1534) | Lost 0-2 | -201634 |
| top | average opponent: 1645record: 5-4 | new rating: 1634 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 593 | Mori, Yuki (1412) | Won 2-1 | +161586 |
| 2standard | 451 | Oki, Takashi (1518) | Won 2-1 | +161602 |
| 3standard | 253 | Yajima, Tatsuaki (1667) | Won 2-1 | +201622 |
| 4standard | 288 | Ochi, Takahiro (1507) | Lost 0-2 | -211601 |
| 5standard | 576 | Tajima, Ryoga (1542) | Draw 1-1 | -11600 |
| 6standard | 447 | Umemura, Yuya (1538) | Won 2-1 | +171617 |
| 7standard | 346 | Ohno, Isao (1644) | Won 2-0 | +191636 |
| 8standard | 274 | Kawamura, Yusaku (1571) | Lost 1-2 | -191617 |
| top | average opponent: 1550record: 5-2-1 | new rating: 1617 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 566 | Enjoji, Akira (1500) | Lost 1-2 | -181482 |
| 2standard | 1166 | Kimura, Akinari (1482) | Won 2-0 | +181500 |
| 3standard | 1122 | Udagawa, Toru (1501) | Won 2-1 | +181518 |
| 4standard | 876 | Mikami, Noriaki (1532) | Won 2-1 | +181536 |
| 5standard | 653 | Miyajima, Jun'Ichi (1509) | Won 2-0 | +181554 |
| 6standard | 216 | Tagi, Tessei (1554) | Lost 1-2 | -181536 |
| 7standard | 571 | Khoo, Shawn (1678) | Lost 1-2 | -161520 |
| 8standard | 872 | Atsumi, Naoya (1459) | Won 2-1 | +171537 |
| 9standard | 392 | Kabeya, Atsushi (1442) | Won 2-1 | +161553 |
| 10standard | 426 | Atsumi, Yoshihiro (1528) | Won 2-1 | +181571 |
| 11standard | 260 | Terazawa, Hiroyuki (1588) | Lost 0-2 | -181553 |
| 12standard | 312 | Inoue, Daisuke (1505) | Won 2-1 | +171570 |
| top | average opponent: 1523record: 8-4 | new rating: 1570 | ||