Okajima, Kuninori
Current rating: 1580
Record: 17-13-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 528 | Takahashi, Ryo 4679 (1523) | Won 2-1 | +171554 |
| 2sealed | 360 | Tanabe, Takumi (1554) | Won 2-1 | +181572 |
| 3sealed | 263 | Nitta, Yuki (1618) | Won 2-0 | +191591 |
| 4sealed | 220 | Kutsuna, Yohei (1711) | Won 2-0 | +201611 |
| 5sealed | 49 | Wentao, Qi (1828) | Lost 0-2 | -141597 |
| 6sealed | 151 | Takahashi, Hyouri (1564) | Lost 1-2 | -181579 |
| 7sealed | 454 | Hirosawa, Yuuta (1707) | Lost 0-2 | -161563 |
| 8sealed | 442 | Kato, Yoshiaki (1480) | Won 2-0 | +171580 |
| top | average opponent: 1623record: 5-3 | new rating: 1580 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 75 | Chen, Chu Chi (1500) | Won 2-1 | +171540 |
| 2standard | 134 | Liu, Cheng Shu (1518) | Lost 1-2 | -181522 |
| 3standard | 305 | Kang, Yameng (1411) | Won 2-1 | +161538 |
| 4standard | 177 | Otsuka, Tomohito (1588) | Won 2-0 | +191557 |
| 5standard | 196 | Lin, Chiung Tsun (1500) | Draw 1-1 | -11556 |
| 6standard | 163 | Chang, Wen Cheng (1501) | Lost 0-2 | -191537 |
| top | average opponent: 1503record: 3-2-1 | new rating: 1537 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 118 | Kanamoto, Shojun (1435) | Won 2-0 | +161545 |
| 2standard | 209 | Okamura, Takumi (1488) | Lost 0-2 | -191526 |
| 3standard | 699 | Takami, Yuta7701 (1472) | Lost 0-2 | -191507 |
| 4standard | 787 | Kirihata, Yasunari (1479) | Won 2-1 | +171524 |
| 5standard | 536 | Tanaka, Akitoshi (1447) | Won 2-1 | +171541 |
| 6standard | 617 | Akase, Daisuke (1525) | Lost 1-2 | -181523 |
| top | average opponent: 1474record: 3-3 | new rating: 1523 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 199 | Mori, Takashi (1534) | Won 2-1 | +201465 |
| 2sealed | 88 | Park, Jun Young (1500) | Won 2-0 | +181483 |
| 3sealed | 87 | Konno, Masashi (1615) | Won 2-0 | +211504 |
| 4sealed | 74 | Takagi, Takeshi (1600) | Lost 1-2 | -161488 |
| 5sealed | 113 | Aoki, Ryousuke (1550) | Won 2-0 | +191507 |
| 6sealed | 73 | Nomura, Hiroshi (1542) | Won 2-1 | +181525 |
| 7sealed | 40 | Iwakura, Tatsuro (1623) | Lost 1-2 | -161509 |
| 8sealed | 130 | Saito, Takaya (1591) | Won 2-1 | +201529 |
| top | average opponent: 1569record: 6-2 | new rating: 1529 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Mitsui, Hideo (1475) | Lost 1-2 | -181482 |
| 2sealed | 194 | Yusa, Norio (1482) | Lost 1-2 | -181464 |
| 3sealed | 238 | Oohira, Kenta (1440) | Lost 0-2 | -191445 |
| top | average opponent: 1465record: 0-3 | new rating: 1445 | ||