Nakajima, Ryouma
Current rating: 1587
Record: 21-18
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 173 | Yada, Kazuki (1946) | Lost 1-2 | -121551 |
| 4pioneer | 524 | Tanji, Kensuke (1872) | Lost 1-2 | -121539 |
| 5pioneer | 502 | Yamamoto, Kohei (1360) | Won 2-1 | +151554 |
| 6pioneer | 301 | Noguchi, Hiromasa (1451) | Won 2-1 | +161570 |
| 7pioneer | 256 | Seo, Noboru (1551) | Won 2-0 | +171587 |
| 8pioneer | 173 | Hozumi, Yuji (1464) | Won 2-0 | +161603 |
| 9pioneer | 110 | Takeda, Noriaki (1461) | Won 2-0 | +161619 |
| 10pioneer | 96 | Saito, Tomohiro (1655) | Lost 1-2 | -181601 |
| 11pioneer | 79 | Maeba, Hideaki (1833) | Lost 0-2 | -141587 |
| 12pioneer | 125 | Harada, Ryoichi (1648) | Won 2-1 | +201607 |
| 13pioneer | 106 | Matsuda, Taku (1550) | Won 2-1 | +171624 |
| 14pioneer | 61 | Nakahara, Yusuke (1620) | Lost 1-2 | -191605 |
| 15pioneer | 104 | Murayama, Masanao (1577) | Lost 1-2 | -181587 |
| top | average opponent: 1615record: 7-6 | new rating: 1587 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 501 | Shiota, Fumihiko (1760) | Lost 0-2 | -131455 |
| 3standard | 904 | Morita, Takanori (1493) | Won 2-0 | +191474 |
| 4standard | 477 | Chaen, Masaki (1446) | Won 2-0 | +171491 |
| 5standard | 229 | Yoshino, Kohei (1425) | Won 2-0 | +171508 |
| 6standard | 167 | Ito, Jin (1509) | Won 2-1 | +181526 |
| 7standard | 114 | Kim, Min-Seok (1533) | Won 2-1 | +181544 |
| 8standard | 82 | Kihara, Atsuki (1788) | Won 2-1 | +221566 |
| 9standard | 62 | Kawada, Chihiro (1831) | Lost 1-2 | -131553 |
| 10standard | 88 | Planter Fernandez, Carlos (1555) | Won 2-1 | +181571 |
| 11standard | 100 | Ikawa, Yoshihiko (1838) | Won 2-1 | +231594 |
| 12standard | 48 | Feng, Da (1678) | Lost 0-2 | -161578 |
| 13standard | 70 | Naitou, Hisashi (1648) | Lost 1-2 | -171561 |
| 14standard | 188 | Umeyama, Yuuichi (1642) | Won 2-1 | +191580 |
| 15standard | 89 | Chan, Ron [MYS] (1597) | Lost 1-2 | -171563 |
| top | average opponent: 1624record: 9-5 | new rating: 1563 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 988 | Kaneko, Yasuki (1536) | Lost 0-2 | -171468 |
| 2sealed | 1271 | Hattori, Yoshiki (1485) | Won 2-0 | +181486 |
| 3sealed | 1070 | Ochi, Takushi (1453) | Lost 0-2 | -181468 |
| top | average opponent: 1491record: 1-2 | new rating: 1468 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 205 | Nishimura, Shuji (1518) | Won 2-0 | +191521 |
| 3sealed | 157 | Yamada, Masato (Tokyo) (1536) | Lost 0-2 | -181503 |
| 4sealed | 109 | Mcmillin, Sarah (1516) | Lost 1-2 | -181485 |
| top | average opponent: 1523record: 1-2 | new rating: 1485 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 749 | Miyazaki, Rintarou (1544) | Won 2-0 | +191519 |
| 2standard | 681 | Ozawa, Tetsuya (1570) | Won 2-0 | +191538 |
| 3standard | 649 | Kawabata, Hiromasa (1427) | Won 2-1 | +161554 |
| 4standard | 533 | Ito, Yuta (1557) | Lost 0-2 | -181536 |
| 5standard | 617 | Hiramatsu, Mamoru (1754) | Lost 0-2 | -141522 |
| 6standard | 745 | Motoki, Takahiro (1453) | Lost 0-2 | -201502 |
| top | average opponent: 1551record: 3-3 | new rating: 1502 | ||