Okamoto, Keitaro
Current rating: 1582
Record: 11-8
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 205 | Sugisawa, Tsuyoshi (1613) | Lost 0-2 | -181599 |
| 2standard | 684 | Iwasawa, Fumiya (1753) | Lost 0-2 | -161583 |
| 3standard | 904 | Akabame, Sho (1463) | Won 2-0 | +161599 |
| 4standard | 791 | Akimoto, Daichi (1620) | Lost 0-2 | -171582 |
| average opponent: 1612record: 1-3 | new rating: 1582 | |||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 391 | Murakami, Kohei (1486) | Won 2-0 | +181518 |
| 2standard | 323 | Sasaki, Kensuke (1582) | Won 2-1 | +191537 |
| 3standard | 330 | Oikawa, Takaaki (1521) | Won 2-0 | +181555 |
| 4standard | 251 | Takahashi, Jun (1827) | Won 2-0 | +221577 |
| 5standard | 207 | Tanahashi, Masayasu (1843) | Lost 1-2 | -131564 |
| 6standard | 332 | Tsukagoshi, Tadaki (1644) | Lost 1-2 | -161548 |
| 7standard | 476 | Nose, Koji (1746) | Won 2-1 | +211569 |
| 8standard | 439 | Kitaoka, Takaaki (1722) | Won 2-0 | +211590 |
| 9standard | 90 | Toyoda, Ryosuke (1505) | Lost 1-2 | -201570 |
| 10standard | 159 | Aoyama, Mizuki (1582) | Lost 0-2 | -171553 |
| 11standard | 162 | Kamimura, Fumihiro (1688) | Won 2-1 | +201573 |
| 12standard | 157 | Naide, Kazutaka (1736) | Lost 1-2 | -151558 |
| 13standard | 135 | Chong, Kew (1556) | Won 2-0 | +181576 |
| 14standard | 132 | Martin-McEwen, Leroy (1664) | Won 2-1 | +201596 |
| 15standard | 108 | Kawaguchi, Tetsu (1760) | Won 2-0 | +211617 |
| average opponent: 1658record: 10-5 | new rating: 1617 | |||