Doumoto, Satoru
Current rating: 1527
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 255 | Tanaka, Ritsu (1527) | Lost 1-2 | -191566 |
| 3sealed | 912 | Fujii, Kohei (1705) | Lost 0-2 | -161550 |
| 4sealed | 931 | Takada, Kazuaki (1494) | Lost 0-2 | -191531 |
| 5sealed | 880 | Sakata, Shinnosuke (1457) | Won 2-0 | +171548 |
| 6sealed | 756 | Tomiyama, Shin (1369) | Lost 0-2 | -211527 |
| top | average opponent: 1511record: 1-4 | new rating: 1527 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 196 | Harada, Ryoichi (1500) | Lost 0-2 | -181513 |
| 2standard | 520 | Ishihama, Naoya (1483) | Won 2-0 | +171530 |
| 3standard | 626 | Shibue, Takahiro (1253) | Won 2-1 | +131543 |
| 4standard | 495 | Nishiyama, Takashi (1491) | Won 2-0 | +171560 |
| 5standard | 349 | Kojima, Toshihiro (1320) | Won 2-1 | +141574 |
| 6standard | 279 | Matsumura, Hideaki (1584) | Lost 0-2 | -181556 |
| 7standard | 379 | Shiraishi, Ryuji (1492) | Won 2-1 | +171573 |
| 8standard | 177 | Hiyama, Syunsuke (1721) | Won 2-0 | +211594 |
| 9standard | 120 | Tsukagoshi, Tadaki (1666) | Won 2-0 | +191613 |
| 10standard | 114 | Komikado, Hayato (1569) | Won 2-0 | +171630 |
| 11standard | 54 | Takahashi, Ryo 3906 (1784) | Lost 0-2 | -151615 |
| 12standard | 91 | Mizuno, Yusuke (1605) | Lost 1-2 | -181597 |
| 13standard | 134 | Nakamura, Yusuke9902 (1760) | Won 2-1 | +211618 |
| 14standard | 62 | Kurita, Yudai (1623) | Lost 1-2 | -181600 |
| 15standard | 120 | Horie, Tooru (1758) | Lost 0-2 | -151585 |
| top | average opponent: 1574record: 9-6 | new rating: 1585 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 208 | Numaguchi, Yumeto (1500) | Won 2-1 | +181517 |
| 2sealed | 108 | Ogino, Hiroki (1530) | Lost 1-2 | -171500 |
| 3sealed | 552 | Suzuki, Yuta 8270 (1500) | Won 2-0 | +181518 |
| 4sealed | 629 | Hoshide, Naonari (1414) | Won 2-1 | +161534 |
| 5sealed | 358 | Namikawa, Katsuya (1566) | Lost 0-2 | -181516 |
| 6sealed | 570 | Katou, Shin'ya (1569) | Won 2-0 | +191535 |
| 7sealed | 293 | Shimizu, Takeo (1508) | Lost 0-2 | -181517 |
| 8sealed | 418 | Furujou, Takashi (1324) | Won 2-0 | +141531 |
| top | average opponent: 1489record: 5-3 | new rating: 1531 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 574 | Satou, Hiroki (1422) | Won 2-0 | +171517 |
| 2sealed | 25 | Hiyama, Syunsuke (1542) | Lost 0-2 | -181499 |
| 3sealed | 631 | Shibata, Shusaku (1474) | Won 2-1 | +181517 |
| 4sealed | 613 | Uematsu, Tatsuya (1579) | Lost 0-2 | -171500 |
| 5sealed | 824 | Noguchi, Masayoshi (1555) | Won 2-0 | +191519 |
| 6sealed | 419 | Kubozono, Yuta (1433) | Won 2-0 | +161535 |
| 7sealed | 348 | Kawamoto, Takahiro (1524) | Lost 0-2 | -181517 |
| 8sealed | 612 | Aida, Kazuki (1535) | Lost 1-2 | -181499 |
| top | average opponent: 1508record: 4-4 | new rating: 1499 | ||