Oda, Kouichi
Current rating: 1568
Record: 24-21-3
| Grand Prix Yokohama 2019 (modern) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 580 | Koike, Masaya (1500) | Won 2-0 | +181548 |
| 2modern | 25 | Kurosaki, Ryo (1549) | Won 2-0 | +181566 |
| 3modern | 19 | Oonuma, Hiroki (1617) | Lost 0-2 | -171549 |
| 4modern | 488 | Wakayama, Shiro (1546) | Lost 0-2 | -181531 |
| 5modern | 566 | Horikoshi, Takayuki (1666) | Won 2-0 | +201551 |
| 6modern | 722 | Takata, Takumi (1467) | Won 2-1 | +171568 |
| 7modern | 518 | Nishinaka, Yuuki (1533) | Lost 0-2 | -191549 |
| 8modern | 538 | Fujioka, Naoya (1588) | Won 2-1 | +191568 |
| top | average opponent: 1558record: 5-3 | new rating: 1568 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 264 | Nagase, Iori (1500) | Lost 1-2 | -191522 |
| 2legacy | 546 | Kurashina, Go (1472) | Lost 1-2 | -191503 |
| 3legacy | 643 | Takabe, Hiroshi (1513) | Lost 1-2 | -181485 |
| 4legacy | 646 | Hutchens, Jered (1425) | Won 2-0 | +171502 |
| 5legacy | 547 | Hashimoto, Keisuke6106 (1391) | Lost 0-2 | -201482 |
| 6legacy | 548 | Kent, Jenista (1451) | Won 2-0 | +181500 |
| 7legacy | 467 | Yamamoto, Seigo (1392) | Won 2-1 | +161516 |
| 8legacy | 403 | Kawai, Ryo (1332) | Won 2-0 | +141530 |
| top | average opponent: 1434record: 4-4 | new rating: 1530 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 538 | Kwon, Ohhyek (1537) | Lost 0-2 | -181546 |
| 4modern | 895 | Ishida, Shoichi (1428) | Lost 0-2 | -201526 |
| 5modern | 950 | Natumi, Sindou (1498) | Won 2-1 | +171543 |
| 6modern | 643 | Oda, Hajime (1524) | Won 2-1 | +181561 |
| 7modern | 308 | Yoshida, Shintaro (1535) | Lost 0-2 | -191542 |
| 8modern | 588 | Suzuki, Masahiro 7609 (1480) | Won 2-1 | +171559 |
| 9modern | 366 | Hori, Yoshihiro (1548) | Lost 1-2 | -181541 |
| top | average opponent: 1507record: 3-4 | new rating: 1541 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 408 | Higashino, Shogo (1391) | Won 2-1 | +171481 |
| 4legacy | 88 | Yamakawa, Hiroaki (1528) | Won 2-1 | +191500 |
| 5legacy | 2 | Mackl, Valentin (1958) | Draw 1-1 | +71507 |
| 6legacy | 76 | Segou, Kenji (1649) | Won 2-0 | +211528 |
| 7legacy | 39 | Piedra, Christopher (1763) | Won 2-1 | +221550 |
| 8legacy | 19 | Seguchi, Shinichirou (1558) | Won 2-1 | +181568 |
| 9legacy | 11 | Yasuda, Masayuki (1841) | Lost 0-2 | -131555 |
| 10legacy | 39 | Hosaka, Yoshiteru (1697) | Lost 0-2 | -151540 |
| 11legacy | 97 | Murakami, Souta (1654) | Won 2-0 | +201560 |
| 12legacy | 64 | Kobayashi, Kenta (1536) | Lost 1-2 | -191541 |
| 13legacy | 116 | Nakayama, Kousuke (1517) | Won 2-0 | +181559 |
| 14legacy | 80 | Ogawa, Yohei (1714) | Lost 1-2 | -151544 |
| 15legacy | 122 | Eguchi, Yukio (1685) | Won 2-1 | +201564 |
| top | average opponent: 1653record: 8-4-1 | new rating: 1564 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 377 | Matsuda, Yuichi (1603) | Lost 1-2 | -161482 |
| 2standard | 1084 | Tanaka, Hideki (1498) | Won 2-1 | +181500 |
| 3standard | 1338 | Yoshida, Shunsuke (1507) | Draw 1-1 | 01500 |
| 4standard | 1067 | Wakairo, Tatsuya (1502) | Lost 1-2 | -181482 |
| 5standard | 1287 | Higuchi, Yasuhiro (1465) | Lost 0-2 | -181464 |
| top | average opponent: 1515record: 1-3-1 | new rating: 1464 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 705 | Kishikawa, Norimasa (1500) | Draw 1-1 | 01500 |
| 2legacy | 739 | Yamashita, Yohei (1500) | Lost 0-2 | -181482 |
| 3legacy | 914 | Tamura, Masahiro (1465) | Won 2-1 | +181500 |
| 4legacy | 809 | Hino, Yujun (1425) | Won 2-1 | +161516 |
| 5legacy | 716 | Fujita, Toshihide (1519) | Won 2-1 | +181534 |
| 6legacy | 637 | Satou, Kenji (1504) | Lost 0-2 | -181516 |
| 7legacy | 710 | Oota, Kazuki (1523) | Lost 0-2 | -181498 |
| top | average opponent: 1491record: 3-3-1 | new rating: 1498 | ||