Watabe, Kouji
Current rating: 1444
Record: 14-19
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 165 | Akase, Kousuke (1416) | Lost 0-2 | -191462 |
| 2pioneer | 599 | Kato, Shota (1519) | Lost 1-2 | -171445 |
| 3pioneer | 765 | Schwenk, Ryan (1399) | Won 2-1 | +171462 |
| 4pioneer | 680 | Yoshimura, Takashi (1455) | Lost 1-2 | -181444 |
| top | average opponent: 1447record: 1-3 | new rating: 1444 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 361 | Kaneko, Hikaru (1542) | Lost 0-2 | -171443 |
| 2standard | 514 | Kubo, Yuto (1498) | Won 2-1 | +191462 |
| 3standard | 616 | Nakamura, Ryota (1505) | Won 2-1 | +191481 |
| 4standard | 528 | Deguchi, Takahiro (1332) | Won 2-1 | +151496 |
| 5standard | 341 | Kubota, Koki (1493) | Lost 0-2 | -181478 |
| 6standard | 466 | Matsuda, Yuki (1487) | Won 2-0 | +181496 |
| 7standard | 266 | Ohkawa, Yusuke (1626) | Lost 0-2 | -151481 |
| top | average opponent: 1498record: 4-3 | new rating: 1481 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 57 | Konno, Tomoyuki (1554) | Lost 1-2 | -171479 |
| 2sealed | 693 | Murakami, Hiroaki (1465) | Won 2-1 | +171496 |
| 3sealed | 815 | Shinozawa, Tomohiro (1453) | Lost 0-2 | -181478 |
| 4sealed | 1012 | Fijita, Toru (1486) | Lost 1-2 | -181460 |
| top | average opponent: 1490record: 1-3 | new rating: 1460 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 520 | Nishida, Keisuke (1525) | Won 2-1 | +201466 |
| 2standard | 124 | Udagawa, Toru (1570) | Won 2-1 | +191485 |
| 3standard | 374 | Oda, Ryutaro (1630) | Won 2-1 | +211506 |
| 4standard | 124 | Nakai, Yoshiharu (1556) | Won 2-0 | +191525 |
| 5standard | 22 | Sasaki, Nobuyasu (1572) | Lost 1-2 | -171508 |
| 6standard | 142 | Bin, Jia (1847) | Lost 1-2 | -121496 |
| 7standard | 407 | Bazhenov, Eugene (1634) | Won 2-1 | +201516 |
| 8standard | 206 | Hombo, Takuya (1515) | Won 2-1 | +181534 |
| 9standard | 194 | Kamata, Kazuhiro (1745) | Lost 1-2 | -141520 |
| 10standard | 178 | Yu, Justin (1422) | Lost 0-2 | -201500 |
| 11standard | 173 | Inoue, Toru (1989) | Lost 1-2 | -91491 |
| 12standard | 172 | Oomori, Shouhei (1522) | Won 2-0 | +181509 |
| 13standard | 161 | Hoshino, Masaaki (1773) | Won 2-0 | +231532 |
| 14standard | 126 | Ogino, Genki (1398) | Lost 1-2 | -211511 |
| 15standard | 142 | Murakami, Souta (1635) | Lost 1-2 | -151496 |
| top | average opponent: 1622record: 8-7 | new rating: 1496 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 532 | Tomiyama, Katsuhiko (1500) | Lost 0-2 | -181482 |
| 2standard | 822 | Endoh, Hiroki (1515) | Lost 0-2 | -171465 |
| 3standard | 1099 | Tanaka, Takahiro (1437) | Lost 0-2 | -191446 |
| top | average opponent: 1484record: 0-3 | new rating: 1446 | ||