Adachi, Kazumasa
Current rating: 1528
Record: 18-17
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 89 | Tanaka, Shinichi 0666 (1502) | Lost 1-2 | -171469 |
| 2pioneer | 511 | Suzuki, Yuga (1433) | Won 2-0 | +171486 |
| 3pioneer | 532 | Wada, Kazunori (1483) | Lost 1-2 | -181468 |
| 4pioneer | 649 | Umetani, Hideo (1686) | Won 2-0 | +221490 |
| 5pioneer | 531 | Kusunoki, Yuki (1758) | Won 2-0 | +231513 |
| 6pioneer | 421 | Shishikura, Masahiro (1330) | Won 2-1 | +141527 |
| 7pioneer | 298 | Ishibashi, Akihito (1504) | Lost 0-2 | -181509 |
| 8pioneer | 335 | Hirano, Satohiro (1578) | Won 2-1 | +191528 |
| top | average opponent: 1534record: 5-3 | new rating: 1528 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 98 | Yamada, Chiaki (1406) | Lost 0-2 | -201515 |
| 2standard | 513 | Tanaka, Junichi 677 (1484) | Lost 1-2 | -191496 |
| 3standard | 789 | Kasama, Junichi (1393) | Won 2-1 | +161512 |
| 4standard | 783 | Imai, Kouta (1481) | Won 2-1 | +181530 |
| 5standard | 641 | Kimura, Minori (1462) | Lost 0-2 | -191511 |
| 6standard | 573 | Kishi, Daiko (1443) | Lost 1-2 | -201491 |
| 7standard | 572 | Shimura, Takeshi (1190) | Won 2-0 | +131504 |
| 8standard | 434 | Komine, Syunsuke (1522) | Lost 1-2 | -181486 |
| top | average opponent: 1423record: 3-5 | new rating: 1486 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 246 | Ihara, Rinta (1500) | Lost 0-2 | -201560 |
| 2standard | 532 | Watanabe, Kouhei 7696 (1482) | Lost 1-2 | -191541 |
| 3standard | 928 | Kimura, Daichi (1400) | Won 2-0 | +151556 |
| 4standard | 771 | Ikebata, Yusuke (1377) | Lost 0-2 | -211535 |
| top | average opponent: 1440record: 1-3 | new rating: 1535 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 237 | Tamoto, Akihiro (1549) | Won 2-0 | +191519 |
| 2standard | 236 | Morita, Yo (1663) | Won 2-0 | +211540 |
| 3standard | 228 | Kitagawa, Hiroyuki (1717) | Won 2-0 | +211561 |
| 4standard | 327 | Leydet, Cedric (1447) | Won 2-1 | +161577 |
| 5standard | 249 | Yamamoto, Masafumi (1764) | Won 2-1 | +211598 |
| 6standard | 214 | Kainuma, Tsuyoshi (1591) | Lost 0-2 | -181580 |
| 7standard | 285 | Yamada, Takuya (1727) | Won 2-0 | +211601 |
| 8standard | 208 | Mikami, Yoshirou (1873) | Won 2-1 | +221623 |
| 9standard | 26 | Matsumoto, Fumiya (1807) | Lost 0-2 | -141609 |
| 10standard | 112 | Kondo, Go (1522) | Won 2-0 | +161625 |
| 11standard | 21 | Yamamoto, Tetsuji (1736) | Lost 0-2 | -161609 |
| 12standard | 95 | Sakuma, Toshimitsu (1721) | Lost 1-2 | -161593 |
| 13standard | 125 | Planter Fernandez, Carlos (1589) | Lost 0-2 | -181575 |
| 14standard | 133 | Taguchi, Hiroyasu (1531) | Won 2-0 | +171592 |
| 15standard | 99 | Wentao, Qi (1902) | Lost 0-2 | -121580 |
| top | average opponent: 1676record: 9-6 | new rating: 1580 | ||