Arakaki, Yuuichi
Current rating: 1549
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 78 | Lee, Soojong (1514) | Lost 0-2 | -181465 |
| 2standard | 333 | Chan, Lok Kan (1482) | Won 2-0 | +181483 |
| 3standard | 404 | Yang, Yinqiu (1656) | Lost 0-2 | -141469 |
| 4standard | 439 | Kuo, Yu-Liang (1533) | Won 2-0 | +191488 |
| 5standard | 344 | Hermosilla, Alfred Martin (1516) | Won 2-0 | +181506 |
| 6standard | 235 | Syamputra, Michael (1616) | Won 2-1 | +201526 |
| 7standard | 156 | Song, Qiang (1521) | Won 2-1 | +181544 |
| 8standard | 100 | Asinas, Rudi Jason (1802) | Draw 1-1 | +51549 |
| top | average opponent: 1580record: 5-2-1 | new rating: 1549 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 307 | Igarashi, Takuma (1479) | Lost 1-2 | -181464 |
| 2sealed | 951 | Monzen, Hidetake (1447) | Won 2-0 | +181482 |
| 3sealed | 938 | Wakatabi, Kazuhiko (1482) | Won 2-1 | +181500 |
| 4sealed | 594 | Mori, Syuuichi (1475) | Lost 1-2 | -191481 |
| 5sealed | 901 | Satou, Kenichi (1520) | Won 2-1 | +191500 |
| 6sealed | 643 | Yamashiro, Mitsuru (1523) | Lost 1-2 | -171483 |
| top | average opponent: 1488record: 3-3 | new rating: 1483 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2172 | Nakahashi, Yoshihiro (1463) | Won 2-0 | +171517 |
| 2sealed | 2140 | Abe, Hiroki (1520) | Lost 0-2 | -181499 |
| 3sealed | 2278 | Yoshida, Shotaro (1502) | Won 2-0 | +181517 |
| 4sealed | 2268 | Nakaoka, Koshiro (1558) | Lost 0-2 | -171500 |
| 5sealed | 2265 | Takagi, Hayato (1504) | Lost 0-2 | -181482 |
| top | average opponent: 1510record: 2-3 | new rating: 1482 | ||