Arakawa, Tomohiro
Current rating: 1623
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 118 | Aizu, Hiroto (1437) | Won 2-0 | +171488 |
| 2pioneer | 335 | Sekimoto, Kandai (1817) | Lost 0-2 | -121476 |
| 3pioneer | 604 | Cadieux, Alexandre (1550) | Won 2-1 | +191495 |
| 4pioneer | 375 | Usami, Taro (1622) | Won 2-0 | +201515 |
| 5pioneer | 275 | Pass, William (1535) | Won 2-0 | +191534 |
| 6pioneer | 80 | Cheng, Tung-Yi (1699) | Lost 0-2 | -151519 |
| 7pioneer | 290 | Omi, Akeshi (1465) | Won 2-0 | +171536 |
| 8pioneer | 175 | Iwata, Seiya (1390) | Won 2-1 | +151551 |
| 9pioneer | 172 | Chen, Liang (1866) | Won 2-1 | +241575 |
| 10pioneer | 78 | Oikawa, Ryusuke (1738) | Won 2-0 | +211596 |
| 11pioneer | 37 | Yada, Kazuki (1978) | Lost 0-2 | -121584 |
| 12pioneer | 79 | Kokubun, Takeshi (1704) | Lost 1-2 | -161568 |
| 13pioneer | 99 | Okumura, Takaaki (1566) | Won 2-1 | +181586 |
| 14pioneer | 59 | Yamada, Mitsuhiro (1567) | Won 2-1 | +181604 |
| 15pioneer | 62 | Watanabe, Sho (1666) | Won 2-0 | +191623 |
| top | average opponent: 1640record: 11-4 | new rating: 1623 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 386 | Amano, Makoto (1439) | Lost 1-2 | -181410 |
| 2legacy | 417 | Oku, Yusuke (1309) | Won 2-0 | +161426 |
| 3legacy | 429 | Yasuda, Takumi (1503) | Lost 0-2 | -161410 |
| 4legacy | 471 | Kato, Shota (1484) | Won 2-1 | +191429 |
| 5legacy | 431 | Ogiwara, Ryoichi (1503) | Won 2-0 | +201449 |
| 6legacy | 320 | Nabetani, Kazuki (1519) | Lost 0-2 | -171432 |
| 7legacy | 370 | Harasawa, Takashi (1566) | Won 2-1 | +201452 |
| 8legacy | 216 | Kobayashi, Kazuma (1470) | Won 2-1 | +191471 |
| top | average opponent: 1474record: 5-3 | new rating: 1471 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 422 | Liu, Yi-Hsien (1500) | Lost 0-2 | -181482 |
| 2sealed | 657 | Hishiyama, Luis (1481) | Won 2-0 | +181500 |
| 3sealed | 861 | Yamamoto, Koki (1498) | Lost 0-2 | -181482 |
| 4sealed | 886 | Yoshida, Masahiro (1518) | Lost 1-2 | -171465 |
| 5sealed | 942 | Matsui, Hideyuki (1395) | Lost 1-2 | -201445 |
| 6sealed | 871 | Sasaki, Ken (1486) | Lost 1-2 | -171428 |
| top | average opponent: 1480record: 1-5 | new rating: 1428 | ||