Ujihara, Atsushi
Current rating: 1406
Record: 12-18
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 388 | Fujitani, Masahiro (1467) | Lost 1-2 | -181456 |
| 2legacy | 542 | Choi, Suouk (1562) | Won 2-0 | +201476 |
| 3legacy | 306 | Arai, Eiichi (1373) | Lost 0-2 | -201456 |
| 4legacy | 552 | Wang, Zhe xu (1490) | Lost 0-2 | -171439 |
| 5legacy | 566 | Sakou, Chihiro (1403) | Lost 1-2 | -191420 |
| 6legacy | 572 | Kusunoki, Yuki (1659) | Lost 1-2 | -141406 |
| top | average opponent: 1492record: 1-5 | new rating: 1406 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 322 | Ehara, Makoto (1390) | Won 2-1 | +161500 |
| 2sealed | 79 | Kozuka, Takashi (1479) | Won 2-0 | +181518 |
| 3sealed | 421 | Fujimura, Kazuaki (1928) | Lost 0-2 | -111507 |
| 4sealed | 759 | Shimamoto, Hirokazu (1596) | Lost 1-2 | -171490 |
| 5sealed | 761 | Uematsu, Tatsuya (1549) | Won 2-1 | +191509 |
| 6sealed | 654 | Yokoyama, Kenichi (1447) | Lost 1-2 | -191490 |
| 7sealed | 731 | Makino, Yuuichi (1595) | Lost 1-2 | -161474 |
| top | average opponent: 1569record: 3-4 | new rating: 1474 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 421 | Kanetuna, Yoshinori (1525) | Won 2-0 | +191521 |
| 2sealed | 278 | Matsuo, Akiyoshi (1556) | Lost 1-2 | -181503 |
| 3sealed | 453 | Ishii, Ryouta (1430) | Lost 0-2 | -191484 |
| 4sealed | 472 | Takahashi, Tomoyoshi (1481) | Won 2-1 | +181502 |
| 5sealed | 356 | Ito, Masato7753 (1498) | Lost 1-2 | -181484 |
| top | average opponent: 1498record: 2-3 | new rating: 1484 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 545 | Suzuki, Towa (1460) | Won 2-0 | +171521 |
| 2legacy | 677 | Wakasugi, Kyonosuke (1517) | Won 2-0 | +181539 |
| 3legacy | 673 | Yao, Shunsuke (1612) | Lost 1-2 | -171522 |
| 4legacy | 668 | Yanagisawa, Makoto (1450) | Won 2-1 | +171539 |
| 5legacy | 685 | Zheng, Junyuan (1552) | Lost 0-2 | -181521 |
| 6legacy | 717 | Sato, Tatsuo (1458) | Lost 0-2 | -191502 |
| top | average opponent: 1508record: 3-3 | new rating: 1502 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 120 | Seo, Kangwon (1500) | Won 2-0 | +181518 |
| 2modern | 107 | Yuasa, Daisuke (1534) | Won 2-1 | +181536 |
| 3modern | 171 | Yamada, Yosuke (1491) | Won 2-1 | +171553 |
| 4modern | 29 | Sakai, Souichirou (1535) | Lost 0-2 | -181535 |
| 5modern | 96 | Hamada, Etsuo (1577) | Lost 1-2 | -171518 |
| 6modern | 265 | Yoshinaga, Mitsuteru (1740) | Lost 0-2 | -141504 |
| top | average opponent: 1563record: 3-3 | new rating: 1504 | ||