Nishikawa, Tatsuya 9163
Current rating: 1507
| Grand Prix Yokohama 2019 (modern) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 50 | Asakura, Takumi (1339) | Lost 1-2 | -221526 |
| 2modern | 642 | Mishima, Hideo (1487) | Won 2-1 | +181544 |
| 3modern | 854 | Nonaka, Harufumi (1587) | Won 2-1 | +191563 |
| 4modern | 588 | Sugiyama, Taiki (1554) | Lost 0-2 | -191544 |
| 5modern | 671 | Mikami, Wataru (1556) | Lost 1-2 | -171527 |
| 6modern | 773 | Koseki, Daisuke (1563) | Won 2-0 | +181545 |
| 7modern | 720 | Kurita, Ryo (1502) | Lost 1-2 | -191526 |
| 8modern | 646 | Nagai, Yoshio (1436) | Lost 1-2 | -191507 |
| top | average opponent: 1503record: 3-5 | new rating: 1507 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 138 | Muneishi, Hideaki (1400) | Lost 0-2 | -211545 |
| 2modern | 881 | Nakanishi, Kota (1358) | Won 2-0 | +141559 |
| 3modern | 1153 | Nose, Kouta (1639) | Won 2-1 | +201579 |
| 4modern | 546 | Matsubara, Ichiro (1745) | Won 2-1 | +211600 |
| 5modern | 314 | Kitaoka, Takaaki (1735) | Lost 0-2 | -161584 |
| 6modern | 662 | Igeta, Hirofumi (1541) | Lost 1-2 | -181566 |
| 7modern | 767 | Endo, Natsumi (1506) | Lost 0-2 | -201546 |
| 8modern | 834 | Toma, Hiroto (1671) | Won 2-0 | +211567 |
| 9modern | 708 | Mochizuki, Masaki (1540) | Lost 0-2 | -191548 |
| top | average opponent: 1571record: 4-5 | new rating: 1548 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 319 | Yoshimura, Kai (1500) | Lost 0-2 | -181482 |
| 2legacy | 846 | Gondou, Takayuki (1412) | Won 2-0 | +171499 |
| 3legacy | 791 | Sotomura, Yoshihiro (1603) | Won 2-1 | +201519 |
| 4legacy | 704 | Muto, Masaharu (1723) | Won 2-0 | +211540 |
| 5legacy | 473 | Chee, Cristerson (1492) | Lost 1-2 | -191521 |
| 6legacy | 712 | Abe, Mitsuo (1523) | Won 2-0 | +181539 |
| 7legacy | 398 | Suzuike, Fumiyasu (1759) | Won 2-0 | +221561 |
| 8legacy | 248 | Saito, Fumiya (1568) | Lost 1-2 | -171544 |
| 9legacy | 491 | Agyekum, Paul (1460) | Won 2-1 | +161560 |
| 10legacy | 216 | Oikawa, Hakudou (1697) | Lost 1-2 | -161544 |
| 11legacy | 275 | Yokota, Akira (1474) | Lost 0-2 | -191525 |
| 12legacy | 328 | Azaret, David (1670) | Won 2-1 | +211546 |
| 13legacy | 286 | Schiber, Christopher (1607) | Won 2-1 | +191565 |
| 14legacy | 247 | Nose, Kouta (1600) | Won 2-1 | +191584 |
| 15legacy | 200 | Seito, Kazuki (1594) | Lost 1-2 | -181566 |
| top | average opponent: 1579record: 9-6 | new rating: 1566 | ||