Nakai, Kousei
Current rating: 1455
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 180 | Li, Kailun (1373) | Won 2-0 | +171467 |
| 2legacy | 251 | Meguro, Masahiko (1633) | Won 2-1 | +211488 |
| 3legacy | 86 | Tsujizono, Tomoya (1534) | Won 2-1 | +191507 |
| 4legacy | 136 | Omonishi, Kojiro (1597) | Lost 0-2 | -171490 |
| 5legacy | 135 | Kishi, Daiko (1454) | Lost 0-2 | -181472 |
| 6legacy | 309 | Oda, Ryutaro (1552) | Lost 0-2 | -171455 |
| 7legacy | 407 | Takahashi, Toshiyuki (1392) | Lost 1-2 | -191436 |
| 8legacy | 360 | Nishio, Akihiro (1479) | Won 2-0 | +191455 |
| top | average opponent: 1502record: 4-4 | new rating: 1455 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 113 | Takasawa, Yuuki (1559) | Lost 0-2 | -161464 |
| 2modern | 854 | Sakamoto, Ryuutarou (1447) | Won 2-1 | +181482 |
| 3modern | 1042 | Takeuchi, Ataru (1654) | Lost 1-2 | -151467 |
| 4modern | 1137 | Yoshimoto, Takashi (1334) | Lost 1-2 | -211446 |
| 5modern | 1169 | Hamada, Keisuke (1537) | Won 2-0 | +201466 |
| 6modern | 966 | Kanbara, Hokuto (1498) | Won 2-0 | +191485 |
| 7modern | 706 | Iseki, Ojiro (1483) | Lost 0-2 | -191466 |
| 8modern | 826 | Yanaseko, Kentarou (1568) | Lost 1-2 | -161450 |
| top | average opponent: 1510record: 3-5 | new rating: 1450 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 685 | Fujihira, Kohei (1560) | Won 2-0 | +191519 |
| 2legacy | 367 | Tsukamoto, Tatsushi (1547) | Won 2-1 | +191538 |
| 3legacy | 474 | Manabe, Shun (1481) | Lost 0-2 | -191519 |
| 4legacy | 516 | Takahashi, Tetsuhiro (1665) | Won 2-0 | +201539 |
| 5legacy | 457 | Regala, Renzikiel (1449) | Lost 1-2 | -191520 |
| 6legacy | 550 | Lin, Chen-Fu (1445) | Lost 0-2 | -201500 |
| 7legacy | 715 | Kabemura, Toshiki (1485) | Lost 0-2 | -181482 |
| 8legacy | 712 | Ushijima, Syun (1424) | Lost 0-2 | -191463 |
| 9legacy | 749 | Iwasa, Kouhei (1437) | Won 2-0 | +171480 |
| top | average opponent: 1499record: 4-5 | new rating: 1480 | ||