Shirai, Kota
Current rating: 1486
Record: 2-3
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 112 | Oono, Osamu (1503) | Lost 1-2 | -181482 |
| 2pioneer | 535 | Nakao, Munenari (1612) | Won 2-1 | +201502 |
| 3pioneer | 599 | Ito, Daisuke (1514) | Won 2-0 | +191521 |
| 4pioneer | 402 | Ishikawa, Kenya (1515) | Lost 0-2 | -181503 |
| 5pioneer | 629 | Yamamoto, Shinya (1600) | Lost 1-2 | -171486 |
| average opponent: 1549record: 2-3 | new rating: 1486 | |||