Kojima, Tatsuya3065
Current rating: 1508
Record: 3-3
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 223 | Bae, Daekyeung (1745) | Won 2-1 | +221522 |
| 2modern | 345 | Aiura, Hiroshi (1517) | Lost 0-2 | -181504 |
| 3modern | 972 | Tanaka, Satosi (1476) | Lost 0-2 | -181486 |
| 4modern | 1058 | Miyajima, Takuto (1516) | Won 2-0 | +181504 |
| 5modern | 748 | Matsuyama, Ryousuke (1703) | Won 2-0 | +221526 |
| 6modern | 509 | Nishinomiya, Takumi (1528) | Lost 1-2 | -181508 |
| average opponent: 1581record: 3-3 | new rating: 1508 | |||