Sekine, Tateo
Current rating: 1498
Record: 3-3
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 171 | Ochi, Kensuke (1433) | Lost 1-2 | -191481 |
| 2modern | 757 | Suzuki, Takatoshi (1415) | Won 2-0 | +171498 |
| 3modern | 977 | Takamiya, Issei (1430) | Won 2-1 | +161514 |
| 4modern | 340 | Wakayama, Hayata (1449) | Won 2-0 | +171531 |
| 5modern | 411 | Matsumoto, Tomohiro (1527) | Lost 1-2 | -181513 |
| 6modern | 408 | Takashima, Daisuke (1648) | Lost 0-2 | -151498 |
| average opponent: 1484record: 3-3 | new rating: 1498 | |||