Okuda, Seishi
Current rating: 1501
Record: 2-2
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 215 | Satou, Chika (1513) | Lost 1-2 | -181482 |
| 2sealed | 289 | Hama, Kirito (1431) | Won 2-0 | +171499 |
| 3sealed | 406 | Matoba, Takashi (1672) | Won 2-1 | +211520 |
| 4sealed | 257 | Takeda, Hiroya (1466) | Lost 1-2 | -191501 |
| average opponent: 1521record: 2-2 | new rating: 1501 | |||