Sakiya, Watanabe
Current rating: 1484
Record: 2-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 200 | Tsutsumi, Shuuhei (1518) | Lost 1-2 | -181482 |
| 3sealed | 391 | Horiuchi, Makoto (1482) | Lost 1-2 | -181464 |
| 4sealed | 439 | Murata, Kouji (1531) | Won 2-0 | +201484 |
| 5sealed | 358 | Tsuji, Toshiya (1500) | Won 2-0 | +181502 |
| 6sealed | 262 | Ooshima, Kazuyasu (1520) | Lost 1-2 | -181484 |
| average opponent: 1510record: 2-3 | new rating: 1484 | |||