Y., Yoshihiro
Current rating: 1480
Record: 4-5
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1052 | Yamada, Katsushi (1500) | Won 2-1 | +181518 |
| 2sealed | 890 | Morikawa, Tomoya (1518) | Lost 0-2 | -181500 |
| 3sealed | 921 | Ariga, Kazuma (1357) | Won 2-1 | +151515 |
| 4sealed | 788 | Tsuruoka, Shouta (1488) | Lost 0-2 | -181497 |
| 5sealed | 975 | Arimura, Yuuki (1505) | Won 2-0 | +181515 |
| 6sealed | 846 | Takeda, Hiroki (1559) | Lost 0-2 | -171498 |
| 7sealed | 895 | Matsumoto, Takafumi (1492) | Lost 1-2 | -181480 |
| 8sealed | 1026 | Terukastu, Kobayashi (1483) | Lost 1-2 | -181462 |
| 9sealed | 994 | Atsuji, Makoto (1458) | Won 2-0 | +181480 |
| average opponent: 1485record: 4-5 | new rating: 1480 | |||