Morii, Hiroyuki
Current rating: 1460
Record: 4-7
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 389 | Ishiguro, Yasunao (1500) | Won 2-0 | +191509 |
| 2sealed | 189 | Taya, Kentaro (1550) | Lost 0-2 | -181491 |
| 3sealed | 269 | Morofuji, Takuma (1873) | Lost 0-2 | -111480 |
| 4sealed | 425 | Satou, Chika (1495) | Lost 0-2 | -181462 |
| 5sealed | 393 | Tsuchihashi, Takuya (1411) | Won 2-0 | +171479 |
| 6sealed | 336 | Takahashi, Teruyoshi (1387) | Lost 0-2 | -191460 |
| average opponent: 1536record: 2-4 | new rating: 1460 | |||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 372 | Motoyama, Kazuhiko (1665) | Lost 1-2 | -151485 |
| 2extended | 387 | Nakamura, Keisuke (1542) | Lost 0-2 | -171468 |
| 3extended | 426 | Yamamoto, Kazuhiro (1463) | Won 2-0 | +181486 |
| 4extended | 360 | Kashima, Akihiro (1671) | Won 2-1 | +211507 |
| 5extended | 277 | Watanabe, Takanori (1574) | Lost 0-2 | -171490 |
| average opponent: 1583record: 2-3 | new rating: 1490 | |||