Yokoi, Hiroki
Current rating: 1539
Record: 9-7
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 499 | Honda, Hiromi (1500) | Won 2-0 | +181538 |
| 2sealed | 564 | Nowaki, Seiji (1555) | Lost 1-2 | -181520 |
| 3sealed | 964 | Sugiyama, Takahiro (1533) | Lost 0-2 | -181502 |
| 4sealed | 1100 | Kokawa, Tsunao (1362) | Won 2-1 | +161518 |
| 5sealed | 781 | Ogura, Tomomasa (1428) | Won 2-0 | +161534 |
| 6sealed | 379 | Tanaka, Akira (1728) | Lost 0-2 | -141520 |
| 7sealed | 821 | Nishiyama, Shinosuke (1498) | Won 2-0 | +171537 |
| 8sealed | 468 | Ishikawa, Shou (1661) | Won 2-1 | +201557 |
| 9sealed | 390 | Sano, Kaname (1537) | Lost 0-2 | -181539 |
| average opponent: 1534record: 5-4 | new rating: 1539 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1000 | Abe, Yusuke (1576) | Won 2-0 | +191519 |
| 2sealed | 1185 | Kyo, Kano (1517) | Lost 1-2 | -181501 |
| 3sealed | 1067 | Ooba, Tomohiro (1486) | Won 2-1 | +181519 |
| 4sealed | 1037 | Hanawa, Atsushi (1544) | Lost 0-2 | -171502 |
| 5sealed | 1071 | Noto, Yoshinari (1459) | Won 2-1 | +171519 |
| 6sealed | 1087 | Niwa, Kohei (1517) | Lost 1-2 | -181501 |
| 7sealed | 1063 | Garcia, Victor (1575) | Won 2-0 | +191520 |
| average opponent: 1525record: 4-3 | new rating: 1520 | |||