Sakurai, Hiroki
Current rating: 1516
Record: 7-6
| Grand Prix Yokohama 2012 (modern) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 169 | Endo, Susumu (1500) | Won 2-0 | +171532 |
| 2modern | 314 | Akita, Naoto (1579) | Won 2-1 | +191551 |
| 3modern | 67 | Kurihara, Yuuji (1536) | Lost 0-2 | -181533 |
| 4modern | 452 | Tanaka, Hayato (1520) | Won 2-0 | +181551 |
| 5modern | 267 | Mochizuki, Kouta (1520) | Lost 1-2 | -191532 |
| 6modern | 387 | Taru, Genki (1649) | Lost 0-2 | -161516 |
| average opponent: 1551record: 3-3 | new rating: 1516 | |||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 40 | Yokotsuka, Yu (1500) | Lost 1-2 | -181482 |
| 2extended | 293 | Slingerland, Maxfield (1482) | Lost 0-2 | -181464 |
| 3extended | 436 | Yoshizawa, Toshio (1251) | Won 2-0 | +141478 |
| 4extended | 424 | Tamura, Youhei (1448) | Won 2-0 | +181496 |
| 5extended | 315 | Kudo, Tomoaki (1486) | Won 2-1 | +171513 |
| 6extended | 230 | Kawada, Chihiro (1628) | Won 2-1 | +211534 |
| 7extended | 194 | Takamizu, Tomohiro (1485) | Lost 1-2 | -191515 |
| average opponent: 1469record: 4-3 | new rating: 1515 | |||