Hiroki, Masaru
Current rating: 1384
Record: 2-9
| Grand Prix Chiba 2016 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 228 | Suzuki, Shuho (1644) | Lost 0-2 | -141432 |
| 2legacy | 535 | Tanaka, Akira4860 (1482) | Lost 1-2 | -171415 |
| 3legacy | 1171 | Uno, Yuki (1530) | Won 2-0 | +201435 |
| 4legacy | 955 | Masuda, Satoshi (1485) | Won 2-1 | +191454 |
| 5legacy | 628 | Umeda, Soichiro (1469) | Lost 0-2 | -181436 |
| 6legacy | 835 | Natsuki, Sekiguchi (1482) | Lost 0-2 | -171419 |
| 7legacy | 895 | Oshima, Shimpei (1437) | Lost 0-2 | -181401 |
| 8legacy | 872 | Kinoshita, Yuhei (1442) | Lost 0-2 | -171384 |
| average opponent: 1497record: 2-6 | new rating: 1384 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2171 | Suzuki, Shinji (1500) | Lost 0-2 | -181482 |
| 2sealed | 2414 | Takiguchi, Itsuki (1483) | Lost 0-2 | -181464 |
| 3sealed | 2465 | Hirosawa, Yuki (1470) | Lost 0-2 | -181446 |
| average opponent: 1484record: 0-3 | new rating: 1446 | |||