Hagiwara, Susumu
Current rating: 1510
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 797 | Yanagawa, Ken (1500) | Won 2-1 | +181528 |
| 2sealed | 923 | Yoshiaki K., (1542) | Won 2-0 | +181546 |
| 3sealed | 794 | Oshima, Yuki (1494) | Lost 1-2 | -191527 |
| 4sealed | 795 | Yanagawa, Tsubasa (1554) | Won 2-0 | +191546 |
| 5sealed | 805 | Nakano, Ryuuichi (1578) | Lost 0-2 | -181528 |
| 6sealed | 891 | Kobayashi, Satoshi (1534) | Lost 1-2 | -181510 |
| top | average opponent: 1534record: 3-3 | new rating: 1510 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 280 | Takashimizu, Makoto (1501) | Won 2-1 | +191483 |
| 3modern | 10 | Katayose, Shingo (1714) | Lost 0-2 | -141469 |
| 4modern | 248 | Menor, Mark (1505) | Won 2-1 | +181487 |
| 5modern | 139 | Imai, Kenta (1533) | Won 2-1 | +191506 |
| 6modern | 191 | Yohara, Tosho (1465) | Won 2-0 | +181524 |
| 7modern | 30 | Traboco, Manuel (1537) | Lost 1-2 | -181506 |
| 8modern | 142 | Saito, Takaya (1694) | Won 2-1 | +211527 |
| 9modern | 132 | Watanabe, Kensuke (1579) | Lost 1-2 | -171510 |
| top | average opponent: 1566record: 5-3 | new rating: 1510 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 174 | Nakasato, Hiroki (1500) | Lost 1-2 | -181482 |
| 2extended | 320 | Yamazaki, Marehiro (1481) | Lost 0-2 | -181464 |
| top | average opponent: 1490record: 0-2 | new rating: 1464 | ||