Hashimoto, Masafumi
Current rating: 1597
Record: 25-20
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 50 | Sugawara, Takaomi (1500) | Won 2-1 | +161622 |
| 2standard | 122 | Dan, Takuya (1648) | Lost 1-2 | -171605 |
| 3standard | 139 | Shimada, Atsuki (1579) | Won 2-0 | +171622 |
| 4standard | 224 | Tsujimoto, Susumu (1518) | Lost 1-2 | -191603 |
| 5standard | 252 | Kurihara, Kanou (1469) | Won 2-0 | +151618 |
| 6standard | 229 | Tajima, Kenji (1452) | Lost 0-2 | -211597 |
| top | average opponent: 1528record: 3-3 | new rating: 1597 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 114 | Fukui, Keisuke (1492) | Won 2-1 | +161591 |
| 3sealed | 92 | Wen, Yuning (1527) | Lost 1-2 | -191572 |
| 4sealed | 127 | Takeuchi, Ryota (1467) | Won 2-1 | +161588 |
| 5sealed | 134 | Arakane, Daisuke (1410) | Won 2-0 | +151603 |
| 6sealed | 23 | Akiyama, Takashi (1664) | Lost 0-2 | -171586 |
| 7sealed | 69 | Satou, Kenji (1656) | Won 2-1 | +191605 |
| 8sealed | 85 | Takao, Akinao (1681) | Won 2-0 | +201625 |
| 9sealed | 47 | Nakamura, Yuuki (1607) | Lost 0-2 | -191606 |
| top | average opponent: 1563record: 5-3 | new rating: 1606 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 225 | Miura, Mamoru (1545) | Lost 1-2 | -191588 |
| 2standard | 317 | Ito, Ken (1649) | Lost 1-2 | -171571 |
| 3standard | 326 | Satou, Masayoshi (1455) | Won 2-0 | +161587 |
| 4standard | 352 | Itou, Ryouta (1381) | Won 2-0 | +151602 |
| 5standard | 182 | Nakazawa, Kazuhiro (1592) | Won 2-0 | +171619 |
| 6standard | 147 | Machida, Kenji (1483) | Lost 0-2 | -201599 |
| 7standard | 159 | Inoue, Junji (1532) | Lost 1-2 | -191580 |
| 8standard | 196 | Fujisawa, Takashi (1399) | Won 2-0 | +141594 |
| 9standard | 170 | Yamada, Yuma (1502) | Lost 0-2 | -191575 |
| top | average opponent: 1504record: 4-5 | new rating: 1575 | ||
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 20 | Imakawa, Kiyoshi (1500) | Won 2-1 | +191481 |
| 2sealed | 69 | Murakami, Norichika (1627) | Lost 1-2 | -151466 |
| 3sealed | 87 | Oohashi, Toshiya (1483) | Won 2-0 | +181484 |
| 4sealed | 62 | Nomura, Eiji (1715) | Won 2-0 | +221506 |
| 5sealed | 77 | Taru, Genki (1716) | Won 2-1 | +221528 |
| 6sealed | 46 | Mori, Katsuhiro (1987) | Lost 0-2 | -101518 |
| 7sealed | 80 | Yanagisawa, Tadahiro (1604) | Won 2-0 | +191537 |
| 8sealed | 51 | Hirayama, Daisuke (1507) | Won 2-0 | +181555 |
| 9draft | 5 | Yasukawa, Kazuhide (1731) | Won 2-1 | +211576 |
| 10draft | 30 | Toochika, Takayuki (1645) | Won 2-0 | +191595 |
| 11draft | 13 | Levy, Raphael (1900) | Lost 1-2 | -121583 |
| 12draft | 10 | Lim, Jeongmuk (1546) | Won 2-0 | +171600 |
| 13draft | 15 | Wachi, Shinya (1626) | Won 2-0 | +181618 |
| 14draft | 8 | Asahara, Akira (2028) | Lost 0-2 | -111607 |
| top | average opponent: 1687record: 10-4 | new rating: 1607 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 9 | Shouyama, Youhei (1464) | Won 2-1 | +171517 |
| 2block | 32 | Yamakage, Dai (1518) | Lost 0-2 | -181499 |
| 3block | 141 | Den, Harumitsu (1499) | Lost 0-2 | -181481 |
| 4block | 169 | Shindo, Yoshiya (1475) | Won 2-0 | +181499 |
| 5block | 167 | Watabe, Kazunori (1507) | Lost 0-2 | -181481 |
| 6block | 152 | Tanaka, Akira (1468) | Won 2-0 | +181499 |
| 7block | 128 | Yasufuku, Akihiro (1579) | Lost 1-2 | -161483 |
| 8block | 112 | Tezuka, Yuuki (1360) | Lost 1-2 | -211462 |
| top | average opponent: 1484record: 3-5 | new rating: 1462 | ||