Akahori, Hiroaki
Current rating: 1476
Record: 15-16
| Grand Prix Okayama 2004 (extended) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 41 | Deyama, Hirofumi (1416) | Lost 1-2 | -201512 |
| 3extended | 139 | Okuda, Masateru (1501) | Lost 1-2 | -181494 |
| 4extended | 174 | Satou, Yasuyuki (1474) | Lost 1-2 | -181476 |
| top | average opponent: 1464record: 0-3 | new rating: 1476 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Nomura, Yoshiyuki (1500) | Won 2-0 | +171556 |
| 2sealed | 168 | Hojo, Katsuhisa (1518) | Won 2-0 | +171573 |
| 3sealed | 66 | Machida, Takahiro (1535) | Lost 1-2 | -181555 |
| 4sealed | 167 | Koyama, Yuki(Tokyo) (1519) | Won 2-0 | +171572 |
| 5sealed | 44 | Iwasaki, Takahito (1536) | Lost 1-2 | -191553 |
| 6sealed | 96 | Horie, Yusuke (1523) | Won 2-1 | +181571 |
| 7sealed | 92 | Hatakeyama, Tomoya (1468) | Lost 1-2 | -201551 |
| 8sealed | 103 | Ito, Yoshimasa (1518) | Lost 0-2 | -191532 |
| top | average opponent: 1515record: 4-4 | new rating: 1532 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Masumi, Kiyoshi (1500) | Lost 0-2 | -191501 |
| 2sealed | 135 | Yamada, Tsutomu (1531) | Lost 0-2 | -171484 |
| 3sealed | 180 | Hyakusai, Kouichi (1462) | Won 2-1 | +171501 |
| 4sealed | 179 | Fujiwara, Yuichiro (1538) | Won 2-1 | +191520 |
| 5sealed | 143 | Kushida, Yasumasa (1536) | Lost 0-2 | -181502 |
| 6sealed | 146 | Tajiri, Satoshi (1583) | Won 2-0 | +201522 |
| 7sealed | 120 | Tanaka, Noboru (1456) | Won 2-1 | +171539 |
| top | average opponent: 1515record: 4-3 | new rating: 1539 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 228 | Yagura, Hisayoshi (1552) | Won 2-0 | +181536 |
| 4block | 119 | Ohno, Hokuto (1553) | Won 2-0 | +181554 |
| 5block | 28 | Okazaki, Hideki (1505) | Won 2-1 | +181572 |
| 6block | 24 | Kim, Min-su (Japan) (1544) | Lost 0-2 | -191553 |
| 7block | 55 | Higashino, Masayuki (1684) | Lost 0-2 | -161537 |
| 8block | 115 | Kurobane, Kyuuya (1552) | Lost 1-2 | -171520 |
| top | average opponent: 1565record: 3-3 | new rating: 1520 | ||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Seki, Toshifumi (1500) | Lost 0-2 | -181482 |
| 2sealed | 198 | Edayoshi, Minoru (1465) | Lost 0-2 | -181464 |
| 3sealed | 188 | Owashi, Tasuku (1464) | Won 2-0 | +181482 |
| 4sealed | 134 | Ito, Tai (1482) | Won 2-0 | +181500 |
| 5sealed | 105 | Sakurai, Yuu (1450) | Won 2-1 | +171517 |
| 6sealed | 66 | Yanagisawa, Tadahiro (1534) | Won 2-1 | +181535 |
| 7sealed | 69 | Miyasaka, Takeshi (1559) | Lost 1-2 | -171518 |
| top | average opponent: 1493record: 4-3 | new rating: 1518 | ||