Ookawa, Akihiro
Current rating: 1715 (#5584)
Record: 30-16-1
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 173 | Kimoto, Keiya (1356) | Won 2-0 | +131682 |
| 2legacy | 322 | Homma, Akira (1499) | Won 2-0 | +151697 |
| 3legacy | 112 | Higashino, Shogo (1309) | Lost 1-2 | -251672 |
| 4legacy | 195 | Hasebe, Hironobu (1625) | Won 2-0 | +171689 |
| 5legacy | 241 | Yamada, Yasushi (1640) | Won 2-1 | +171706 |
| 6legacy | 100 | Adachi, Yousuke (1500) | Lost 1-2 | -221684 |
| 7legacy | 178 | Kaneko, Yasuki (1580) | Won 2-1 | +161700 |
| 8legacy | 145 | Hirooka, Hideki (1473) | Won 2-1 | +141714 |
| 9legacy | 89 | Muranaka, Hiroya (1617) | Won 2-1 | +171731 |
| 10legacy | 44 | Osawa, Hiroaki (1545) | Lost 1-2 | -221709 |
| 11legacy | 80 | Azuma, Yuki (1587) | Lost 0-2 | -201689 |
| 12legacy | 77 | Hirosawa, Yuki (1448) | Won 2-0 | +141703 |
| 13legacy | 66 | See, Kenny (1527) | Won 2-1 | +151718 |
| 14legacy | 65 | Nakagawa, Tango (1604) | Won 2-0 | +161734 |
| 15legacy | 42 | Ng, Kenji (1721) | Lost 1-2 | -191715 |
| top | average opponent: 1535record: 10-5 | new rating: 1715 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1699 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 41 | Minamizuka, Yuusuke (1609) | Lost 1-2 | -201679 |
| 2modern | 789 | Itakura, Kenichi (1446) | Won 2-1 | +141693 |
| 3modern | 1067 | Yoshida, Sayaka (1500) | Won 2-1 | +141707 |
| 4modern | 529 | Mochiki, Kazuto (1853) | Lost 1-2 | -151692 |
| 5modern | 865 | Tao, Hiroshi (1440) | Lost 1-2 | -231669 |
| top | average opponent: 1570record: 2-3 | new rating: 1669 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 125 | Yasu, Ryotaro (1483) | Won 2-1 | +171542 |
| 4standard | 11 | Abe, Yuya (1663) | Won 2-0 | +201562 |
| 5standard | 5 | Nagasawa, Kensuke (1599) | Won 2-0 | +191581 |
| 6standard | 40 | Onishi, Kouhei (1626) | Won 2-1 | +191600 |
| 7standard | 9 | Matsumoto, Yuki2978 (2130) | Won 2-0 | +261626 |
| 8standard | 8 | Saito, Daichi (1569) | Lost 0-2 | -191607 |
| 9standard | 25 | Hirose, Daisuke (1946) | Won 2-1 | +241631 |
| 10standard | 32 | Katou, Shin'ya (1579) | Won 2-0 | +171648 |
| 11standard | 4 | Hasegawa, Yu (1760) | Won 2-0 | +201668 |
| 12standard | 3 | Matousek, Pavel (1916) | Lost 0-2 | -131655 |
| 13standard | 18 | Toda, Yuhi (1622) | Won 2-0 | +171672 |
| 14standard | 14 | Usui, Syou (1793) | Won 2-1 | +201692 |
| 15standard | 5 | Hasegawa, Akira (1675) | Won 2-0 | +181710 |
| Qstandard | Chiba, Akio (2083) | Lost 0-2 | -111699 | |
| top | average opponent: 1746record: 11-3 | new rating: 1699 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 541 | Hayami, Hiroki (1480) | Won 2-1 | +171546 |
| 2legacy | 698 | Kawasaki, Shinsuke (1516) | Won 2-1 | +171563 |
| 3legacy | 557 | Hara, Kazuma (1482) | Draw 1-1 | -11562 |
| 4legacy | 614 | Sasaki, Yasuhiro (1500) | Lost 1-2 | -191543 |
| 5legacy | 709 | Takahashi, Osamu (1540) | Lost 1-2 | -181525 |
| top | average opponent: 1504record: 2-2-1 | new rating: 1525 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 124 | Yoshida, Kouhei (1500) | Won 2-0 | +181518 |
| 2standard | 105 | Maeda, Takayuki (1361) | Won 2-0 | +151533 |
| 3standard | 140 | Muramatsu, Yasuhiro (1323) | Won 2-0 | +141547 |
| 4standard | 77 | Shoji, Tatsuro (1570) | Lost 1-2 | -171530 |
| 5standard | 218 | Ishiguro, Satoshi (Chiba) (1529) | Won 2-0 | +181548 |
| 6standard | 98 | Mizuno, Akimitsu (1285) | Won 2-1 | +131561 |
| 7standard | 32 | Uchida, Shou (1569) | Lost 0-2 | -181543 |
| 8standard | 138 | Yoshimori, Sho (1734) | Lost 1-2 | -141529 |
| top | average opponent: 1484record: 5-3 | new rating: 1529 | ||