Hidaka, Ayumi
Current rating: 1638
Record: 41-36-4 (GP) / 18-17 (professional)
Pro Tour London 1999Pro Tour Chicago 1999Pro Tour Los Angeles 2000Grand Prix Sapporo 2000Grand Prix Kyoto 2000Pro Tour Tokyo 2001Grand Prix Kobe 2001Grand Prix Shizuoka 2001Grand Prix Fukuoka 2002Grand Prix Kyoto 2003Grand Prix Yokohama 2010Grand Prix Kobe 2011Grand Prix Yokohama 2012Grand Prix Yokohama 2013
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 399 | Kinoshita, Masashi (1756) | Won 2-1 | +201648 |
| 2sealed | 97 | Yamaguti, Koichi (1518) | Won 2-0 | +161664 |
| 3sealed | 77 | Yao, Shunsuke (1717) | Lost 0-2 | -171647 |
| 4sealed | 250 | Matsumoto, Ryousuke (1455) | Won 2-0 | +141661 |
| 5sealed | 190 | M., Satoru (1536) | Won 2-0 | +161677 |
| 6sealed | 52 | Sekine, Naoto (1642) | Lost 0-2 | -191658 |
| 7sealed | 120 | Takasugi, Yuuki (1523) | Lost 0-2 | -201638 |
| top | average opponent: 1592record: 4-3 | new rating: 1638 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 213 | Wada, Yuusaku (1500) | Lost 1-2 | -191559 |
| 2modern | 525 | Kojima, Kentarou (1483) | Won 2-0 | +161575 |
| 3modern | 408 | Kohira, Yoshitaka (1487) | Lost 1-2 | -191556 |
| 4modern | 578 | Sekiya, Shouta (1481) | Won 2-1 | +171573 |
| 5modern | 452 | Hanada, Akira (1495) | Won 2-0 | +161589 |
| 6modern | 398 | Koshiishi, Tadahito (1517) | Won 2-1 | +171606 |
| 7modern | 170 | Kinoshita, Tomohiro (1586) | Won 2-0 | +171623 |
| 8modern | 166 | Tabata, Yuusuke (1618) | Lost 1-2 | -181605 |
| 9modern | 215 | Kubota, Yuuhi (1853) | Won 2-0 | +231628 |
| top | average opponent: 1558record: 6-3 | new rating: 1628 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 107 | Yoshida, Shinsuke (1445) | Won 2-1 | +171538 |
| 2extended | 11 | Tashima, Chihiro (1562) | Won 2-1 | +181556 |
| 3extended | 19 | Suzuki, Sosuke (1486) | Won 2-1 | +171573 |
| 4extended | 48 | Fujita, Tsuyoshi (1626) | Lost 0-2 | -171556 |
| 5extended | 60 | Kaneko, Yoshiyuki (1499) | Won 2-0 | +171573 |
| 6extended | 26 | [blank], (1505) | Won 2-1 | +171590 |
| 7extended | 27 | Kubouchi, Naoki (1784) | Lost 1-2 | -151575 |
| 8extended | 84 | Itou, Motoaki (1808) | Won 2-0 | +221597 |
| 9extended | 31 | Abe, Motoki (1545) | Lost 0-2 | -191578 |
| top | average opponent: 1585record: 6-3 | new rating: 1578 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 216 | Yokoyama, Kazuki (1500) | Won 2-1 | +171565 |
| 2extended | 56 | Kitagawa, Norio (1518) | Lost 0-2 | -191546 |
| 3extended | 242 | Itou, Yusuke (1549) | Lost 0-2 | -181528 |
| 4extended | 430 | Kitayama, Yoshiaki (1487) | Lost 0-2 | -181510 |
| 5extended | 417 | iwasaki, hiromi (1464) | Lost 0-2 | -191491 |
| 6extended | 366 | Hisaki, Yuu (1425) | Won 2-0 | +171508 |
| 7extended | 281 | Kasagi, Daisuke (1447) | Won 2-0 | +161524 |
| 8extended | 156 | Fujimoto, Yuki (1487) | Lost 0-2 | -181506 |
| 9extended | 156 | Aihara, Hironori (1358) | Won 2-1 | +151521 |
| top | average opponent: 1470record: 4-5 | new rating: 1521 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 162 | Rikuno, Keito (1631) | Won 2-0 | +201549 |
| 3sealed | 50 | Nagano, Munehisa (1431) | Lost 1-2 | -211528 |
| 4sealed | 94 | Mori, Yoshimasa (1518) | Won 2-1 | +181546 |
| 5sealed | 90 | Tsujimoto, Hideki (1614) | Lost 0-2 | -161530 |
| 6sealed | 101 | Ooshiro, Hideto (1584) | Lost 0-2 | -181512 |
| 7sealed | 124 | Hoshino, Masaaki (1500) | Won 2-0 | +181530 |
| 8sealed | 154 | Miura, Daisuke (1519) | Won 2-0 | +181548 |
| top | average opponent: 1542record: 4-3 | new rating: 1548 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 24 | Wakuri, Akira (1579) | Won 2-0 | +191525 |
| 3sealed | 43 | Yuasa, Kentarou (1632) | Draw 1-1 | +21527 |
| 4sealed | 53 | Komiyama, Hideki (1596) | Lost 1-2 | -161511 |
| 5sealed | 98 | Takeuchi, Kei (1517) | Won 2-0 | +181529 |
| 6sealed | 60 | Hirota, Noriyuki (1523) | Lost 1-2 | -181511 |
| 7sealed | 88 | Hidaka, Eiji (1520) | Won 2-1 | +181529 |
| top | average opponent: 1561record: 3-2-1 | new rating: 1529 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 141 | Kouyama, Shinji (1500) | Won 2-1 | +181500 |
| 3sealed | 89 | Maeda, Hideki (1569) | Won 2-1 | +191519 |
| 4sealed | 36 | Ogura, Ryou (1655) | Lost 0-2 | -151504 |
| 5sealed | 83 | Sando, Masao (1570) | Lost 1-2 | -171487 |
| 6sealed | 133 | Suzuki, Fumio (1488) | Won 2-0 | +181505 |
| 7sealed | 85 | Komiyama, Hideki (1537) | Lost 0-2 | -181487 |
| 8sealed | 105 | Tsushima, Yusuke (1520) | Won 2-0 | +191506 |
| top | average opponent: 1548record: 4-3 | new rating: 1506 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 28 | Imai, Kimio (1521) | Lost 1-2 | -171494 |
| 5block | 124 | Harada, Shunsuke (1500) | Draw 1-1 | 01494 |
| 6block | 166 | Itadani, Eisaku (1746) | Draw 1-1 | +41498 |
| 7block | 253 | Matsuda, Issui (1535) | Lost 1-2 | -171481 |
| 8block | 255 | Sunada, Yoshimasa (1518) | Won 2-0 | +191500 |
| 9block | 171 | Niwa, Takashi (1501) | Lost 1-2 | -181482 |
| top | average opponent: 1554record: 1-3-2 | new rating: 1482 | ||
| Pro Tour Tokyo 2001 (Invasion block) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 44 | Keller, Thomas (1643) | Won 2-1 | +201541 |
| 2block | 66 | Hirabayashi, Kazuya (1718) | Lost 1-2 | -151526 |
| 3block | 48 | Roinisto, Mika (1460) | Won 2-0 | +171543 |
| 4block | 51 | Asahara, Akira (1578) | Lost 0-2 | -171526 |
| 5block | 60 | Chan, Jonathan (1644) | Won 2-0 | +201546 |
| 6block | 35 | Benefield, Kevin (1520) | Lost 1-2 | -191527 |
| 7block | 57 | Frank, Joel (1634) | Lost 1-2 | -161511 |
| top | average opponent: 1600record: 3-4 | new rating: 1511 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 124 | Kato, Yukisato (1518) | Lost 1-2 | -181476 |
| 4extended | 197 | Abe, Ryou (1482) | Won 2-1 | +181494 |
| 5extended | 144 | Hosoyama, Takashi (1517) | Won 2-0 | +191513 |
| 6extended | 37 | Mitsuhashi, Takashi (1512) | Won 2-0 | +181531 |
| 7extended | 24 | Noguchi, Yuji (1519) | Won 2-0 | +171548 |
| 8extended | 14 | Andou, Koutarou (1561) | Draw 1-1 | +11549 |
| 9extended | 19 | Nakamura, Shuhei (1556) | Lost 1-2 | -181531 |
| 10extended | 28 | Sasaki, Yusuke (Tokyo) (1524) | Won 2-0 | +181549 |
| 11extended | 18 | Fuller, Ryan (1916) | Lost 0-2 | -121537 |
| 12extended | 25 | Okada, Wataru (1542) | Won 2-0 | +181555 |
| 13extended | 20 | Michitani, Tsunenobu (1586) | Lost 1-2 | -171538 |
| 14extended | 23 | Higashino, Masayuki (1611) | Lost 0-2 | -171521 |
| top | average opponent: 1570record: 6-5-1 | new rating: 1521 | ||
| Grand Prix Sapporo 2000 (PCY limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 17 | Abe, Kazufumi (1453) | Lost 0-1 | -201527 |
| 5sealed | 26 | Izumi, Junya (1535) | Won 2-1 | +181545 |
| 6sealed | 17 | Hirabayashi, Ryuta (1536) | Won 2-0 | +181563 |
| 7sealed | 15 | Watanabe, Hiroshi (1453) | Lost 1-2 | -201543 |
| 8rochester | 26 | Fujita, Tsuyoshi (1698) | Lost 1-2 | -151528 |
| 9rochester | 30 | Mano, Kenji (1539) | Lost 1-2 | -181510 |
| 10rochester | 31 | Seki, Yutaka (1484) | Lost 1-2 | -181492 |
| 11rochester | 30 | Komiya, Tadayoshi (1567) | Lost 1-2 | -171475 |
| 12rochester | 31 | Ito, Ken (1498) | Won 2-0 | +191494 |
| top | average opponent: 1529record: 3-6 | new rating: 1494 | ||
| Pro Tour Los Angeles 2000 (MMQ draft) | starting rating: 1567 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 126 | Prigge, Frederic (1483) | Lost 0-2 | -201547 |
| 2draft | 6 | Phillips, Eric (1486) | Lost 1-2 | -191528 |
| 3draft | 96 | Slama Saad, Michele (1537) | Won 2-0 | +181546 |
| 4draft | 130 | Bethencourt, Daniel (1480) | Won 2-0 | +171563 |
| 5draft | 152 | Davis, Brian (1676) | Lost 1-2 | -161547 |
| 6draft | 30 | Peatross, Fletcher (1531) | Won 2-1 | +181565 |
| 7draft | 84 | Witt, Alexander (1571) | Lost 0-2 | -181547 |
| top | average opponent: 1538record: 3-4 | new rating: 1547 | ||
| Pro Tour Chicago 1999 (extended) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 71 | Brenner, Tim (1476) | Won 2-0 | +151608 |
| 2extended | 57 | Anderson, Alex (1517) | Lost 0-2 | -191589 |
| 3extended | 62 | Pustilnik, Michael (1716) | Lost 0-2 | -161573 |
| 4extended | 95 | Eder, Wolfgang (1479) | Won 2-0 | +161589 |
| 5extended | 110 | Higono, Naoki (1500) | Lost 1-2 | -191570 |
| 6extended | 110 | Freneau, Phil (1494) | Lost 1-2 | -201550 |
| 7extended | 112 | Ross, Edward (1465) | Won 2-0 | +171567 |
| top | average opponent: 1521record: 3-4 | new rating: 1567 | ||
| Pro Tour London 1999 (UDS draft) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 147 | Dougherty, Robert (1669) | Won 2-0 | +211521 |
| 2draft | 130 | Jensen, Thomas Dall (1501) | Lost 1-2 | -181503 |
| 3draft | 52 | Finkel, Jon (1934) | Lost 1-2 | -111492 |
| 4draft | 102 | Rikberg, Svante (1525) | Won 2-1 | +191511 |
| 5draft | 8 | Clays, Mats (1517) | Won 2-0 | +181529 |
| 6draft | 21 | Ragull Puig, Miquel (1503) | Won 2-0 | +171546 |
| 7draft | 102 | Russell, Kenneth (1621) | Won 2-0 | +201566 |
| 8draft | 34 | Wolfman, Steven (1573) | Won 2-1 | +181584 |
| 9draft | 16 | Johnson, Andrew (1660) | Won 2-0 | +191603 |
| 10draft | 18 | Odegaard, Oyvind (1659) | Won 2-0 | +191622 |
| 11draft | 8 | Wise, Gary (1743) | Lost 0-2 | -161606 |
| 12draft | 22 | Johnson, Andrew (1678) | Won 2-0 | +201626 |
| 13draft | 15 | Jensen, William (1689) | Lost 1-2 | -171609 |
| 14draft | 25 | Hellman, Kristian (1699) | Lost 1-2 | -161593 |
| top | average opponent: 1641record: 9-5 | new rating: 1593 | ||