Akiyama, Takashi
Current rating: 1809 (#1974)
Record: 85-58-2 (GP) / 22-28-1 (professional)
- 2004
- 2005
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2013
- 2015
- 2016
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1810 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1080 | Taira, Masashi (1483) | Won 2-1 | +121822 |
| 2standard | 713 | Kawakoshi, Shohei (1565) | Won 2-1 | +141836 |
| 3standard | 186 | Yamazaki, Takashi (1435) | Lost 0-2 | -251811 |
| 4standard | 588 | Kashita, Naoto (1532) | Won 2-1 | +131824 |
| 5standard | 337 | Ohira, Shinichi (1524) | Lost 0-2 | -241800 |
| 6standard | 694 | Ishikawa, Takuma (Saitama) (1505) | Won 2-0 | +131813 |
| 7standard | 618 | Tanimoto, Yusaku (1776) | Won 2-1 | +181831 |
| 8standard | 285 | Kurihara, Mitsuaki (1614) | Lost 0-2 | -221809 |
| top | average opponent: 1554record: 5-3 | new rating: 1809 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1825 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2052 | Sasaki, Masaru (1500) | Won 2-0 | +131838 |
| 2sealed | 2125 | Mizumura, Ukon (1517) | Won 2-1 | +121850 |
| 3sealed | 2028 | Okudera, Taichi (1639) | Lost 1-2 | -221828 |
| 4sealed | 2134 | Tomioka, Teppei (1502) | Won 2-1 | +121840 |
| 5sealed | 2161 | Kato, Kensuke (1673) | Won 2-1 | +151855 |
| 6sealed | 2059 | Inoue, Yuusuke (1620) | Lost 0-2 | -221833 |
| 7sealed | 2104 | Sugiyama, Ryuichi (1538) | Lost 1-2 | -231810 |
| top | average opponent: 1570record: 4-3 | new rating: 1810 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1703 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 654 | Kanetuna, Yoshinori (1464) | Lost 1-2 | -221681 |
| 2sealed | 940 | Katou, Susumu (1483) | Won 2-0 | +141695 |
| 3sealed | 865 | Ichikawa, Yasura (1348) | Won 2-1 | +121707 |
| 4sealed | 930 | Ito, Shinichi (1514) | Won 2-1 | +151722 |
| 5sealed | 824 | Sawada, Kazuki (1541) | Won 2-0 | +151737 |
| 6sealed | 718 | Higashimura, Kazuya (1437) | Won 2-1 | +121749 |
| 7sealed | 683 | Masuno, Ryosuke (1732) | Won 2-0 | +181767 |
| 8sealed | 835 | K., Ryo (1598) | Lost 1-2 | -211746 |
| 9sealed | 866 | Shimizu, Hajime (1618) | Won 2-1 | +161762 |
| 10sealed | 125 | Nakamichi, Daisuke (1610) | Won 2-1 | +151777 |
| 11sealed | 59 | Kou, Yoshiki (1611) | Won 2-0 | +151792 |
| 12draft | 46 | Katayama, Hidenori (1808) | Won 2-0 | +181810 |
| 13draft | 4 | Hiramatsu, Mamoru (1772) | Won 2-1 | +171827 |
| 14draft | 8 | Takahashi, Junya (1793) | Won 2-1 | +181845 |
| 15draft | 17 | Zhao, Tianyu (1675) | Lost 0-2 | -211824 |
| 16draft | 16 | Yutaka, Hiroaki (1691) | Won 2-1 | +151839 |
| 17draft | 7 | Mihara, Makihito (2065) | Lost 1-2 | -141825 |
| top | average opponent: 1633record: 13-4 | new rating: 1825 | ||
| 2011 World Championship (mixed) | starting rating: 1743 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 152 | Vallin, Hannu (1649) | Won 2-0 | +161759 |
| 2standard | 40 | Rietzl, Paul (2059) | Won 2-1 | +231782 |
| 3standard | 12 | Baumeister, Corey (1736) | Lost 0-2 | -181764 |
| 4standard | 44 | Sittner, Alex (1792) | Lost 1-2 | -181746 |
| 5standard | 83 | Fridriksson, Stefan (1565) | Won 2-0 | +151761 |
| 6standard | 68 | Snepvangers, Bram (1712) | Lost 1-2 | -191742 |
| 7draft | 132 | Nass, Matthew (2002) | Won 2-1 | +231765 |
| 8draft | 12 | Labruna, Leonardo (1645) | Won 2-0 | +151780 |
| 9draft | 55 | Soh, Terry (2017) | Lost 0-2 | -131767 |
| 10draft | 157 | Gennari Souza, Juliano (1700) | Lost 0-2 | -201747 |
| 11draft | 168 | Bresser, Nick (1424) | Lost 1-2 | -231724 |
| 12draft | 102 | Kopec, Mateusz (1787) | Lost 1-2 | -171707 |
| 13modern | 125 | Lee, Benedict (1514) | Won 2-1 | +141721 |
| 14modern | 93 | Kastle, Darwin (1740) | Lost 0-2 | -171704 |
| 15modern | 114 | Bartollini, Jacopo (1520) | Won 2-0 | +141718 |
| 16modern | 104 | Simonot, Timothee (1796) | Won 2-0 | +201738 |
| 17modern | 79 | Janse, Love (1805) | Lost 1-2 | -171721 |
| 18modern | 101 | Yang, Joshua (1724) | Lost 0-2 | -181703 |
| top | average opponent: 1733record: 8-10 | new rating: 1703 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1656 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 34 | Fujimoto, Tomoya (1535) | Won 2-1 | +161672 |
| 5standard | 50 | Baba, Yasunori (1686) | Draw 1-1 | 01672 |
| 6standard | 31 | Sakimura, Akihiko (1635) | Won 2-0 | +181690 |
| 7standard | 15 | Ooki, Norihiro (1627) | Won 2-0 | +161706 |
| 8standard | 7 | Moriya, Toshihiko (1710) | Won 2-1 | +181724 |
| 9standard | 4 | Asahara, Akira (1969) | Lost 1-2 | -131711 |
| 10standard | 15 | Yanase, Kaname (1585) | Won 2-1 | +161727 |
| 11standard | 8 | Hiraga, Masahiro (1530) | Lost 1-2 | -221705 |
| 12standard | 22 | Hirabayashi, Kazuya (1867) | Lost 0-2 | -151690 |
| 13standard | 33 | Hiyoshi, Tatsuhiko (1581) | Won 2-0 | +161706 |
| 14standard | 23 | Yamaguchi, Satoshi (1667) | Won 2-1 | +171723 |
| 15standard | 16 | Pham, Daniel (1813) | Won 2-1 | +201743 |
| top | average opponent: 1684record: 8-3-1 | new rating: 1743 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1668 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 164 | Fujihara, Taku (1518) | Won 2-0 | +151683 |
| 3standard | 71 | Kasai, Takayuki (1537) | Lost 1-2 | -211662 |
| 4standard | 225 | Saeki, Katsuhisa (1519) | Lost 0-2 | -201642 |
| 5standard | 272 | Ishikawa, Shou (1723) | Lost 1-2 | -171625 |
| 6standard | 299 | Gouda, Fumito (1484) | Won 2-0 | +161641 |
| 7standard | 224 | Kobayashi, Atsumu (1507) | Won 2-0 | +151656 |
| top | average opponent: 1548record: 3-3 | new rating: 1656 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1634 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 28 | Okabayashi, Masanao (1591) | Won 2-1 | +171651 |
| 3sealed | 65 | Muguro, Kaito (1536) | Lost 1-2 | -201631 |
| 4sealed | 93 | Hiruma, Yuki (1518) | Won 2-1 | +161647 |
| 5sealed | 126 | Nagata, Shigeki (1571) | Won 2-1 | +171664 |
| 6sealed | 23 | Hashimoto, Masafumi (1603) | Won 2-0 | +171681 |
| 7sealed | 17 | Kimura, Shigeki (1658) | Won 2-0 | +171698 |
| 8sealed | 19 | Kurihara, Shingou (2108) | Lost 0-2 | -111687 |
| 9sealed | 24 | Suzuki, Kyou (1584) | Lost 0-2 | -191668 |
| top | average opponent: 1646record: 5-3 | new rating: 1668 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1655 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 39 | Teragaki, Shunsuke (1572) | Won 2-0 | +161671 |
| 5extended | 17 | Tanahashi, Masayasu (1947) | Lost 1-2 | -131658 |
| 6extended | 34 | Omonishi, Kojiro (1559) | Won 2-0 | +161674 |
| 7extended | 149 | Ishimaru, Ken (1687) | Won 2-0 | +191693 |
| 8extended | 21 | Kumoura, Daisuke (1730) | Won 2-1 | +181711 |
| 9extended | 22 | Matoba, Takashi (1738) | Lost 1-2 | -171694 |
| 10extended | 48 | Nagashima, Makoto (1803) | Lost 0-2 | -161678 |
| 11extended | 18 | Tsukagoshi, Tadaki (1494) | Lost 1-2 | -211657 |
| 12extended | 20 | Tamura, Tomoaki (1510) | Lost 0-2 | -211636 |
| 13extended | 27 | Takao, Akinao (1618) | Lost 1-2 | -181618 |
| 14extended | 46 | Tanaka, Kouichi (1548) | Won 2-1 | +161634 |
| top | average opponent: 1655record: 5-6 | new rating: 1634 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 15 | Oosaka, Yuusuke (1639) | Lost 1-2 | -181606 |
| 4sealed | 91 | Toda, Masaaki (1472) | Won 2-1 | +161622 |
| 5sealed | 105 | Masuda, Masakazu (1578) | Won 2-0 | +171639 |
| 6sealed | 140 | Morisaki, Nobuki (1485) | Won 2-1 | +151654 |
| 7sealed | 52 | Ishii, Hayato (1681) | Lost 1-2 | -171637 |
| 8sealed | 29 | Hirashima, Yuutarou (1651) | Won 2-0 | +181655 |
| top | average opponent: 1584record: 4-2 | new rating: 1655 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 21 | Okamoto, Jin (1900) | Lost 0-2 | -131609 |
| 5standard | 136 | Sung, Morris Ming Che (1642) | Won 2-0 | +181627 |
| 6standard | 82 | Fujita, Tsuyoshi (1697) | Won 2-1 | +191646 |
| 7standard | 244 | Okuda, Masateru (1497) | Lost 1-2 | -201626 |
| 8standard | 186 | Shimada, Atsuki (1593) | Lost 1-2 | -191607 |
| 9standard | 32 | Itou, Motoaki (1535) | Won 2-1 | +171624 |
| top | average opponent: 1644record: 3-3 | new rating: 1624 | ||
| Pro Tour Kuala Lumpur 2008 (MOR draft) | starting rating: 1619 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 1 | Alvarado, Pedro (1435) | Won 2-1 | +151634 |
| 2draft | 26 | Bornarel, Nicolas (1737) | Lost 0-2 | -161618 |
| 3draft | 66 | Rus, Tine (1610) | Won 0-0 | +181636 |
| 4draft | 24 | Gennari, Raphael (1694) | Won 2-1 | +191655 |
| 5draft | 8 | Eberbach, Wolf (1568) | Lost 0-2 | -201635 |
| 6draft | 52 | Sadeghpour, Johan (1877) | Lost 0-2 | -131622 |
| top | average opponent: 1654record: 3-3 | new rating: 1622 | ||
| 2007 World Championship (mixed) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 85 | Fiorillo, John (1692) | Won 2-1 | +201579 |
| 2standard | 88 | Englund, Simon E (1518) | Lost 0-2 | -191560 |
| 3standard | 135 | Dushkevich, Artem (1649) | Won 2-1 | +201580 |
| 4standard | 34 | Cheung, Justin (1749) | Lost 0-2 | -151565 |
| 5standard | 77 | Taru, Genki (1802) | Won 2-0 | +221587 |
| 6draft | 142 | Jones, Craig (1735) | Lost 1-2 | -151572 |
| 7draft | 190 | Volostrigov, Bogdan (1513) | Lost 0-2 | -191553 |
| 8draft | 157 | Polasek, Filip (1636) | Won 2-1 | +191572 |
| 9draft | 60 | Sittner, Alex (1673) | Lost 1-2 | -161556 |
| 10draft | 54 | Popov, Miro (1392) | Won 2-0 | +151571 |
| 11draft | 147 | Harvey, Eugene (1791) | Won 2-0 | +221593 |
| 12legacy | 82 | Manning, Christopher (1830) | Lost 1-2 | -141579 |
| 13legacy | 100 | Nuijten, Julien (1669) | Lost 0-2 | -161563 |
| 14legacy | 109 | Haroun, Seraj (1520) | Won 2-0 | +171580 |
| 15legacy | 94 | Johannsen, Dennis (1649) | Won 2-0 | +191599 |
| 16legacy | 83 | Stradner, Stefan (1710) | Won 2-0 | +201619 |
| top | average opponent: 1658record: 9-7 | new rating: 1619 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 25 | Hirayama, Daisuke (1490) | Lost 1-2 | -201552 |
| 3sealed | 87 | Morofuji, Takuma (1783) | Won 2-0 | +221574 |
| 4sealed | 98 | Yamakawa, Hiroyuki (1478) | Won 2-0 | +171591 |
| 5sealed | 41 | Yasooka, Shota (1886) | Lost 1-2 | -131578 |
| 6sealed | 60 | Shibuya, Tsutomu (1533) | Lost 1-2 | -191559 |
| top | average opponent: 1634record: 2-3 | new rating: 1559 | ||
| Pro Tour Yokohama 2007 (Time Spiral block) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 160 | Kitayama, Masaya (1774) | Draw 1-1 | +31645 |
| 2block | 84 | Blohon, Lukas (1452) | Lost 0-2 | -221623 |
| 3block | 125 | Irvine, David (1831) | Lost 0-2 | -141609 |
| 4block | 146 | Kurakami, Shun (1655) | Lost 1-2 | -171592 |
| 5block | 154 | Padilla Chinas, Jorge (1478) | Lost 0-2 | -201572 |
| top | average opponent: 1638record: 0-4-1 | new rating: 1572 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 52 | Yasuda, Masayuki (1553) | Won 2-0 | +181577 |
| 5standard | 36 | Miyashita, Kazuki (1491) | Lost 1-2 | -201557 |
| 6standard | 46 | Chan, Tiago (2074) | Lost 1-2 | -91548 |
| 7standard | 78 | Hisaki, Yuu (1521) | Won 2-0 | +171565 |
| 8standard | 61 | Nagai, Takahiro (1540) | Won 2-0 | +181583 |
| 9standard | 44 | Kitabayashi, Takashi (1580) | Won 2-0 | +181601 |
| 10standard | 43 | Kuroda, Masashiro (1865) | Won 2-0 | +221623 |
| 11standard | 61 | Kawate, Junpei (1621) | Won 2-1 | +181641 |
| 12standard | 34 | Watanabe, Yuuya (1581) | Lost 0-2 | -191622 |
| 13standard | 40 | Hori, Nobuaki (1612) | Won 2-0 | +181640 |
| 14standard | 16 | Hishida, Akinori (1633) | Won 2-0 | +181658 |
| 15standard | 6 | Yamamoto, Shouhei (1783) | Lost 1-2 | -161642 |
| top | average opponent: 1654record: 8-4 | new rating: 1642 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 94 | Adachi, Shingo (1589) | Won 2-0 | +191557 |
| 3sealed | 24 | Takakura, Takeshi (1508) | Won 2-0 | +171574 |
| 4sealed | 15 | Fujita, Tsuyoshi (1760) | Lost 1-2 | -151559 |
| 5sealed | 37 | Ishizaki, Ryousuke (1485) | Lost 1-2 | -191540 |
| 6sealed | 82 | Juumonji, Tarou (1507) | Won 2-0 | +171557 |
| 7sealed | 41 | Coimbra, Andre (1814) | Lost 0-2 | -131544 |
| 8sealed | 44 | Anzai, Yoshio (1361) | Won 2-0 | +151559 |
| top | average opponent: 1575record: 4-3 | new rating: 1559 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 12 | Nonaka, Kentarou (1760) | Draw 0-0 | +31588 |
| 4block | 70 | Fujita, Osamu (1923) | Lost 1-2 | -121576 |
| 5block | 114 | Hasegawa, Hironobu (1520) | Lost 0-2 | -191557 |
| 6block | 145 | Oodan, Takeshi (1483) | Lost 1-2 | -191538 |
| top | average opponent: 1672record: 0-3-1 | new rating: 1538 | ||
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1608 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 63 | Omori, Tomoaki (1542) | Lost 0-2 | -191589 |
| 3sealed | 142 | Tsukimoto, Kazuhiro (1360) | Lost 1-2 | -221567 |
| 4sealed | 167 | Kumagawa, Daisuke (1484) | Won 2-0 | +161583 |
| 5sealed | 135 | Okada, Kou (1621) | Won 2-0 | +191602 |
| 6sealed | 76 | Maeba, Hideaki (1759) | Lost 0-2 | -151587 |
| 7sealed | 109 | Ichinose, Takashi (1460) | Won 2-1 | +161603 |
| 8sealed | 71 | Hashimoto, Keisuke (1645) | Lost 1-2 | -181585 |
| top | average opponent: 1553record: 3-4 | new rating: 1585 | ||
| Pro Tour Nagoya 2005 (COK rochester) | starting rating: 1651 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 92 | Hauptmann, Aaron (1450) | Lost 0-2 | -211630 |
| 2rochester | 72 | Vila Garcia, Miguel (1556) | Won 2-0 | +161646 |
| 3rochester | 37 | Carlsson, Simon (1743) | Lost 0-2 | -161630 |
| 4rochester | 63 | Oohashi, Toshiya (1506) | Won 2-0 | +161646 |
| 5rochester | 22 | Dictus, Mark (1683) | Lost 0-2 | -171629 |
| 6rochester | 65 | Forestier, Nicolas (1490) | Lost 1-2 | -211608 |
| top | average opponent: 1571record: 2-4 | new rating: 1608 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 5sealed | 34 | Takamatsu, Hiroomi (1611) | Won 2-1 | +191587 |
| 6sealed | 18 | Masuno, Ryosuke (1575) | Won 2-1 | +171604 |
| 7sealed | 8 | Takagi, Hitoshi (1614) | Won 2-0 | +191623 |
| 8sealed | 98 | Hashimoto, Rei (1760) | Lost 1-2 | -161607 |
| 9rochester | 11 | Taru, Genki (1711) | Won 2-0 | +201627 |
| 10rochester | 7 | Andou, Koutarou (1747) | Won 2-0 | +201647 |
| 11rochester | 6 | Sakajo, Yasuhisa (1688) | Won 2-0 | +191666 |
| 12rochester | 2 | Ootsuka, Koutarou (1710) | Lost 0-2 | -171649 |
| 13rochester | 19 | Itou, Shougo (1730) | Won 2-0 | +191668 |
| 14rochester | 6 | Morita, Masahiko (2003) | ID | 01668 |
| Qrochester | Ootsuka, Koutarou (1734) | Lost 0-2 | -171651 | |
| top | average opponent: 1717record: 7-3-1 | new rating: 1651 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Yamazaki, Ginjiro (1502) | Won 2-1 | +181486 |
| 2standard | 25 | Mizuno, Eiji (1517) | Won 2-1 | +191505 |
| 3standard | 103 | Shimono, Tetsuro (1525) | Won 2-1 | +181523 |
| 4standard | 67 | Fukaya, Kouhei (1552) | Lost 1-2 | -171506 |
| 5standard | 117 | Sasaki, Masaya (1536) | Won 2-0 | +181524 |
| 6standard | 109 | Nakano, Yoshitaka (1754) | Won 2-1 | +231547 |
| 7standard | 41 | Goto, Yusei (1534) | Lost 0-2 | -191528 |
| 8standard | 106 | Yamazaki, Hiroyuki (1564) | Won 2-1 | +191547 |
| 9standard | 73 | Takahashi, Junya (1583) | Won 2-0 | +191566 |
| 10standard | 63 | Hosoiri, Yoshihito (1574) | Lost 1-2 | -181548 |
| 11standard | 11 | Okada, Wataru (1556) | Won 2-0 | +181566 |
| 12standard | 28 | Nonaka, Kentarou (1591) | Lost 0-2 | -181548 |
| 13standard | 39 | Kojima, Yoshimasa (1604) | Won 2-0 | +191567 |
| 14standard | 20 | Yanagihara, Hiroki (1572) | Won 2-1 | +181585 |
| 15standard | 34 | Kamei, Masataka (1611) | Lost 0-2 | -171568 |
| top | average opponent: 1572record: 10-5 | new rating: 1568 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 65 | Takasu, Taisuke (1546) | Won 2-0 | +191519 |
| 2sealed | 105 | Fujihira, Taro (1599) | Lost 0-2 | -171502 |
| 3sealed | 168 | Yusa, Sinnosuke (1502) | Lost 0-2 | -181484 |
| 4sealed | 182 | Sakajo, Yasuhisa (1568) | Lost 0-2 | -161468 |
| top | average opponent: 1554record: 1-3 | new rating: 1468 | ||