Fukunaga, Keisuke
Current rating: 1601
Record: 64-60
Grand Prix Nagoya 2012Grand Prix Kitakyushu 2013Grand Prix Shizuoka 2013Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Kyoto 2015Grand Prix Chiba 2015Grand Prix Kobe 2015Grand Prix Nagoya 2016Grand Prix Melbourne 2016Grand Prix Shizuoka 2017Grand Prix Kobe 2017Grand Prix Kyoto 2017Grand Prix Shizuoka 2018 (legacy)Grand Prix Yokohama 2019
| Grand Prix Yokohama 2019 (modern) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 747 | Yoshikoshi, Kouhei (1432) | Won 2-0 | +151631 |
| 2modern | 333 | Aikyo, Yuichi (1518) | Won 2-0 | +161647 |
| 3modern | 8 | Hashizume, Yuuya (1494) | Lost 1-2 | -211626 |
| 4modern | 611 | Watanabe, Tsukasa (1486) | Won 2-1 | +161642 |
| 5modern | 210 | Ikeyama, Kei (1512) | Won 2-1 | +151657 |
| 6modern | 275 | Koike, Masaya (1558) | Lost 0-2 | -191638 |
| 7modern | 313 | Onda, Joji (1533) | Lost 0-2 | -201618 |
| 8modern | 528 | Chen, Xinrong (1691) | Lost 0-2 | -171601 |
| top | average opponent: 1528record: 4-4 | new rating: 1601 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 471 | Ozaki, Keita (1577) | Won 2-1 | +191582 |
| 2legacy | 198 | Wada, Yuta (1505) | Won 2-0 | +161598 |
| 3legacy | 185 | Itou, Shuusaku (1535) | Lost 0-2 | -191579 |
| 4legacy | 224 | Kitagawa, Takeru (1505) | Lost 0-2 | -191560 |
| 5legacy | 512 | Watanabe, Tomonari (1370) | Won 2-0 | +141574 |
| 6legacy | 363 | Oku, Daisaku (1495) | Won 2-0 | +171591 |
| 7legacy | 245 | Laurenson, James (1784) | Won 2-0 | +211612 |
| 8legacy | 104 | Philippczyck, Fabian (1542) | Won 2-1 | +171629 |
| 9legacy | 109 | Ng, Kenji (1683) | Won 2-1 | +191648 |
| 10legacy | 37 | Yao, Shunsuke (1770) | Won 2-0 | +201668 |
| 11legacy | 32 | Watanabe, Shouichi (1597) | Lost 0-2 | -191649 |
| 12legacy | 48 | Ishii, Taisuke (1907) | Lost 1-2 | -131636 |
| 13legacy | 58 | Nishiwaki, Tatsuya (1568) | Lost 1-2 | -201616 |
| top | average opponent: 1603record: 8-5 | new rating: 1616 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 533 | Natsukawa, Makoto (1519) | Won 2-0 | +171575 |
| 3sealed | 30 | Kaga, Hiroyuki (1550) | Won 2-1 | +181593 |
| 4sealed | 44 | Mori, Katsuhiro (1971) | Lost 1-2 | -121581 |
| 5sealed | 444 | Maseguchi, Masashi (1440) | Won 2-0 | +161597 |
| 6sealed | 127 | Zyla, Sarah (1699) | Won 2-0 | +201617 |
| 7sealed | 197 | Badiali, Tommaso (1542) | Lost 0-2 | -201597 |
| 8sealed | 352 | Honda, Atsuo (1692) | Lost 1-2 | -161581 |
| 9sealed | 432 | Kobayashi, Tatsurou (1597) | Lost 1-2 | -181563 |
| top | average opponent: 1626record: 4-4 | new rating: 1563 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 631 | Matsuda, Yoshiaki (1585) | Won 2-1 | +201535 |
| 4modern | 292 | Tanabe, Kohei (1580) | Won 2-1 | +181553 |
| 5modern | 128 | Saida, Toshihiro (1829) | Lost 0-2 | -131540 |
| 6modern | 213 | Hamada, Akira (1601) | Won 2-1 | +191559 |
| 7modern | 98 | Oohashi, Toshiya (1650) | Lost 1-2 | -161543 |
| 8modern | 346 | Miyamoto, Akihiro (1670) | Won 2-1 | +201563 |
| 9modern | 213 | Kida, Masashi (1533) | Won 2-1 | +181581 |
| 10modern | 166 | Suematsu, Takaaki (1953) | Lost 1-2 | -121569 |
| 11modern | 221 | Ikedo, Masakazu (1651) | Lost 1-2 | -161553 |
| 12modern | 281 | Komiyama, Kenichiro (1568) | Won 2-0 | +181571 |
| 13modern | 194 | Brown, Eric (1851) | Lost 1-2 | -131558 |
| top | average opponent: 1679record: 6-5 | new rating: 1558 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 547 | Nishiyori, Tasuku (1457) | Won 2-1 | +161582 |
| 4standard | 192 | Matsuda, Yukio (1588) | Lost 1-2 | -181564 |
| 5standard | 447 | Xiao, Han (1784) | Lost 0-2 | -141550 |
| 6standard | 814 | Takeuchi, Ataru (1680) | Lost 0-2 | -161534 |
| 7standard | 767 | Nakagawa, Yuki (1490) | Lost 0-2 | -191515 |
| top | average opponent: 1600record: 1-4 | new rating: 1515 | ||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 3 | Oks, Oliver (1750) | Lost 0-2 | -151549 |
| 4modern | 141 | Sturiale, Giuseppe (1501) | Won 2-0 | +171566 |
| 5modern | 102 | Nolan, Alex (1499) | Won 2-0 | +171583 |
| 6modern | 97 | Cardenas, Charles (1610) | Won 2-0 | +181601 |
| 7modern | 61 | Nightingale, Jabe (1597) | Lost 1-2 | -181583 |
| 8modern | 56 | Videon, Branden (1553) | Lost 1-2 | -181565 |
| 9modern | 145 | Koh, Wee Lee Kelvin (1455) | Won 2-1 | +161581 |
| 10modern | 82 | Indrakesuma, Taufik (1743) | Lost 0-2 | -151566 |
| top | average opponent: 1588record: 4-4 | new rating: 1566 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 400 | Kanno, Atsushi (1671) | Lost 1-2 | -161571 |
| 4sealed | 792 | Hara, Yusuke (1676) | Lost 1-2 | -161555 |
| 5sealed | 690 | Mizutani, Yuki (1467) | Lost 0-2 | -201535 |
| 6sealed | 885 | Murase, Motonori (1425) | Won 2-0 | +161551 |
| 7sealed | 748 | Hariu, Daichi (1469) | Won 2-1 | +171568 |
| 8sealed | 675 | Sugiyama, Yuu (1526) | Lost 0-2 | -191549 |
| 9sealed | 619 | Ueda, Atsushi (1377) | Won 2-0 | +151564 |
| top | average opponent: 1516record: 3-4 | new rating: 1564 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 519 | Sakamoto, Masaaki (1460) | Lost 1-2 | -201545 |
| 4standard | 541 | Okino, Ryuu (1592) | Won 2-1 | +191564 |
| 5standard | 505 | de Vries-Turnell, Keayn (1490) | Won 2-1 | +161580 |
| 6standard | 200 | Mishima, Wataru (1792) | Won 2-0 | +221602 |
| 7standard | 122 | Abbott, Marcus (1637) | Lost 1-2 | -171585 |
| 8standard | 153 | Honda, Atsuo (1695) | Lost 1-2 | -161569 |
| 9standard | 280 | Abe, Takashi (1597) | Won 2-1 | +181587 |
| top | average opponent: 1609record: 4-3 | new rating: 1587 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 2188 | Sato, Keisuke (1768) | Lost 0-2 | -151550 |
| 4sealed | 2179 | Yoshioka, Ichita (1583) | Won 2-1 | +191569 |
| 5sealed | 2147 | Matsuda, Yuichi (1535) | Lost 1-2 | -191550 |
| 6sealed | 2146 | Sato, Takanori (1521) | Won 2-1 | +181568 |
| 7sealed | 2148 | Brazil, Isaac (1509) | Won 2-1 | +171585 |
| 8sealed | 2112 | Ushijima, Syun (1460) | Lost 1-2 | -201565 |
| top | average opponent: 1563record: 3-3 | new rating: 1565 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 203 | Ohnishi, Jyunpei (1579) | Won 2-1 | +191550 |
| 3legacy | 69 | osikiri, Kensaku (1500) | Won 2-0 | +171567 |
| 4legacy | 35 | Kawahara, Masanobu (1579) | Lost 1-2 | -181549 |
| 5legacy | 103 | Kobayashi, Souichi (1487) | Won 2-0 | +171566 |
| 6legacy | 82 | Yabuta, Junichi (1785) | Won 2-1 | +221588 |
| 7legacy | 40 | Ohashi, Gaku (1626) | Won 2-1 | +181606 |
| 8legacy | 45 | Robb, Justin (1753) | Lost 0-2 | -151591 |
| 9legacy | 59 | Higashi, Shohei (1591) | Won 2-1 | +181609 |
| 10legacy | 34 | Nakano, Akinori (1466) | Won 2-1 | +151624 |
| 11legacy | 38 | Azekawa, Tomoyuki (1609) | Lost 1-2 | -181606 |
| 12legacy | 58 | Hirata, Koutatsu (1609) | Lost 1-2 | -181588 |
| 13legacy | 81 | Sekiguchi, Kota (1562) | Lost 1-2 | -181570 |
| 14legacy | 91 | Suzuki, Ei (1440) | Lost 0-2 | -211549 |
| 15legacy | 94 | Oda, Yuuki (1409) | Won 2-1 | +161565 |
| top | average opponent: 1571record: 8-6 | new rating: 1565 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 679 | Kondo, Shuichi (1593) | Won 2-0 | +201547 |
| 3sealed | 639 | Nishikawa, Suguru (1640) | Won 2-0 | +191566 |
| 4sealed | 706 | Kawamoto, Kengo (1530) | Won 2-0 | +181584 |
| 5sealed | 642 | Ueda, Daisuke (1510) | Lost 0-2 | -201564 |
| 6sealed | 660 | Boku, Takashi (1697) | Lost 0-2 | -151549 |
| 7sealed | 702 | Saito, Shunsuke (1538) | Won 2-0 | +171566 |
| 8sealed | 735 | Sakou, Yuuta (1557) | Lost 1-2 | -181548 |
| 9sealed | 744 | Moriai, Kozue (1571) | Lost 1-2 | -171531 |
| top | average opponent: 1579record: 4-4 | new rating: 1531 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1011 | Ishigaki, Ryousuke (1553) | Lost 0-2 | -171529 |
| 2modern | 1004 | Akai, Satoshi (1596) | Won 2-1 | +191548 |
| 3modern | 1062 | Uemoto, Takahiro (1480) | Won 2-1 | +171565 |
| 4modern | 864 | Iwamoto, Takeshi (1515) | Lost 1-2 | -191546 |
| 5modern | 976 | Kim, Chan-wook (1524) | Lost 0-2 | -191527 |
| top | average opponent: 1534record: 2-3 | new rating: 1527 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 136 | Imura, Satoshi (1526) | Lost 1-2 | -191531 |
| 3standard | 215 | Nagata, Kazuya (1500) | Won 2-0 | +181549 |
| 4standard | 257 | Kawai, Haruka (1514) | Lost 1-2 | -191530 |
| 5standard | 289 | Yamada, Ryuichiro (1561) | Won 2-1 | +181548 |
| 6standard | 208 | Maegawa, Tooru (1596) | Won 2-1 | +191567 |
| 7standard | 154 | Shinobu, Toshihiko (1556) | Lost 1-2 | -181549 |
| 8standard | 149 | Nguyen, Michael (1482) | Lost 1-2 | -191530 |
| 9standard | 318 | Furugen, Takeji (1451) | Won 2-0 | +161546 |
| top | average opponent: 1523record: 4-4 | new rating: 1546 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 127 | Yoshitomi, Kenji (1520) | Won 2-1 | +181527 |
| 3standard | 170 | Arai, Takahiro (1536) | Won 2-0 | +181545 |
| 4standard | 93 | Tagomori, Shou (1560) | Won 2-0 | +181563 |
| 5standard | 1 | Yoshida, Koki (1541) | Won 2-1 | +181581 |
| 6standard | 4 | Miyake, Kyohei (1470) | Lost 1-2 | -201561 |
| 7standard | 97 | Oonishi, Takahisa (1534) | Lost 1-2 | -191542 |
| 8standard | 149 | Takao, Shota (1780) | Lost 1-2 | -131529 |
| 9standard | 178 | Hassaku, Jinpei (1695) | Won 2-0 | +211550 |
| top | average opponent: 1579record: 5-3 | new rating: 1550 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 422 | Sano, Kunihide (1505) | Won 2-1 | +181518 |
| 2standard | 201 | Nakata, Hoshi (1569) | Won 2-0 | +191537 |
| 3standard | 93 | Higuchi, Akashi (1546) | Won 2-1 | +181555 |
| 4standard | 73 | Han, Dong-Hee (1559) | Lost 1-2 | -181537 |
| 5standard | 336 | Sugimura, Yoshiyasu (1533) | Lost 0-2 | -181519 |
| 6standard | 264 | Kamakura, Jun (1533) | Lost 1-2 | -181501 |
| 7standard | 404 | Furugen, Takeji (1427) | Won 2-1 | +171518 |
| 8standard | 340 | Mihara, Makihito (2020) | Lost 0-2 | -91509 |
| top | average opponent: 1586record: 4-4 | new rating: 1509 | ||