Nakamoto, Kosuke
Current rating: 1798 (#2264)
Record: 85-57-4
Grand Prix Nagoya 2012Grand Prix Yokohama 2013Grand Prix Shizuoka 2013Grand Prix Beijing 2014Grand Prix Nagoya 2014Grand Prix Kobe 2014Grand Prix Chiba 2015Grand Prix Tokyo 2016Grand Prix Taipei 2016Grand Prix Shizuoka 2017Grand Prix Chiba 2018Grand Prix Shizuoka 2018 (standard)Grand Prix Chiba 2019Grand Prix Nagoya 2020
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1857 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 199 | Hieda, Ryu (1571) | Won 2-0 | +131870 |
| 3pioneer | 337 | Ikeda, Hiroaki (1668) | Lost 0-2 | -221848 |
| 4pioneer | 487 | Kawamura, Rikiya (1579) | Lost 1-2 | -231825 |
| 5pioneer | 559 | Sato, Yusuke (1419) | Won 2-1 | +111836 |
| 6pioneer | 393 | Okuyama, Sanshirou (1586) | Lost 0-2 | -221814 |
| 7pioneer | 457 | Katagiri, Toshiki (1333) | Won 2-0 | +101824 |
| 8pioneer | 329 | Kakimoto, Yuki (1403) | Lost 0-2 | -261798 |
| top | average opponent: 1509record: 3-4 | new rating: 1798 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1788 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 394 | Hiyama, Syunsuke (1700) | Won 2-0 | +171805 |
| 3sealed | 433 | Bae, Daekyeung (1654) | Lost 1-2 | -211784 |
| 4sealed | 365 | Qian, Zhengrui (1397) | Won 2-0 | +111795 |
| 5sealed | 240 | Ide, Syun (1711) | Won 2-0 | +171812 |
| 6sealed | 153 | Matsui, Hisataka (1640) | Lost 0-2 | -211791 |
| 7sealed | 353 | Koyanagi, Takashi (1609) | Won 2-0 | +141805 |
| 8sealed | 236 | Okamoto, Jin (1720) | Won 2-1 | +171822 |
| 9sealed | 192 | Tanaka, Kento (1641) | Lost 1-2 | -211801 |
| 10draft | 44 | Hirayama, Atsushi (1674) | Won 2-0 | +151816 |
| 11draft | 88 | Takaya, Kensuke (1714) | Won 2-0 | +161832 |
| 12draft | 91 | Komine, Syunsuke (1503) | Lost 1-2 | -231809 |
| 13draft | 125 | Hiroi, Genki (1690) | Won 2-1 | +161825 |
| 14draft | 155 | Karasawa, Ryuichi (1862) | Won 2-1 | +181843 |
| 15draft | 147 | Saito, Tomohiro (1590) | Won 2-0 | +141857 |
| top | average opponent: 1650record: 10-4 | new rating: 1857 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1752 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 301 | Sui, Xin (2007) | Won 2-0 | +231775 |
| 4standard | 333 | Nakamura, Shuhei (1893) | Won 2-1 | +201795 |
| 5standard | 265 | Sato, Rei (1849) | Won 2-0 | +191814 |
| 6standard | 189 | Abe, Yuuta (1606) | Won 2-0 | +141828 |
| 7standard | 188 | Tan, Richmond (1627) | Won 2-0 | +141842 |
| 8standard | 191 | Tagawa, Naoki (1746) | Won 2-0 | +171859 |
| 9standard | 181 | Tanahashi, Masayasu (1895) | Lost 1-2 | -181841 |
| 10standard | 8 | Wada, Yasutaka (1824) | Lost 0-2 | -181823 |
| 11standard | 68 | Tsuda, Tomohiro (1664) | Won 2-0 | +151838 |
| 12standard | 34 | Hara, Wataru (1676) | Lost 1-2 | -211817 |
| 13standard | 33 | Ohkawa, Yusuke (1643) | Lost 1-2 | -211796 |
| 14standard | 101 | Kitahara, Junya (1615) | Lost 0-2 | -211775 |
| 15standard | 83 | Noda, Gennoshin (1535) | Won 2-1 | +131788 |
| top | average opponent: 1737record: 8-5 | new rating: 1788 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1664 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 736 | Sugimori, Daisuke (1500) | Won 2-1 | +151679 |
| 2sealed | 503 | Shiiba, Yusei (1516) | Won 2-0 | +151694 |
| 3sealed | 438 | Yamamoto, Tetsuji (1683) | Won 2-0 | +181712 |
| 4sealed | 129 | Gotou, Atsushi (1550) | Won 2-1 | +151727 |
| 5sealed | 42 | Yasui, Shigeto (1581) | Won 2-0 | +161743 |
| 6sealed | 64 | Maki, Hidekazu (1617) | Won 2-0 | +151758 |
| 7sealed | 18 | Taniguchi, Hiroaki (1955) | Won 2-0 | +221780 |
| 8sealed | 17 | Tanaka, Tomoya (1611) | Won 2-0 | +151795 |
| 9sealed | 4 | Mukai, Hiroaki (1589) | Lost 1-2 | -221773 |
| 10draft | 744 | Segou, Kenji (1733) | Won 2-1 | +171790 |
| 11draft | 718 | Takahashi, Yuta (2090) | Lost 1-2 | -121778 |
| 12draft | 646 | Sasaki, Yusuke 4501 (1692) | Lost 0-2 | -201758 |
| 13draft | 649 | Morofuji, Takuma (2154) | Lost 0-2 | -111747 |
| 14draft | 549 | Dezani, Jeremy (2058) | Lost 1-2 | -121735 |
| 15draft | 631 | Hayakawa, Naoki (1704) | Won 2-0 | +171752 |
| top | average opponent: 1736record: 10-5 | new rating: 1752 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1667 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 652 | Kato, Wataru (1500) | Won 2-0 | +151682 |
| 2standard | 187 | Uraya, Masamitsu (1483) | Lost 0-2 | -221660 |
| 3standard | 1025 | Seki, Hirotaka (1658) | Won 2-1 | +181678 |
| 4standard | 784 | Tamura, Ryo (1796) | Won 2-1 | +201698 |
| 5standard | 207 | Tanaka, Jouji (1538) | Lost 1-2 | -211677 |
| 6standard | 601 | Kotera, Tetsuo (1315) | Won 2-0 | +121689 |
| 7standard | 457 | Nishiyama, Takashi (1585) | Lost 1-2 | -201669 |
| 8standard | 656 | Gibralta, Thierry (1551) | Lost 1-2 | -201649 |
| 9standard | 737 | Ootubo, Masashi (1506) | Won 2-0 | +151664 |
| top | average opponent: 1548record: 5-4 | new rating: 1664 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1672 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1 | Chan, Arnold (1500) | Won 2-0 | +151687 |
| 2standard | 80 | Shirakihara, Ryuuichi (1522) | Lost 0-2 | -211666 |
| 3standard | 240 | Cascon, Ezekiel (1520) | Won 2-1 | +151681 |
| 4standard | 175 | Chiong, Marvin (1619) | Won 2-1 | +171698 |
| 5standard | 96 | Kakumae, Teruya (1705) | Lost 1-2 | -181680 |
| 6standard | 204 | Saitou, Ryuuga (1929) | Lost 1-2 | -141666 |
| 7standard | 245 | Tan, Raymond (1954) | Won 2-1 | +241690 |
| 8standard | 174 | Araki, Tatsunori (1594) | Lost 0-2 | -201670 |
| 9standard | 214 | Wong, Ming Him (1499) | Draw 0-0 | -31667 |
| top | average opponent: 1649record: 4-4-1 | new rating: 1667 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1720 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 730 | Yang, Ming Jen (1626) | Lost 0-2 | -191701 |
| 3standard | 823 | Koshi, Takuma (1499) | Won 2-0 | +141715 |
| 4standard | 865 | Minetoma, Kuniaki (1528) | Won 2-1 | +151730 |
| 5standard | 456 | Ohba, Hiroshi (1538) | Won 2-0 | +141744 |
| 6standard | 162 | Umi, Hirokazu (1480) | Lost 0-2 | -221722 |
| 7standard | 389 | Saito, Toru (1638) | Won 2-0 | +161738 |
| 8standard | 385 | Oda, Hideto (1626) | Lost 0-2 | -201718 |
| 9standard | 556 | Isoda, Syouichi (1521) | Won 2-1 | +141732 |
| 10standard | 273 | Meguro, Masahiko (1448) | Lost 0-2 | -231709 |
| 11standard | 412 | Fukui, Shunsuke (1789) | Lost 1-2 | -161693 |
| 12standard | 403 | Takao, Syunya (1522) | Lost 0-2 | -211672 |
| top | average opponent: 1565record: 5-6 | new rating: 1672 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1720 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 851 | Fujii, Daisuke (1672) | Won 2-0 | +171737 |
| 4sealed | 899 | Usami, Taro (1741) | Lost 0-2 | -181719 |
| 5sealed | 975 | Asada, Hiroki (1529) | Won 2-0 | +151734 |
| 6sealed | 908 | Hachiya, Masahiro (1461) | Lost 0-2 | -231711 |
| 7sealed | 957 | Mcmillin, Sarah (1552) | Won 2-0 | +151726 |
| 8sealed | 857 | Narisawa, Takuya (1519) | Lost 1-2 | -211705 |
| 9sealed | 928 | Tokuyama, Kouta (1585) | Won 2-0 | +151720 |
| top | average opponent: 1580record: 4-3 | new rating: 1720 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1686 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 42 | Suzuki, Akira (1581) | Won 2-0 | +161702 |
| 4modern | 102 | Tang, Yu Hsiang (1493) | Won 2-0 | +141716 |
| 5modern | 31 | Kanazawa, Shuu (1573) | Won 2-0 | +161732 |
| 6modern | 64 | Fujimoto, Yosuke (1681) | Lost 1-2 | -191713 |
| 7modern | 117 | Inoue, Toru (1722) | Won 2-1 | +181731 |
| 8modern | 71 | Noguchi, Hiromasa (1447) | Won 2-1 | +131744 |
| 9modern | 71 | Oonishi, Tatsuya (1591) | Lost 1-2 | -211723 |
| 10modern | 120 | Murase, Hiroshi (1878) | Won 2-1 | +211744 |
| 11modern | 43 | Kinoshita, Tomohiro (1745) | Draw 1-1 | 01744 |
| 12modern | 52 | Sato, Naoki (1552) | Draw 1-1 | -41740 |
| 13modern | 71 | Segou, Kenji (1621) | Lost 0-2 | -201720 |
| top | average opponent: 1626record: 6-3-2 | new rating: 1720 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1709 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 520 | Tong, Eugene (1620) | Lost 1-2 | -201689 |
| 5sealed | 682 | Nakamura, Ryuji (1520) | Won 2-0 | +151704 |
| 6sealed | 569 | Nakamichi, Daisuke (1598) | Lost 1-2 | -201684 |
| 7sealed | 585 | Nakazawa, Yusuke (1361) | Won 2-1 | +131697 |
| 8sealed | 549 | Nakaoka, Koshiro (1588) | Won 2-0 | +161713 |
| 9sealed | 566 | Miyazono, Takeshi (1631) | Won 2-1 | +161729 |
| 10draft | 1 | Usami, Taro (1642) | Lost 1-2 | -191710 |
| 11draft | 38 | Ishiyama, Takahiro (1541) | Won 2-0 | +151725 |
| 12draft | 1 | Koyama, Masashi (1632) | Lost 0-2 | -201705 |
| 13draft | 76 | Matsubara, Takeyuki (1650) | Lost 0-2 | -191686 |
| top | average opponent: 1578record: 5-5 | new rating: 1686 | ||
| Grand Prix Beijing 2014 (BNG standard) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 60 | Watanabe, Yuuya (1860) | Won 2-0 | +221649 |
| 5standard | 35 | Chen, Yang (1472) | Lost 0-2 | -211628 |
| 6standard | 54 | Liu, Yang (1587) | Won 2-0 | +181646 |
| 7standard | 31 | Feng, Renpu (1523) | Won 2-0 | +151661 |
| 8standard | 32 | Yang, Yefan (1637) | Won 2-0 | +181679 |
| 9standard | 23 | Yan, Yan (1659) | Won 2-1 | +171696 |
| 10standard | 12 | Wan, Nuo (1616) | Won 2-1 | +171713 |
| 11standard | 2 | Yang, Liyan (1551) | Won 2-0 | +151728 |
| 12standard | 3 | Ge, Ben (1667) | Lost 1-2 | -191709 |
| 13standard | 6 | Wang, Peizhe (1699) | Won 2-1 | +181727 |
| 14standard | 4 | Pu, Sherwin (1711) | ID | 01727 |
| 15standard | 5 | Han, Bing (1744) | Lost 0-2 | -181709 |
| top | average opponent: 1644record: 8-3-1 | new rating: 1709 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 600 | Kobayashi, Yasuhisa (1518) | Won 2-1 | +181527 |
| 3standard | 608 | Nakatani, Hiroki (1567) | Won 2-1 | +191546 |
| 4standard | 545 | Urase, Ryosuke (1553) | Won 2-0 | +181564 |
| 5standard | 517 | Tada, Mitsuhiro (1485) | Won 2-1 | +161580 |
| 6standard | 505 | Nishimura, Masaaki (1439) | Won 2-1 | +161596 |
| 7standard | 511 | Shoji, Kenta (1608) | Lost 1-2 | -181578 |
| 8standard | 539 | Baba, Takashi (1589) | Won 2-0 | +181596 |
| 9standard | 621 | Yoshimori, Sho (1806) | Won 2-0 | +221618 |
| 10standard | 12 | Yamada, Yousuke (1736) | Lost 1-2 | -161602 |
| 11standard | 17 | Kobayashi, Kazuto (1682) | Lost 1-2 | -161586 |
| 12standard | 87 | Kawabata, Yuji (1553) | Won 2-0 | +171603 |
| 13standard | 29 | Matsumoto, Yuki2978 (1917) | Won 2-0 | +241627 |
| 14standard | 25 | Ookubo, Hironobu (1630) | Lost 1-2 | -181609 |
| 15standard | 36 | Feng, Da (1648) | Won 2-0 | +181627 |
| top | average opponent: 1624record: 10-4 | new rating: 1627 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 153 | Tsuchiya, Yoshihiro (1448) | Won 2-1 | +171522 |
| 4sealed | 11 | Hamamoto, Yohei (1567) | Draw 1-1 | +11523 |
| 5sealed | 66 | Igarashi, Hisashi (1538) | Lost 0-2 | -181505 |
| 6sealed | 146 | Miura, Kimihiro (1534) | Won 2-1 | +191524 |
| 7sealed | 91 | Suzuki, Masatsuna (1752) | Lost 1-2 | -141510 |
| 8sealed | 288 | Kamai, Daisuke (1476) | Won 2-0 | +171527 |
| 9sealed | 291 | Yamamura, Yuma (1502) | Lost 1-2 | -181509 |
| top | average opponent: 1545record: 3-3-1 | new rating: 1509 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 289 | Morimoto, Shinichi (1518) | Won 2-0 | +181518 |
| 3standard | 156 | Hayashi, Tomonari (1519) | Lost 1-2 | -181500 |
| 4standard | 253 | Sano, Kunihide (1522) | Won 2-1 | +191519 |
| 5standard | 312 | Satou, Masayoshi (1466) | Lost 0-2 | -191500 |
| 6standard | 319 | Yoshida, Shintarou (1655) | Won 2-1 | +211521 |
| 7standard | 361 | Soejima, Takayuki (1536) | Lost 0-2 | -181503 |
| 8standard | 325 | Takahashi, Ryouhei (1532) | Won 2-0 | +181521 |
| 9standard | 187 | Moriya, Daisuke (1617) | Lost 0-2 | -161505 |
| top | average opponent: 1545record: 4-4 | new rating: 1505 | ||