Nakamura, Kouki 3727
Current rating: 1787 (#2557)
Record: 46-35-1
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1711 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 219 | Sekiya, Haruki (1536) | Lost 1-2 | -211690 |
| 4pioneer | 522 | Yoshimura, Takuya (1518) | Won 2-0 | +151705 |
| 5pioneer | 347 | Miyashita, Shota (1588) | Won 2-1 | +161721 |
| 6pioneer | 72 | Shinhama, Takahiko (1573) | Lost 1-2 | -211700 |
| 7pioneer | 360 | Feng, Yang (1620) | Won 2-1 | +171717 |
| 8pioneer | 107 | Suzuki, Kazuhiro 4218 (1736) | Won 2-1 | +181735 |
| 9pioneer | 75 | Ooyama, Yuusuke (1616) | Won 2-0 | +161751 |
| 10pioneer | 105 | Hiroi, Genki (1768) | Won 2-0 | +181769 |
| 11pioneer | 29 | Shimazu, Yoshiki (1784) | Won 2-1 | +181787 |
| 12pioneer | 22 | Mizutani, Naoto (1782) | Won 2-1 | +181805 |
| 13pioneer | 13 | Hayakawa, Sho (1823) | Lost 1-2 | -171788 |
| 14pioneer | 45 | Murase, Hiroshi (1735) | Lost 1-2 | -191769 |
| 15pioneer | 60 | Ju, Yaqiong (1790) | Won 2-1 | +181787 |
| top | average opponent: 1682record: 9-4 | new rating: 1787 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1739 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 251 | Hiroi, Genki (1672) | Lost 1-2 | -201719 |
| 4standard | 272 | Tonouchi, Keita (1728) | Lost 1-2 | -181701 |
| 5standard | 649 | Matsushima, Tsutomu (1340) | Won 2-0 | +121713 |
| 6standard | 371 | Ebisujima, Isao (1528) | Won 2-1 | +151728 |
| 7standard | 361 | Itou, Shougo (1799) | Lost 1-2 | -171711 |
| top | average opponent: 1614record: 2-3 | new rating: 1711 | ||
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 92 | Salvador Arnal, Guillem (2001) | Won 2-0 | +251623 |
| 4sealed | 21 | Nguyen, Huynh (1556) | Won 2-1 | +171640 |
| 5sealed | 19 | Lapnimitchai, Arikorn (1488) | Won 2-0 | +151655 |
| 6sealed | 9 | Weerakitti, Supatip (1631) | Lost 0-2 | -181637 |
| 7sealed | 23 | Meenwatthana, Weerawat (1656) | Lost 1-2 | -181619 |
| 8sealed | 82 | Huang, Tachi (1769) | Won 2-0 | +211640 |
| 9sealed | 39 | Huang, Yung-Ming (1747) | Won 2-1 | +201660 |
| 10draft | 5 | Kwanchaitunya, Sakditat (1606) | Won 2-1 | +171677 |
| 11draft | 35 | Kanegawa, Toshiya (1766) | Won 2-1 | +201697 |
| 12draft | 23 | Leong, Sio Chi (1887) | Lost 0-2 | -151682 |
| 13draft | 55 | Seah, Eric (1640) | Won 2-0 | +171699 |
| 14draft | 45 | Hirami, Tomonori (1796) | Won 2-0 | +201719 |
| 15draft | 31 | Lee, Link (1801) | Won 2-0 | +201739 |
| top | average opponent: 1719record: 10-3 | new rating: 1739 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 312 | Kondo, Shogo (1688) | Won 2-1 | +221523 |
| 4sealed | 215 | Okudera, Taichi (1639) | Won 2-0 | +201543 |
| 5sealed | 107 | Yokota, Takuma (1498) | Lost 0-2 | -191524 |
| 6sealed | 146 | Yamamoto, Tetsuji (1734) | Won 2-0 | +221546 |
| 7sealed | 96 | Tasugi, Keigo (1620) | Won 2-1 | +191565 |
| 8sealed | 50 | Sloo, Felix (1741) | Won 2-0 | +211586 |
| 9sealed | 46 | Wentao, Qi (1852) | Won 2-0 | +231609 |
| 10draft | 106 | Nakano, Tatsuhito (1819) | Lost 1-2 | -141595 |
| 11draft | 4 | Saito, Tomoharu (1930) | Lost 0-2 | -121583 |
| 12draft | 195 | Kitayama, Masaya (1864) | Lost 1-2 | -131570 |
| 13draft | 158 | Huang, Yung-Ming (1723) | Won 2-1 | +201590 |
| 14draft | 153 | Nakamura, Shuhei (2075) | Lost 0-2 | -91581 |
| 15draft | 128 | Uemura, Akira (1571) | Won 2-1 | +171598 |
| top | average opponent: 1750record: 8-5 | new rating: 1598 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 20 | Yoshino, Kohei (1688) | Won 2-0 | +211525 |
| 4standard | 111 | Lim, Zhong Yi (1926) | Lost 1-2 | -111514 |
| 5standard | 191 | Kodama, Kentaro (1527) | Won 2-0 | +191533 |
| 6standard | 56 | Ishihara, Jun (1776) | Lost 1-2 | -141519 |
| 7standard | 219 | Hong, Weihao (1535) | Lost 0-2 | -181501 |
| top | average opponent: 1690record: 2-3 | new rating: 1501 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 69 | Watanabe, Kouhei 8114 (1523) | Lost 1-2 | -171480 |
| 4modern | 735 | Nishizawa, Taichi (1628) | Lost 1-2 | -161464 |
| 5modern | 845 | Kiyotaki, Azusa (1459) | Won 2-1 | +181482 |
| 6modern | 412 | Fukaya, Yuta (1526) | Won 2-1 | +191501 |
| 7modern | 262 | Kositaporn, Nonthakorn (1689) | Won 2-1 | +211522 |
| 8modern | 240 | Takahashi, Masato 3726 (1510) | Lost 1-2 | -181504 |
| top | average opponent: 1556record: 3-3 | new rating: 1504 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 280 | Okada, Hajime (1411) | Lost 0-2 | -211505 |
| 4standard | 533 | Lin, Chi Kuan (1503) | Won 2-1 | +181523 |
| 5standard | 427 | Takemura, Yuuki (1567) | Won 2-0 | +191542 |
| 6standard | 227 | Maruya, Takashi (1638) | Lost 0-2 | -161526 |
| 7standard | 313 | Kurokawa, Junki (1573) | Won 2-0 | +191545 |
| 8standard | 138 | Egeyama, Tomoki (1509) | Won 2-0 | +171562 |
| 9standard | 100 | Nagao, Yasutaka (1809) | Lost 0-2 | -131549 |
| 10standard | 180 | Wada, Kazumasa (1538) | Lost 1-2 | -191530 |
| 11standard | 187 | Tsarkov, Kirill (1853) | Lost 0-2 | -121518 |
| 12standard | 175 | Ogino, Genki (1353) | Lost 0-2 | -211497 |
| top | average opponent: 1575record: 4-6 | new rating: 1497 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 552 | Maruyama, Yuichiro (1600) | Lost 1-2 | -151454 |
| 4standard | 724 | Takahashi, Takuya (1417) | Won 2-0 | +171471 |
| 5standard | 586 | Xu, Siying (1859) | Lost 0-2 | -111460 |
| 6standard | 646 | Mizuno, Nobuyoshi (1457) | Won 2-0 | +181478 |
| 7standard | 402 | Sato, Naoki0360 (1449) | Won 2-1 | +171495 |
| 8standard | 436 | Morita, Yo (1691) | Won 2-0 | +221517 |
| 9standard | 143 | Suzuki, Akira3942 (1506) | Draw 1-1 | -11516 |
| 10standard | 121 | Kanda, Nobuaki (1502) | Won 2-0 | +181534 |
| 11standard | 78 | Kojima, Yukitaka (1638) | Won 2-0 | +201554 |
| 12standard | 47 | Jiang, Yiren (1800) | Lost 1-2 | -141540 |
| 13standard | 81 | Watanabe, Kouhei 8114 (1600) | Lost 0-2 | -161524 |
| 14standard | 104 | Tsuzaki, Akira (1612) | Won 2-0 | +191543 |
| 15standard | 81 | Naganawa, Yuuki (1565) | Lost 1-2 | -171526 |
| top | average opponent: 1592record: 7-5-1 | new rating: 1526 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 408 | Fan, Yiduo (1529) | Lost 0-2 | -171483 |
| 4sealed | 615 | Naide, Kazutaka (1786) | Lost 1-2 | -131470 |
| 5sealed | 563 | Shiohata, Ryosuke (1426) | Won 2-1 | +171487 |
| 6sealed | 403 | Yokomizo, Gouki (1492) | Lost 1-2 | -181469 |
| top | average opponent: 1558record: 1-3 | new rating: 1469 | ||