Kobayashi, Atsumu
Current rating: 1492
Record: 82-91-1
- 2010
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 268 | Watanabe, Kouhei 8114 (1642) | Lost 0-2 | -161526 |
| 4pioneer | 514 | Katagiri, Kazushi (1687) | Lost 1-2 | -151511 |
| 5pioneer | 556 | Lim, Chee Huang (1470) | Lost 1-2 | -191492 |
| top | average opponent: 1600record: 0-3 | new rating: 1492 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 170 | Tanaka, Hironao (1716) | Won 2-0 | +221541 |
| 4standard | 38 | Arisue, Kei (1455) | Lost 1-2 | -201521 |
| 5standard | 346 | Yamada, Yoshitaka (1454) | Draw 1-1 | -11520 |
| 6standard | 270 | Ishibashi, Yukinori (1537) | Won 2-0 | +181538 |
| 7standard | 160 | Kubota, Youkou (1521) | Won 2-0 | +181556 |
| 8standard | 90 | Sasabe, Yusuke (1798) | Lost 0-2 | -141542 |
| top | average opponent: 1580record: 3-2-1 | new rating: 1542 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 81 | Suzuki, Masahiro 5436 (1656) | Lost 1-2 | -151492 |
| 4sealed | 513 | Kawamata, Daisuke (1658) | Lost 0-2 | -151477 |
| 5sealed | 751 | Kosaka, Yuki (1524) | Won 2-0 | +191496 |
| 6sealed | 651 | Kobayashi, Tomonori (1517) | Won 2-0 | +181514 |
| 7sealed | 395 | Yamagata, Hiroki (1548) | Won 2-0 | +191533 |
| 8sealed | 225 | Kaneko, Masayuki3656 (1764) | Lost 0-2 | -141519 |
| top | average opponent: 1611record: 3-3 | new rating: 1519 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 21 | Mizutani, Yosuke (1820) | Won 2-0 | +231535 |
| 4standard | 114 | Deng, Jun (1628) | Lost 0-2 | -161519 |
| 5standard | 110 | Jiang, Hongjiu (1563) | Lost 0-2 | -171502 |
| 6standard | 314 | Sasabe, Yusuke (1799) | Won 2-1 | +231525 |
| 7standard | 118 | Lin, You-Yi (1536) | Lost 1-2 | -181507 |
| top | average opponent: 1669record: 2-3 | new rating: 1507 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 118 | Komiyama, Kouhei (1481) | Won 2-0 | +181520 |
| 4modern | 101 | Tamada, Ryoichi (1803) | Lost 1-2 | -131507 |
| 5modern | 455 | Kimura, Kazuki (1639) | Won 2-1 | +201527 |
| 6modern | 96 | Miki, Kenta (1516) | Won 2-0 | +181545 |
| 7modern | 106 | Kamimura, Fumihiro (1612) | Won 2-0 | +191564 |
| 8modern | 39 | Takao, Akinao (1633) | Won 2-1 | +191583 |
| 9modern | 14 | Okuno, Ryohei (1788) | Lost 1-2 | -141569 |
| 10modern | 81 | Tanahashi, Masayasu (1947) | Lost 1-2 | -111558 |
| 11modern | 173 | Hiwatashi, Yasurou (1590) | Lost 0-2 | -181540 |
| 12modern | 177 | Sashida, Tomoro (1673) | Won 2-1 | +211561 |
| 13modern | 143 | Takeda, Takashi (1599) | Lost 0-2 | -181543 |
| 14modern | 158 | Takano, Hayato (1685) | Lost 1-2 | -151528 |
| 15modern | 154 | Liu, Yi Pang (1645) | Lost 0-2 | -161512 |
| top | average opponent: 1662record: 6-7 | new rating: 1512 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 428 | Akagi, Takaaki (1319) | Lost 0-2 | -211474 |
| 4standard | 519 | Yanase, Yuyo (1521) | Won 2-0 | +191493 |
| 5standard | 440 | Tanaka, Hayato (1590) | Won 2-1 | +191512 |
| 6standard | 127 | Takahashi, Ryo 3906 (1739) | Lost 0-2 | -141498 |
| 7standard | 312 | Urasawa, Taiji (1772) | Won 2-1 | +231521 |
| 8standard | 213 | Hirosawa, Yuki (1447) | Lost 0-2 | -191502 |
| top | average opponent: 1565record: 3-3 | new rating: 1502 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 348 | Kondo, Shohei (1589) | Lost 1-2 | -171500 |
| 5standard | 452 | Taniguchi, Hironobu (1526) | Won 2-0 | +191519 |
| 6standard | 405 | Takahashi, Masamichi (1532) | Won 2-0 | +181537 |
| 7standard | 335 | Nakane, Takamichi (1536) | Lost 0-2 | -181519 |
| 8standard | 305 | Konishi, Akio (1566) | Won 2-1 | +191538 |
| 9standard | 68 | Kawagishi, Genki (1577) | Won 2-0 | +191557 |
| 10standard | 109 | Nakajima, Chikara (1827) | Lost 0-2 | -131544 |
| 11standard | 123 | Kimura, Shigeki (1724) | Won 2-1 | +211565 |
| 12standard | 99 | Ohkawa, Yusuke (1626) | Lost 1-2 | -171548 |
| 13standard | 109 | Kanagawa, Takuya (1591) | Lost 1-2 | -171531 |
| 14standard | 122 | Hamaguchi, Shoji (1473) | Lost 1-2 | -191512 |
| 15standard | 127 | Harada, Yugo (1579) | Lost 1-2 | -171495 |
| top | average opponent: 1596record: 5-7 | new rating: 1495 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 39 | Tsujikawa, Taiga (1942) | Lost 0-2 | -111553 |
| 4legacy | 381 | Sato, Keisuke (1657) | Lost 0-2 | -171536 |
| 5legacy | 527 | Kanamori, Ryousuke (1466) | Lost 1-2 | -191517 |
| top | average opponent: 1688record: 0-3 | new rating: 1517 | ||
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 31 | Furuya, Youhei (1778) | Lost 0-2 | -141535 |
| 4modern | 200 | Urase, Ryosuke (1834) | Won 2-0 | +231558 |
| 5modern | 106 | Zhou, Xiaoyi (1605) | Won 2-0 | +191577 |
| 6modern | 43 | Tong, Christopher (1818) | Lost 0-2 | -141563 |
| 7modern | 166 | Chu, Jun Hao (1594) | Lost 0-2 | -171546 |
| 8modern | 161 | Kuan, Daniel (1553) | Won 2-0 | +181564 |
| top | average opponent: 1697record: 3-3 | new rating: 1564 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 485 | Sasabe, Yusuke (1824) | Lost 0-2 | -131532 |
| 4sealed | 331 | Nukita, Yosuke (1754) | Won 2-0 | +221554 |
| 5sealed | 372 | Taki, Masaya (1455) | Lost 0-2 | -201534 |
| 6sealed | 661 | Ishizaka, Akira (1529) | Lost 0-2 | -181516 |
| 7sealed | 616 | Yoshida, Akihiko (1497) | Won 2-1 | +171533 |
| 8sealed | 482 | Ooba, Hideto (1381) | Won 2-0 | +161549 |
| top | average opponent: 1573record: 3-3 | new rating: 1549 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 296 | Tse, Yuk Yin (1567) | Won 2-0 | +181620 |
| 4sealed | 126 | Kobayashi, Akio (1502) | Lost 1-2 | -201600 |
| 5sealed | 529 | Yoshii, Akimi (1456) | Lost 0-2 | -211579 |
| 6sealed | 551 | Yoshihara, Tomoki (1547) | Won 2-0 | +171596 |
| 7sealed | 449 | Yokoyama, Takaya (1627) | Lost 1-2 | -171579 |
| 8sealed | 496 | Juchli, Jan (1533) | Lost 1-2 | -191560 |
| 9sealed | 587 | Ng, Meng Cheong (1702) | Lost 0-2 | -151545 |
| top | average opponent: 1562record: 2-5 | new rating: 1545 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1671 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 342 | Akamine, Yuta (1499) | Lost 1-2 | -211650 |
| 4modern | 890 | Uesugi, Fumiya (1551) | Won 2-0 | +161666 |
| 5modern | 462 | Asakura, Yoshitomo (1627) | Lost 1-2 | -191647 |
| 6modern | 538 | Itoh, Akira (1360) | Lost 1-2 | -231624 |
| 7modern | 883 | Kaneko, Junpei (1554) | Won 2-1 | +171641 |
| 8modern | 713 | Tasaki, Yasuhiro (1557) | Lost 1-2 | -201621 |
| 9modern | 690 | Lu, Bo (1571) | Lost 1-2 | -191602 |
| top | average opponent: 1531record: 2-5 | new rating: 1602 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 526 | Kiyonaga, Sho (1609) | Won 2-0 | +181634 |
| 4standard | 171 | Takahashi, Eiji (1558) | Won 2-1 | +171651 |
| 5standard | 70 | Sasabe, Yusuke (1618) | Lost 0-2 | -191632 |
| 6standard | 304 | Yamamoto, Ryoichi (1546) | Won 2-1 | +171649 |
| 7standard | 201 | Okada, Masakazu (1583) | Won 2-1 | +161665 |
| 8standard | 36 | Nakano, Shinji (1803) | Won 2-0 | +211686 |
| 9standard | 77 | Ito, Masahiro (1701) | Won 2-1 | +181704 |
| 10standard | 26 | Hayasi, Syouta (1678) | Lost 0-2 | -181686 |
| 11standard | 98 | Ehara, Kouta (1614) | Lost 0-2 | -201666 |
| 12standard | 127 | Yamagami, Yudai (1769) | Lost 1-2 | -161650 |
| 13standard | 153 | Komiyama, Kenichiro (1552) | Won 2-1 | +161666 |
| 14standard | 147 | Yoshimori, Sho (1847) | Lost 0-2 | -141652 |
| 15standard | 144 | Son, Kii (1714) | Won 2-0 | +191671 |
| top | average opponent: 1661record: 8-5 | new rating: 1671 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 166 | Matsui, Yasuo (1658) | Lost 1-2 | -171586 |
| 4legacy | 589 | Yoshino, Takaaki (1449) | Lost 1-2 | -211565 |
| 5legacy | 886 | Suzuki, Yuto (1498) | Won 2-1 | +171582 |
| 6legacy | 414 | Kobayashi, Souma (1500) | Won 2-1 | +171599 |
| 7legacy | 261 | You, Soyo (1517) | Won 2-1 | +161615 |
| 8legacy | 255 | Tabuchi, Toshiyuki (1524) | Won 2-0 | +161631 |
| 9legacy | 178 | Inoue, Toru (1849) | Won 2-1 | +221653 |
| 10legacy | 146 | Okimura, Yosuke (1500) | Won 2-0 | +161669 |
| 11legacy | 72 | Huang, Shun-Fa (1617) | Lost 0-2 | -191650 |
| 12legacy | 140 | Sugita, Daichi (1697) | Won 2-1 | +191669 |
| 13legacy | 63 | Lam, Joe (1845) | Lost 1-2 | -151654 |
| 14legacy | 140 | Watanabe, Yuta (1690) | Lost 0-2 | -181636 |
| 15legacy | 155 | Katakawa, Souta (1517) | Lost 0-2 | -201616 |
| top | average opponent: 1605record: 7-6 | new rating: 1616 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 116 | Nakano, Shinji (1769) | Lost 1-2 | -131456 |
| 4standard | 963 | Wong, James [SGP] (1621) | Won 2-1 | +211477 |
| 5standard | 459 | Hagiwara, Genta (1853) | Won 2-0 | +251502 |
| 6standard | 303 | Tamoto, Kei (1350) | Won 2-1 | +151517 |
| 7standard | 103 | Takahari, Hiroyuki (1580) | Won 2-1 | +191536 |
| 8standard | 84 | Katagiri, Kazushi (1630) | Won 2-1 | +201556 |
| 9standard | 40 | Harane, Kenta (1886) | Won 2-1 | +231579 |
| 10standard | 23 | Itou, Tomoya (1654) | Won 2-1 | +201599 |
| 11standard | 12 | Yada, Kazuki (1863) | Lost 0-2 | -131586 |
| 12standard | 51 | Takahashi, Yuta (2039) | Lost 0-2 | -111575 |
| 13standard | 82 | Seki, Takayuki (1608) | Won 2-1 | +191594 |
| 14standard | 46 | Okumura, Yuji (1864) | Lost 1-2 | -131581 |
| 15standard | 75 | Yamagami, Yudai (1813) | Won 2-1 | +221603 |
| top | average opponent: 1733record: 9-4 | new rating: 1603 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 286 | Kosuga, Shuhei (1401) | Won 2-1 | +161523 |
| 3sealed | 476 | Oshima, Yuki (1657) | Lost 0-2 | -161507 |
| 4sealed | 654 | An, Youngkill (1484) | Lost 0-2 | -181489 |
| 5sealed | 948 | Aizawa, Takahiro (1471) | Lost 0-2 | -191470 |
| 6sealed | 895 | Nakatani, Hiroki (1429) | Lost 1-2 | -181452 |
| 7sealed | 894 | Shang, Shijie (1392) | Lost 0-2 | -191433 |
| 8sealed | 819 | Li, Zhenbo (1403) | Won 2-0 | +171450 |
| 9sealed | 663 | Takasugi, Tomoki (1486) | Won 2-1 | +191469 |
| top | average opponent: 1465record: 3-5 | new rating: 1469 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 113 | Oda, Ryota (1482) | Won 2-0 | +181503 |
| 3standard | 48 | Shoji, Kenta (1580) | Won 2-0 | +191522 |
| 4standard | 148 | Taiga, Terasaka (1554) | Won 2-1 | +191541 |
| 5standard | 39 | Matsumoto, Yuki1423 (1684) | Lost 1-2 | -161525 |
| 6standard | 108 | Nakagami, Takanori (1488) | Lost 1-2 | -181507 |
| 7standard | 482 | Tuda, Yoshiyuki (1494) | Won 2-0 | +171524 |
| 8standard | 314 | Takagi, Hideto (1536) | Lost 0-2 | -171507 |
| top | average opponent: 1546record: 4-3 | new rating: 1507 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 943 | Hirose, Daichi (1350) | Won 2-0 | +151543 |
| 3sealed | 944 | Yashiki, Kouichi (1417) | Lost 0-2 | -201523 |
| 4sealed | 1002 | Ichinohe, Hirona (1568) | Won 2-0 | +181541 |
| 5sealed | 964 | Moriyasu, Genki (1604) | Lost 1-2 | -161525 |
| 6sealed | 1074 | Isoda, Yusuke (1334) | Lost 0-2 | -221503 |
| 7sealed | 1037 | Sano, Tomokazu (1481) | Lost 0-2 | -181485 |
| top | average opponent: 1459record: 2-4 | new rating: 1485 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 585 | Nakanishi, Yutaka (1453) | Won 2-0 | +181519 |
| 3legacy | 663 | Sato, Hisao (1611) | Lost 0-2 | -171502 |
| 4legacy | 717 | Yukimoto, Tomofumi (1532) | Won 2-0 | +191521 |
| 5legacy | 613 | Sudibyo, Chrisandi (1440) | Won 2-0 | +161537 |
| 6legacy | 575 | Kitahara, Hiroaki (1894) | Won 2-1 | +251562 |
| 7legacy | 524 | Minami, Daiki (1557) | Lost 1-2 | -191543 |
| 8legacy | 605 | Tashiro, Kouichi (1694) | Lost 1-2 | -151528 |
| top | average opponent: 1597record: 4-3 | new rating: 1528 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 80 | Kobayashi, Kazuto (1623) | Lost 1-2 | -161502 |
| 3sealed | 267 | Yamato, Kohei (1502) | Won 2-1 | +181520 |
| 4sealed | 237 | Koseki, Kouta (1557) | Won 2-0 | +181538 |
| 5sealed | 166 | Hamada, Kouji (1477) | Lost 0-2 | -191519 |
| 6sealed | 206 | Horiuchi, Makoto (1529) | Lost 1-2 | -181501 |
| top | average opponent: 1538record: 2-3 | new rating: 1501 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 751 | Adachi, Junya (1402) | Won 2-0 | +161511 |
| 2modern | 984 | Shiotani, Makoto (1517) | Won 2-0 | +181529 |
| 3modern | 788 | Okada, Naoya (1606) | Lost 1-2 | -161513 |
| 4modern | 898 | Ogawa, Mahito (1517) | Won 2-1 | +181531 |
| 5modern | 876 | Nose, Koji (1907) | Won 2-1 | +241555 |
| 6modern | 792 | Oogai, Yuuta (1489) | Lost 1-2 | -191536 |
| 7modern | 882 | Nakao, Motohiko (1523) | Lost 1-2 | -181518 |
| top | average opponent: 1566record: 4-3 | new rating: 1518 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 96 | Aoki, Ryoya (1498) | Won 2-1 | +181509 |
| 3standard | 104 | Suzuki, Ryo (1478) | Lost 1-2 | -181491 |
| 4standard | 172 | Asai, Keniti (1521) | Won 2-0 | +181509 |
| 5standard | 123 | Shibuya, Ryosuke (1527) | Lost 1-2 | -181491 |
| 6standard | 129 | Tsukahara, Kazuto (1685) | Lost 1-2 | -141477 |
| 7standard | 230 | Yamashita, Hiromichi (1414) | Lost 1-2 | -191458 |
| 8standard | 211 | Atobe, Kazuki (1468) | Won 2-0 | +181476 |
| 9standard | 319 | Urata, Takurou (1518) | Won 2-1 | +191495 |
| top | average opponent: 1514record: 4-4 | new rating: 1495 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 114 | Haraldsson, Hedinn (1475) | Won 2-0 | +181518 |
| 2standard | 38 | Hashimoto, Yuu (1722) | Lost 0-2 | -151503 |
| 3standard | 150 | Komiya, Tadayoshi (1677) | Lost 1-2 | -151488 |
| 4standard | 306 | Fujita, Toshitake (1509) | Won 2-0 | +191507 |
| 5standard | 258 | Tanahashi, Takahiro (1504) | Lost 1-2 | -181489 |
| 6standard | 314 | Takahashi, Masakazu (1481) | Won 2-0 | +181507 |
| 7standard | 224 | Akiyama, Takashi (1641) | Lost 0-2 | -161491 |
| top | average opponent: 1573record: 3-4 | new rating: 1491 | ||