Atsumi, Yoshihiro
Current rating: 1481
Record: 29-31-5
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 90 | Cheung, Andy (1500) | Lost 0-2 | -181481 |
| top | record: 0-1 | new rating: 1481 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 365 | Ogsawara, Akira (1481) | Won 2-0 | +181495 |
| 2sealed | 519 | Hatta, Tetsuya (1465) | Won 2-0 | +171512 |
| 3sealed | 171 | Oota, Nobuyuki (1617) | Won 2-1 | +201532 |
| 4sealed | 68 | Ohki, Tatsuhiko (1739) | Lost 1-2 | -141518 |
| 5sealed | 213 | Huruta, Syuuhei (1488) | Lost 1-2 | -191499 |
| top | average opponent: 1558record: 3-2 | new rating: 1499 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 454 | Ogata, Taro (1577) | Lost 0-2 | -161477 |
| top | record: 0-1 | new rating: 1477 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 662 | Shiota, Fumihiko (1783) | Lost 0-2 | -141525 |
| 2legacy | 736 | Kawano, Takahiro (1320) | Lost 0-2 | -211504 |
| 3legacy | 1079 | Kihara, Yasuyuki (1396) | Won 2-0 | +161520 |
| 4legacy | 911 | Kurikage, Kazuya (1357) | Won 2-1 | +151535 |
| 5legacy | 722 | Komiyama, Kenichiro (1489) | Lost 1-2 | -191516 |
| 6legacy | 816 | Sato, Ryohei1027 (1470) | Won 2-1 | +171533 |
| 7legacy | 675 | Griswold, Ethan (1425) | Lost 1-2 | -201513 |
| 8legacy | 729 | Shimamura, Kazushige (1401) | Lost 1-2 | -201493 |
| top | average opponent: 1455record: 3-5 | new rating: 1493 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1002 | Woolfolk, Adam (1538) | Draw 1-1 | +11493 |
| 2standard | 1005 | Fu, Dang (1497) | Won 2-1 | +181511 |
| 3standard | 1020 | Hung, Hsun Hao (1689) | Lost 0-2 | -141497 |
| 4standard | 1024 | Lai, Chun Yen (1502) | Won 2-0 | +181515 |
| 5standard | 1014 | Ichinohe, Hirona (1502) | Won 2-1 | +171532 |
| 6standard | 1008 | Ng, Thengwei (1528) | Won 2-1 | +181550 |
| 7standard | 1005 | Sugiyama, Yuya (1932) | Lost 1-2 | -111539 |
| top | average opponent: 1599record: 4-2-1 | new rating: 1539 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1037 | Hato, Yuya (1500) | Draw 1-1 | +11448 |
| 2standard | 783 | Fukuda, Gaku (1500) | Won 2-0 | +191467 |
| 3standard | 732 | Shibata, Yuuya (1566) | Won 2-0 | +191486 |
| 4standard | 380 | Hosaka, Atsushi (1539) | Won 2-1 | +191505 |
| 5standard | 187 | Sawada, Kazuki (1580) | Draw 1-1 | +21507 |
| 6standard | 431 | Tokuma, Hikaru (1556) | Won 2-1 | +191526 |
| 7standard | 255 | Reyes, Bejay (1569) | Lost 0-2 | -181508 |
| 8standard | 463 | Matsumoto, Takumi (1562) | Draw 1-1 | +11509 |
| 9standard | 426 | Hjortness, Joel (1559) | Won 2-0 | +191528 |
| 10standard | 426 | Oonuma, Hiroki (1553) | Lost 1-2 | -171511 |
| 11standard | 394 | Sumiya, Takayuki (1491) | Lost 0-2 | -191492 |
| top | average opponent: 1543record: 5-3-3 | new rating: 1492 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 549 | Tateishi, Yuuya (1600) | Lost 0-2 | -171504 |
| 2sealed | 985 | Kotsuma, Taiichi (1451) | Lost 0-2 | -191485 |
| 3sealed | 1227 | Taniguchi, Tomohiro (1365) | Lost 1-2 | -201465 |
| 4sealed | 1223 | Nakamura, Ryota8861 (1448) | Lost 0-2 | -181447 |
| top | average opponent: 1466record: 0-4 | new rating: 1447 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 509 | Koike, Yuya (1500) | Won 2-1 | +191508 |
| 2standard | 525 | Sasaki, Masaya (1362) | Lost 1-2 | -211487 |
| 3standard | 843 | Hattori, Kosuke (1473) | Lost 1-2 | -181469 |
| 4standard | 1104 | Yamazaki, Jun (1422) | Won 2-0 | +171486 |
| 5standard | 793 | Koh, Nicholas (1466) | Won 1-0 | +171503 |
| 6standard | 614 | Aoi, Masashi (1515) | Won 2-1 | +191522 |
| 7standard | 513 | Yasunaka, Shinichi (1459) | Won 2-1 | +171539 |
| 8standard | 346 | Choi, Minsu (1552) | Lost 1-2 | -181521 |
| top | average opponent: 1468record: 5-3 | new rating: 1521 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 279 | Yotsumoto, Yuki (1662) | Lost 0-2 | -151491 |
| 2extended | 485 | Yakugawa, Ryuusei (1482) | Lost 1-2 | -191472 |
| 3extended | 442 | Hasegawa, Tsuguto (1432) | Won 2-1 | +181490 |
| 4extended | 361 | Oda, Naoki (1432) | Won 2-1 | +171507 |
| 5extended | 350 | Arai, Kenichiro (1551) | Lost 1-2 | -181489 |
| top | average opponent: 1512record: 2-3 | new rating: 1489 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 183 | Kashima, Akihiro (1674) | Lost 0-0 | -161505 |
| 2sealed | 230 | Oono, Hirofumi (1477) | Won 2-0 | +181523 |
| 3sealed | 158 | Hayashi, Takatomo (1604) | Lost 1-2 | -171506 |
| 4sealed | 261 | Yamada, Taizo (1483) | Won 2-0 | +181524 |
| 5sealed | 215 | Watanabe, Shinji (1508) | Lost 0-2 | -181506 |
| top | average opponent: 1549record: 2-3 | new rating: 1506 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Suzuoka, Toshimitsu (1576) | Lost 0-2 | -171538 |
| 2sealed | 130 | Yanagisawa, Tadahiro (1597) | Lost 0-2 | -171521 |
| top | average opponent: 1587record: 0-2 | new rating: 1521 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 23 | Minami, Masashi (1565) | Lost 1-2 | -171483 |
| 2block | 130 | Oikawa, Tetsuro (1482) | Won 2-0 | +181501 |
| 3block | 138 | Tanaka, Kenji (1500) | Lost 1-2 | -181483 |
| 4block | 186 | Niiyama, Masahiro (1429) | Won 2-1 | +171500 |
| 5block | 159 | Suzuki, Masatsuna (1581) | Won 2-0 | +201520 |
| 6block | 76 | Neki, Haruyuki (1506) | Won 2-0 | +171537 |
| 7block | 59 | Maeda, Tsuyoshi (1522) | Won 2-0 | +181555 |
| 8block | 31 | Matsuoka, Takayuki (1560) | Draw 1-1 | 01555 |
| top | average opponent: 1518record: 5-2-1 | new rating: 1555 | ||