Hasegawa, Tatuya
Current rating: 1659
Record: 52-43
Grand Prix Nagoya 2014Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Chiba 2015Grand Prix Kobe 2015Grand Prix Nagoya 2016Grand Prix Tokyo 2016Grand Prix Shizuoka 2017Grand Prix Kobe 2017Grand Prix Kyoto 2017Grand Prix Chiba 2018Grand Prix Shizuoka 2018 (legacy)Grand Prix Shizuoka 2018 (standard)Grand Prix Yokohama 2019
| Grand Prix Yokohama 2019 (modern) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 545 | Nakakushi, Akira (1502) | Won 2-0 | +161598 |
| 2modern | 567 | Morishima, Ryouta (1495) | Won 2-0 | +161614 |
| 3modern | 89 | Sugiyama, Nobukatsu (1526) | Won 2-0 | +171631 |
| 4modern | 71 | Asano, Tatsuro (1595) | Won 2-0 | +171648 |
| 5modern | 127 | Soeda, Kohei (1444) | Won 2-1 | +141662 |
| 6modern | 4 | Saito, Tomoharu (1989) | Won 2-1 | +241686 |
| 7modern | 5 | Kageyama, Hiroki (1731) | Won 2-0 | +191705 |
| 8modern | 8 | Shimizu, Yuji (1593) | Lost 0-2 | -201685 |
| 9modern | 35 | Miura, Daichi (1602) | Lost 0-2 | -201665 |
| 10modern | 148 | Kawakami, Yuuta (1559) | Lost 0-2 | -201645 |
| 11modern | 144 | Toriuchi, Daizo (1557) | Won 2-0 | +171662 |
| 12modern | 64 | Sakamoto, Masaaki (1571) | Lost 1-2 | -201642 |
| 13modern | 152 | Sasaki, Yusuke 4501 (1725) | Won 2-0 | +201662 |
| 14modern | 106 | Matsumoto, Tomohiro (1602) | Lost 0-2 | -191643 |
| 15modern | 116 | Mita, Ryoichi (1546) | Won 2-1 | +161659 |
| top | average opponent: 1602record: 10-5 | new rating: 1659 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 405 | Lanus, Nicolas (1519) | Lost 0-2 | -191582 |
| top | record: 0-1 | new rating: 1582 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 47 | Suda, Masahiro (1500) | Won 2-1 | +171583 |
| 2legacy | 151 | Takano, Kodai (1665) | Lost 0-2 | -161567 |
| 3legacy | 510 | Oda, Ryutaro (1532) | Won 2-0 | +171584 |
| 4legacy | 241 | Qian, Zhengrui (1423) | Lost 1-2 | -211563 |
| 5legacy | 428 | Arai, Makoto (1550) | Won 2-1 | +181581 |
| 6legacy | 364 | Matsui, Hisataka (1811) | Won 2-0 | +221603 |
| 7legacy | 168 | Tanaka, Takashi (1558) | Won 2-0 | +171620 |
| 8legacy | 157 | He, Yang (1558) | Lost 1-2 | -191601 |
| top | average opponent: 1574record: 5-3 | new rating: 1601 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 715 | Watanabe, Yusuke 1612 (1500) | Lost 1-2 | -191568 |
| 2sealed | 891 | Takuwa, Kazuya (1608) | Won 2-1 | +191587 |
| 3sealed | 763 | Ishiguro, Satoshi0631 (1636) | Won 2-0 | +181605 |
| 4sealed | 741 | Katou, Masaya (1536) | Lost 1-2 | -191586 |
| 5sealed | 798 | Katada, Masato (1489) | Lost 0-2 | -201566 |
| top | average opponent: 1554record: 2-3 | new rating: 1566 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 502 | Oshima, Yuki (1608) | Won 2-1 | +181630 |
| 3sealed | 480 | Yoshino, Kohei (1597) | Lost 1-2 | -191611 |
| 4sealed | 725 | Hirooka, Toshiki (1457) | Won 2-1 | +151626 |
| 5sealed | 306 | Kaido, Yoshiaki (1347) | Lost 1-2 | -221604 |
| 6sealed | 455 | Baba, Yasunori (1708) | Lost 1-2 | -171587 |
| top | average opponent: 1543record: 2-3 | new rating: 1587 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 74 | Kashita, Naoto (1518) | Lost 1-2 | -191591 |
| 3modern | 784 | Inami, Yuuki (1382) | Won 2-1 | +141605 |
| 4modern | 732 | Tanaka, Kozue (1432) | Won 2-1 | +151620 |
| 5modern | 403 | Higashino, Shogo (1356) | Won 2-0 | +131633 |
| 6modern | 350 | Hayashi, Takatomo (1741) | Won 2-0 | +201653 |
| 7modern | 146 | Tomioka, Teppei (1547) | Lost 1-2 | -201633 |
| 8modern | 296 | Nagae, Kazuya (1461) | Lost 1-2 | -211612 |
| 9modern | 373 | Tasaki, Yasuhiro (1576) | Won 2-1 | +171629 |
| 10modern | 282 | Nomiya, Yohei (1658) | Lost 0-2 | -171612 |
| top | average opponent: 1519record: 5-4 | new rating: 1612 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 283 | Nanba, Yoshinori (1520) | Won 2-0 | +181519 |
| 3standard | 412 | Wu, Kon Fai (1856) | Won 2-1 | +241543 |
| 4standard | 270 | Itou, Hayato (1535) | Won 2-0 | +181561 |
| 5standard | 50 | Ishikawa, Kenya (1483) | Won 2-1 | +171578 |
| 6standard | 78 | Yoshida, Yuuji (1733) | Lost 1-2 | -161562 |
| 7standard | 70 | Hiraoka, Yuto (1528) | Won 2-1 | +181580 |
| 8standard | 105 | Shimizu, Toshiki (1909) | Won 2-0 | +241604 |
| 9standard | 24 | Takesue, Chikara (1750) | Won 2-1 | +201624 |
| 10standard | 32 | Xiao, Han (1860) | Lost 0-2 | -141610 |
| top | average opponent: 1686record: 7-2 | new rating: 1610 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 410 | Ishida, Shinpei (1597) | Won 2-1 | +201518 |
| 3standard | 281 | Aoshima, Satoshi (1462) | Won 2-0 | +171535 |
| 4standard | 124 | Takahashi, Ryo (Saitama) (1521) | Won 2-0 | +181553 |
| 5standard | 84 | Tanji, Kensuke (1553) | Won 2-1 | +181571 |
| 6standard | 43 | Miyagi, Moto (1598) | Won 2-1 | +181589 |
| 7standard | 20 | Washimi, Kazuo (1667) | Lost 0-2 | -161573 |
| 8standard | 41 | Itou, Tomoya (1618) | Lost 1-2 | -181555 |
| 9standard | 193 | Hasegawa, Tsuyoshi (1605) | Lost 1-2 | -171538 |
| 10standard | 293 | Oota, Nobuyuki (1524) | Lost 0-2 | -181520 |
| 11standard | 403 | Uraya, Masamitsu (1455) | Lost 0-2 | -191501 |
| top | average opponent: 1560record: 5-5 | new rating: 1501 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 581 | Yamakawa, Hiroyuki (1415) | Lost 1-2 | -201516 |
| 4sealed | 542 | Yokoyama, Takaya (1546) | Lost 1-2 | -181498 |
| top | average opponent: 1481record: 0-2 | new rating: 1498 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 229 | Miyata, Sho (1500) | Lost 1-2 | -191500 |
| 3standard | 784 | Kobayashi, Masanori 1290 (1407) | Won 2-1 | +171517 |
| 4standard | 655 | Ishihara, Akira (1392) | Won 2-0 | +151532 |
| 5standard | 450 | Chou, Rikii (1553) | Won 2-0 | +191551 |
| 6standard | 95 | Matsunami, Shohei (1521) | Won 2-1 | +171568 |
| 7standard | 183 | Noguchi, Takeshi (1541) | Lost 1-2 | -181550 |
| 8standard | 307 | Suzuki, Kazushige (1778) | Lost 0-2 | -141536 |
| top | average opponent: 1527record: 4-3 | new rating: 1536 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 2077 | Sugiyama, Syun (1571) | Won 2-0 | +191515 |
| 4sealed | 2088 | Yanagawa, Takahiro (1521) | Lost 1-2 | -181497 |
| 5sealed | 2065 | Ueyama, Yuji (1490) | Won 2-1 | +181515 |
| 6sealed | 2094 | Kaminaga, Ryuu (1553) | Won 2-0 | +191534 |
| 7sealed | 2070 | Sato, Yuki4833 (1557) | Lost 1-2 | -181516 |
| 8sealed | 2086 | Takahari, Hiroyuki (1553) | Won 2-0 | +191535 |
| 9sealed | 2057 | Sakai, Ryou (1617) | Lost 0-2 | -161519 |
| top | average opponent: 1552record: 4-3 | new rating: 1519 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 32 | Kurashita, Shinji (1527) | Won 2-1 | +181526 |
| 4sealed | 62 | Okada, Keita (1528) | Lost 0-2 | -181508 |
| 5sealed | 141 | Kozuka, Takashi (1604) | Won 2-0 | +201528 |
| 6sealed | 82 | Shimizu, Yousuke (1652) | Lost 0-2 | -161512 |
| 7sealed | 165 | Ueno, Tomoya (1614) | Lost 0-2 | -161496 |
| top | average opponent: 1585record: 2-3 | new rating: 1496 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 894 | Kobayashi, Yuusuke (1462) | Lost 0-2 | -191507 |
| 2modern | 1145 | Fujimoto, Keita (1484) | Won 2-0 | +181525 |
| 3modern | 1114 | Kishimoto, Hiromi (1507) | Won 2-0 | +181543 |
| 4modern | 868 | Kanegawa, Toshiya (1709) | Lost 0-2 | -151528 |
| 5modern | 1023 | Nagata, Satoshi (1433) | Lost 1-2 | -201508 |
| top | average opponent: 1519record: 2-3 | new rating: 1508 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Shiwaku, Tsuyoshi (1748) | Won 2-0 | +221522 |
| 2sealed | 24 | Satake, Yukihiro (1661) | Lost 0-2 | -151507 |
| 3sealed | 322 | Nakamura, Kousuke (1541) | Won 2-0 | +191526 |
| 4sealed | 157 | Uesugi, Fumiya (1501) | Won 2-1 | +171543 |
| 5sealed | 184 | Matsushima, Yuki (1539) | Won 2-0 | +181561 |
| 6sealed | 70 | Usami, Taro (1605) | Lost 0-2 | -171544 |
| 7sealed | 152 | Abe, Yuji (1576) | Lost 0-2 | -181526 |
| top | average opponent: 1596record: 4-3 | new rating: 1526 | ||