Hasegawa, Hironobu
Current rating: 1603
Record: 33-33-2 (GP) / 20-18 (professional)
Grand Prix Kyoto 2003Grand Prix Yokohama 2003Grand Prix Shizuoka 2003Grand Prix Okayama 2004Grand Prix Nagoya 2004Grand Prix Yokohama 2004Grand Prix Niigata 2005Pro Tour Los Angeles 2005Pro Tour Honolulu 2006Grand Prix Hiroshima 2006Pro Tour Kobe 2006Grand Prix Kyoto 2007Grand Prix Kitakyushu 2007Grand Prix Shizuoka 2008Grand Prix Kobe 2008
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 117 | Nakada, Yuuji (1502) | Lost 0-2 | -201604 |
| 3block | 201 | Ogura, Yuuki (1500) | Won 2-0 | +161620 |
| 4block | 162 | Yamagata, Masashi (1518) | Won 2-1 | +161636 |
| 5block | 68 | Yamamoto, Shouhei (1852) | Lost 1-2 | -141622 |
| 6block | 153 | Juumonji, Ryou (1562) | Lost 1-2 | -191603 |
| top | average opponent: 1587record: 2-3 | new rating: 1603 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 86 | Yamashita, Kouhei (1553) | Lost 1-2 | -181547 |
| 2standard | 264 | Suzuki, Mikito (1502) | Won 2-0 | +171564 |
| 3standard | 180 | Yasuda, Masayuki (1518) | Won 2-1 | +171581 |
| 4standard | 135 | Kawachi, Yusuke (1496) | Won 2-0 | +171598 |
| 5standard | 144 | Katagiri, Shinichi (1541) | Won 2-1 | +161614 |
| 6standard | 93 | Tanaka, Hisaya (1827) | Won 2-0 | +221636 |
| 7standard | 95 | Oohashi, Toshiya (1522) | Won 2-0 | +161652 |
| 8standard | 23 | Azuma, Motokiyo (1813) | Won 2-1 | +211673 |
| 9standard | 39 | Mitamura, Kazuya (1954) | Lost 1-2 | -131660 |
| 10standard | 54 | Kimura, Kazuki (1611) | Won 2-0 | +171677 |
| 11standard | 41 | Yoshioka, Ryouji (1572) | Lost 0-2 | -201657 |
| 12standard | 48 | Hosokawa, Yuya (1589) | Lost 0-2 | -191638 |
| 13standard | 15 | Kuroda, Masashiro (1849) | Lost 1-2 | -141624 |
| top | average opponent: 1642record: 8-5 | new rating: 1624 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 37 | Motoyama, Kazuhiko (1719) | Lost 1-2 | -161586 |
| 3sealed | 81 | Suzuki, Ryuuichi (1425) | Lost 1-2 | -211565 |
| top | average opponent: 1572record: 0-2 | new rating: 1565 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1641 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 210 | Koyama, Kenta (1590) | Lost 0-2 | -191622 |
| 3standard | 258 | Sato, Makoto (1515) | Lost 0-2 | -201602 |
| top | average opponent: 1552record: 0-2 | new rating: 1602 | ||
| Pro Tour Kobe 2006 (TSP draft) | starting rating: 1668 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 183 | Arita, Ryuichi (1815) | Lost 1-2 | -151653 |
| 2draft | 178 | Cook, Richard (1621) | Won 2-1 | +181671 |
| 3draft | 188 | Dominguez, Javier (1803) | Lost 1-2 | -161655 |
| 4draft | 93 | Szleifer, Gadiel (1927) | Won 2-1 | +231678 |
| 5draft | 103 | Zhou, George (1551) | Lost 0-2 | -211657 |
| 6draft | 70 | Wakisaka, Yuusuke (1716) | Lost 0-2 | -161641 |
| top | average opponent: 1739record: 2-4 | new rating: 1641 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1694 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 9 | Honda, Masaya (1461) | Lost 0-2 | -231671 |
| 3sealed | 110 | Takayama, Kenta (1569) | Won 2-1 | +171688 |
| 4sealed | 80 | Mitamura, Kazuya (1631) | Lost 1-2 | -201668 |
| top | average opponent: 1554record: 1-2 | new rating: 1668 | ||
| Pro Tour Honolulu 2006 (GPT standard) | starting rating: 1673 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 202 | McCall, Max (1667) | Won 2-0 | +181691 |
| 2standard | 90 | Cheesman, Richard (1378) | Won 2-1 | +121703 |
| 3standard | 40 | Reynolds, Ryan (1605) | Lost 0-2 | -201683 |
| 4standard | 33 | Belmonte Castro, Raul (1576) | Won 2-1 | +161699 |
| 5standard | 18 | Swarowski, Robert (1816) | Won 2-0 | +211720 |
| 6standard | 24 | Saito, Tomoharu (1876) | Won 2-1 | +201740 |
| 7standard | 15 | Wright, Stuart (1902) | Won 2-1 | +211761 |
| 8standard | 6 | Damo da Rosa, Paulo Vitor (1876) | Lost 0-2 | -161745 |
| 9standard | 26 | Shinkins, Stewart (1885) | Won 2-0 | +211766 |
| 10standard | 5 | Ruel, Olivier (2209) | Lost 0-2 | -101756 |
| 11standard | 17 | Shiozu, Ryouma (1910) | Lost 1-2 | -161740 |
| 12standard | 28 | Moreno, William (1609) | Lost 1-2 | -201720 |
| 13standard | 48 | Tautic, Raymond (1806) | Won 2-1 | +191739 |
| 14standard | 37 | Grondahl, Erik (1846) | Lost 1-2 | -161723 |
| 15standard | 44 | Carvalho, Marcio (2093) | Lost 1-2 | -111712 |
| 16standard | 46 | Yurchick, Adam (1692) | Lost 1-2 | -181694 |
| top | average opponent: 1797record: 8-8 | new rating: 1694 | ||
| Pro Tour Los Angeles 2005 (extended) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 6 | Bui, Lucien (1731) | Won 2-0 | +211583 |
| 2extended | 25 | Moreno, William (1553) | Lost 0-2 | -181565 |
| 3extended | 65 | Kashihara, Motonori (1539) | Lost 0-2 | -191546 |
| 4extended | 96 | Doshi, Vishvas (1619) | Won 2-1 | +191565 |
| 5extended | 99 | Perez Paez, Oscar (1652) | Won 2-0 | +201585 |
| 6extended | 73 | Martin, Quentin (1838) | Won 2-1 | +221607 |
| 7extended | 54 | Lo Moro, Raffaele (1887) | Lost 1-2 | -131594 |
| 8extended | 68 | Nerhus, Steinar (1540) | Won 2-1 | +171611 |
| 9extended | 57 | Katayama, Takahiro (1819) | Lost 0-2 | -141597 |
| 10extended | 51 | Zampere Junior, Celso (1785) | Won 2-0 | +221619 |
| 11extended | 34 | Eigner, Nikolaus (1981) | Won 2-1 | +241643 |
| 12extended | 27 | Douglass, Morgan (1788) | Lost 0-2 | -151628 |
| 13extended | 31 | Okamoto, Jin (1819) | Won 2-1 | +211649 |
| 14extended | 27 | Chan, Tiago (1891) | Won 2-1 | +221671 |
| 15extended | 27 | Fine, Marshall (1742) | Won 2-1 | +201691 |
| 16extended | 17 | Dominguez Roldan, Fernando De Jesus (1703) | Lost 1-2 | -181673 |
| top | average opponent: 1743record: 10-6 | new rating: 1673 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 52 | Hasegawa, Shigeyuki (1484) | Lost 0-2 | -181502 |
| 3block | 104 | Fuji, Yuusuke (1496) | Draw 1-1 | 01502 |
| 4block | 161 | Kurashima, Kazuki (1520) | Won 2-0 | +181520 |
| 5block | 114 | Akiyama, Takashi (1576) | Won 2-0 | +191539 |
| 6block | 74 | Watanabe, Taiga (1570) | Won 2-0 | +181557 |
| 7block | 49 | Anzai, Yoshio (1415) | Won 2-1 | +161573 |
| 8block | 33 | Arai, Tadayuki (1575) | Won 2-1 | +181591 |
| 9block | 15 | Tomita, Shuntarou (1676) | Won 2-1 | +191610 |
| 10block | 10 | Aridome, Tomohiro (1670) | Lost 0-2 | -161594 |
| 11block | 15 | Katayama, Hidenori (1680) | Lost 0-2 | -171577 |
| 12block | 22 | Hirosawa, Yuuta (1740) | Lost 0-2 | -151562 |
| 13block | 25 | Natsume, Takuya (1523) | Won 2-0 | +171579 |
| 14block | 22 | Kagami, Gen (1616) | Lost 1-2 | -171562 |
| top | average opponent: 1580record: 7-5-1 | new rating: 1562 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 204 | Mori, Junpei (1527) | Won 2-0 | +181518 |
| 2sealed | 108 | Hirose, Yuuki (1592) | Lost 1-2 | -171501 |
| 3sealed | 247 | Kitagawa, Keiichi (1499) | Lost 1-2 | -181483 |
| 4sealed | 263 | Mitsui, Hideo (1434) | Won 2-0 | +171500 |
| 5sealed | 179 | Syouyama, Youhei (1611) | Won 2-0 | +201520 |
| 6sealed | 143 | Hatano, Akira (1516) | Won 2-0 | +181538 |
| 7sealed | 63 | Satou, Kenji (1535) | Lost 1-2 | -181520 |
| top | average opponent: 1531record: 4-3 | new rating: 1520 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 42 | Fujitsuka, Shougo (1577) | Lost 0-2 | -171500 |
| 3standard | 298 | Ikeda, Naoto (1476) | Won 2-1 | +181518 |
| 4standard | 219 | Iritani, Kenichi (1500) | Lost 1-2 | -191499 |
| 5standard | 228 | Mizuno, Shinsuke (1504) | Won 2-1 | +191518 |
| 6standard | 147 | Mizutani, Naoki (1517) | Lost 1-2 | -181500 |
| top | average opponent: 1515record: 2-3 | new rating: 1500 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 62 | Mitsuhashi, Takashi (1610) | Lost 0-2 | -171518 |
| 3extended | 112 | Tsuchiya, Shigetaka (1497) | Won 2-0 | +181536 |
| 4extended | 116 | Yoshida, Nobuyoshi (1516) | Draw 1-1 | -11535 |
| 5extended | 93 | Kanaike, Hiroyuki (1517) | Lost 1-2 | -181517 |
| top | average opponent: 1535record: 1-2-1 | new rating: 1517 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 203 | Ishikka, Takehiro (1541) | Won 2-0 | +181554 |
| 2sealed | 74 | Twarog, Eric (1554) | Lost 0-2 | -181536 |
| 3sealed | 120 | Kunugi, Ryou (1502) | Won 2-1 | +171553 |
| 4sealed | 116 | Ochiai, Hiroaki (1520) | Lost 0-2 | -181535 |
| top | average opponent: 1529record: 2-2 | new rating: 1535 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 201 | Sato, Kazuya (1500) | Won 2-0 | +181499 |
| 2block | 122 | Kito, Takeshi (1503) | Lost 0-2 | -181481 |
| 3block | 156 | Kamei, Kazuya (1500) | Won 2-0 | +191500 |
| 4block | 224 | Tanaka, Jun'ichi (1446) | Won 2-1 | +171517 |
| 5block | 151 | Sasanuma, Kiyoshi (1536) | Lost 0-2 | -181499 |
| 6block | 118 | Takakuwa, Yusuke (1534) | Won 2-0 | +191518 |
| 7block | 135 | Mori, Satoshi (1541) | Won 2-1 | +181536 |
| top | average opponent: 1508record: 5-2 | new rating: 1536 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Furujou, Takashi (1429) | Lost 1-2 | -191481 |
| 2sealed | 261 | Egawa, Yoshitada (1482) | Won 2-0 | +181499 |
| 3sealed | 167 | Kime, Shingo (1502) | Lost 0-2 | -181481 |
| top | average opponent: 1471record: 1-2 | new rating: 1481 | ||