Arakawa, Tatsuya
Current rating: 1733 (#4650)
Record: 55-33-3
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1732 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 708 | Watanabe, Masahiro (1461) | Lost 1-2 | -221710 |
| 2sealed | 638 | Takeda, Yoshihide (1419) | Won 2-1 | +121722 |
| 3sealed | 1069 | Uematsu, Tatsuya (1547) | Won 2-0 | +151737 |
| 4sealed | 433 | Yong, Calvin (1481) | Draw 1-1 | -41733 |
| 5sealed | 590 | Tsurifune, Takashi (1704) | Won 2-0 | +171750 |
| 6sealed | 350 | Inoue, Yuusuke5560 (1541) | Won 2-0 | +141764 |
| 7sealed | 225 | Iitsuka, Satoshi (1534) | Won 2-0 | +141778 |
| 8sealed | 127 | Nonaka, Shouhei (1471) | Lost 1-2 | -231755 |
| 9sealed | 254 | Watanabe, Kazuki9408 (1545) | Lost 1-2 | -221733 |
| top | average opponent: 1523record: 5-3-1 | new rating: 1733 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1736 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2226 | Arizi, Rei (1500) | Won 2-1 | +141750 |
| 2sealed | 2239 | Yamada, Takashi5943 (1518) | Won 2-0 | +141764 |
| 3sealed | 2100 | Ohta, Shinji (1477) | Won 2-0 | +121776 |
| 4sealed | 2041 | Higono, Naoki (1577) | Lost 0-2 | -211755 |
| 5sealed | 2167 | Inazawa, Ryo (1668) | Lost 0-2 | -201735 |
| 6sealed | 2259 | Bandou, Junichirou (1657) | Won 2-1 | +171752 |
| 7sealed | 2188 | Kato, Kensuke (1674) | Lost 0-2 | -201732 |
| top | average opponent: 1582record: 4-3 | new rating: 1732 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1753 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Nozawa, Yuusuke (1501) | Won 2-1 | +131766 |
| 2sealed | 217 | Yamamoto, Yasuhito (1520) | Won 2-1 | +141780 |
| 3sealed | 122 | Inoue, Shinta (1676) | Won 2-1 | +161796 |
| 4sealed | 46 | Ishida, Hiroshi (1636) | Lost 0-2 | -211775 |
| 5sealed | 211 | Suzuki, Masatsuna (1780) | Lost 0-2 | -181757 |
| 6sealed | 150 | Shiroza, Shinichiro (1565) | Lost 1-2 | -211736 |
| top | average opponent: 1613record: 3-3 | new rating: 1736 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1753 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 107 | Sugiyama, So (1500) | Won 2-0 | +141767 |
| 2sealed | 133 | Mizuno, Masanori (1427) | Won 2-1 | +121779 |
| 3sealed | 100 | Yamazaki, Shinpei (1428) | Won 2-1 | +121791 |
| 4sealed | 98 | Ishikawa, Tomoyasu (1594) | Won 2-0 | +141805 |
| 5sealed | 23 | Satou, Fumihiko (1426) | Won 2-0 | +121817 |
| 6sealed | 10 | Suzuki, Nobuyoshi (1830) | Won 2-0 | +181835 |
| 7sealed | 5 | Takimura, Kazuyuki (1648) | Lost 0-2 | -221813 |
| 8sealed | 11 | Shigaki, Tomoya (1577) | Won 2-1 | +141827 |
| 9sealed | 11 | Nitsu, Shunsuke (1635) | Lost 0-2 | -211806 |
| 10draft | 5 | Kato, Kensuke (1723) | Lost 0-2 | -201786 |
| 11draft | 15 | Shimoya, Hiroyuki (1742) | Lost 0-2 | -191767 |
| 12draft | 32 | Mishima, Wataru (1548) | Lost 0-2 | -221745 |
| 13draft | 55 | Kato, Yoshinari (1540) | Won 2-0 | +151760 |
| 14draft | 44 | Harada, Daisaku (1628) | Won 2-0 | +151775 |
| 15draft | 75 | Atobe, Kazuki (1528) | Lost 0-2 | -221753 |
| top | average opponent: 1585record: 9-6 | new rating: 1753 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1766 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 181 | Matsumoto, Ryousuke (1429) | Lost 0-2 | -241742 |
| 2sealed | 407 | Yoshida, Masanobu (1482) | Won 2-1 | +141756 |
| 3sealed | 235 | Ozato, Tatutomo (1501) | Won 1-0 | +131769 |
| 4sealed | 302 | Ichikawa, Yuuki (1556) | Won 2-0 | +141783 |
| 5sealed | 203 | Sekine, Naoto (1621) | Lost 1-2 | -211762 |
| 6sealed | 152 | Takeda, Koji (1491) | Won 2-0 | +141776 |
| 7sealed | 176 | Sato, Kouki (1534) | Lost 1-2 | -231753 |
| top | average opponent: 1516record: 4-3 | new rating: 1753 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1719 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 231 | Sakamoto, Humiyuki (1500) | Won 2-0 | +141733 |
| 2sealed | 257 | Motoyanagi, Youhei (1478) | Draw 1-1 | -51728 |
| 3sealed | 202 | Tezuka, Yo (1517) | Lost 1-2 | -211707 |
| 4sealed | 358 | Hasegawa, Satoshi (1517) | Won 2-1 | +141721 |
| 5sealed | 251 | Nuruki, Hiroaki (1523) | Won 2-0 | +151736 |
| 6sealed | 166 | Tagomori, Shou (1704) | Won 2-0 | +171753 |
| 7sealed | 97 | Ishii, Taisuke (1771) | Lost 1-2 | -181735 |
| 8sealed | 167 | Nakamura, Atsushi (1661) | Won 2-1 | +171752 |
| 9sealed | 119 | Yamada, Hiroshi (1555) | Won 2-0 | +141766 |
| top | average opponent: 1580record: 6-2-1 | new rating: 1766 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 1 | Narumiya, Ryuuma (1546) | Won 2-0 | +181612 |
| 5standard | 20 | Saito, Takaya (1774) | Won 2-1 | +211633 |
| 6standard | 12 | Chao, Peter (1667) | Won 2-1 | +181651 |
| 7standard | 14 | Konno, Kousei (1534) | Won 2-0 | +161667 |
| 8standard | 3 | Mori, Katsuhiro (2201) | Lost 0-2 | -91658 |
| 9standard | 19 | Igarashi, Jun (1581) | Lost 1-2 | -201638 |
| 10standard | 25 | Kuroda, Masashiro (2103) | Won 2-0 | +261664 |
| 11standard | 17 | Kunisato, Ebie (1707) | Won 2-0 | +191683 |
| 12standard | 14 | Lin, Alex (1632) | Lost 1-2 | -191664 |
| 13standard | 20 | Terasawa, Kazuya (1777) | Won 2-0 | +201684 |
| 14standard | 17 | Matsumoto, Yuki1423 (1586) | Won 2-0 | +171701 |
| 15standard | 14 | Tamada, Ryoichi (1718) | Won 2-0 | +181719 |
| top | average opponent: 1736record: 9-3 | new rating: 1719 | ||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Minami, Masashi (1598) | Lost 0-2 | -171544 |
| 2sealed | 158 | Imi, Tadakatsu (1430) | Won 2-0 | +161560 |
| 3sealed | 90 | Sasaki, Yuusuke (Hyogo) (1571) | Won 2-1 | +181578 |
| 4sealed | 101 | Tsujimoto, Hideki (1674) | Won 2-0 | +201598 |
| 5sealed | 37 | Wang, Ming Chee (1668) | Lost 0-2 | -171581 |
| 6sealed | 93 | Umezaki, Masanori (1507) | Lost 1-2 | -191562 |
| 7sealed | 114 | Takine, Kenji (1438) | Won 2-0 | +151577 |
| 8sealed | 88 | Nakaoka, Koshiro (1528) | Won 2-0 | +171594 |
| top | average opponent: 1552record: 5-3 | new rating: 1594 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 70 | Noji, Tomoyuki (1483) | Draw 1-1 | 01484 |
| 2sealed | 189 | Kamada, Yuuki (1500) | Won 2-1 | +181502 |
| 3sealed | 104 | Ikeda, Kaoru (1526) | Lost 1-2 | -181484 |
| 4sealed | 218 | Hori, Daisuke (1472) | Lost 1-2 | -181466 |
| 5sealed | 247 | Hasegawa, Hiroyuki (1483) | Won 2-1 | +181484 |
| 6sealed | 198 | Igarashi, Jun (1496) | Won 2-0 | +191503 |
| 7sealed | 146 | Nishizawa, Yasuhide (1539) | Won 2-0 | +181521 |
| 8sealed | 101 | Yoshikawa, Yuusuke (1686) | Won 2-0 | +211542 |
| 9sealed | 68 | Sasaki, Yuusuke (Hyogo) (1590) | Won 2-1 | +191561 |
| top | average opponent: 1531record: 6-2-1 | new rating: 1561 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 22 | tsuda, eiji (1500) | Lost 1-2 | -191501 |
| 2extended | 190 | Watanabe, Shinji (1507) | Lost 0-2 | -171484 |
| top | average opponent: 1503record: 0-2 | new rating: 1484 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 125 | Karasawa, Maria (1500) | Won 0-0 | +181518 |
| 2sealed | 2 | Tanaka, Eiji (1415) | Lost 1-2 | -201498 |
| 3sealed | 187 | Fujino, Satoshi (1397) | Won 2-0 | +161514 |
| 4sealed | 131 | Mori, Shouta (1497) | Won 2-0 | +181532 |
| 5sealed | 54 | Nakamura, Satoshi (1630) | Won 2-0 | +201552 |
| 6sealed | 161 | Matousek, Pavel (1779) | Lost 0-2 | -141538 |
| 7sealed | 111 | Kunimoto, Ryuuichi (1537) | Lost 0-2 | -181520 |
| top | average opponent: 1537record: 4-3 | new rating: 1520 | ||