Saeki, Katsuhisa
Current rating: 1910 (#518)
Record: 109-72-2 (GP) / 6-7 (professional)
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1885 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 53 | Sato, Takatoshi (1779) | Lost 1-2 | -201865 |
| 2sealed | 826 | Tang, Haifeng (1456) | Won 2-0 | +111876 |
| 3sealed | 717 | Yoshizawa, Masaru (1629) | Won 2-0 | +141890 |
| 4sealed | 648 | Sugizaki, Shunsuke (1585) | Won 2-1 | +131903 |
| 5sealed | 229 | Yoo, Jaejoon (1529) | Won 2-1 | +111914 |
| 6sealed | 235 | Kumagai, Riku (2122) | Won 2-1 | +221936 |
| 7sealed | 124 | Haritani, Ryosuke (1702) | Won 2-1 | +141950 |
| 8sealed | 89 | Takakura, Shinichirou (1503) | Lost 0-2 | -261924 |
| 9sealed | 117 | Mori, Fumiya (1520) | Won 2-0 | +111935 |
| 10draft | 32 | Itodani, Tetsurou (1728) | Lost 0-2 | -221913 |
| 11draft | 203 | Watanabe, Shouichi (1671) | Won 2-1 | +141927 |
| 12draft | 161 | Kazuki, Muto (1608) | Won 2-0 | +121939 |
| 13draft | 74 | Hayakawa, Sho (1608) | Won 2-1 | +121951 |
| 14draft | 23 | Kawada, Chihiro (1895) | Lost 1-2 | -191932 |
| 15draft | 56 | Ohtsuka, Fukuo (1696) | Lost 0-2 | -221910 |
| top | average opponent: 1669record: 10-5 | new rating: 1910 | ||
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1887 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 21 | Wilks, James (1626) | Won 2-0 | +131900 |
| 4sealed | 63 | Leyba, Mark (1553) | Won 2-1 | +121912 |
| 5sealed | 32 | McLeod, Peter (1666) | Won 2-0 | +131925 |
| 6sealed | 1 | Deane, Joe (1664) | Lost 1-2 | -221903 |
| 7sealed | 25 | Gottstein, Jeff (1656) | Lost 1-2 | -231880 |
| 8sealed | 100 | Light, Jens (1739) | Won 2-1 | +161896 |
| 9sealed | 30 | Ryan, Ben (1618) | Won 2-0 | +131909 |
| 10draft | 5 | Sciesinski, Marcin (1657) | Won 2-1 | +131922 |
| 11draft | 6 | Cadier, Ron (1877) | Lost 0-2 | -181904 |
| 12draft | 6 | Philips, Lachlan (1510) | Lost 0-2 | -251879 |
| 13draft | 47 | Poh, Liang Choong (1672) | Lost 1-2 | -221857 |
| 14draft | 52 | Chetcuti, Vincent (1579) | Won 2-0 | +131870 |
| 15draft | 9 | Tudman, Ben (1722) | Won 2-0 | +151885 |
| top | average opponent: 1657record: 8-5 | new rating: 1885 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1755 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 221 | Yamauchi, Toru (1517) | Won 2-1 | +131768 |
| 3sealed | 279 | Matsumoto, Keiichiro (1479) | Won 2-1 | +131781 |
| 4sealed | 99 | Takahashi, Masato 3726 (1523) | Won 2-0 | +141795 |
| 5sealed | 69 | Kawasaki, Keita (1914) | Won 2-1 | +201815 |
| 6sealed | 5 | Mori, Hiroyuki (1575) | Lost 0-2 | -231792 |
| 7sealed | 126 | Kawakami, Hiroshi (1787) | Won 2-1 | +181810 |
| 8sealed | 105 | Ishihara, Koji (1612) | Won 2-0 | +151825 |
| 9sealed | 30 | Mashima, Mitsuharu (1773) | Lost 0-2 | -191806 |
| 10draft | 555 | Yukuhiro, Ken (2172) | Won 2-1 | +241830 |
| 11draft | 554 | Matsubara, Yuusuke (1675) | Won 2-1 | +151845 |
| 12draft | 555 | Terai, Tadayuki (1823) | Won 2-1 | +181863 |
| 13draft | 598 | Masukado, Kenta (1922) | Won 2-0 | +191882 |
| 14draft | 628 | Yan, Gan (2010) | Won 2-1 | +201902 |
| 15draft | 544 | Lee, Shi Tian (2025) | Lost 0-2 | -151887 |
| top | average opponent: 1772record: 11-3 | new rating: 1887 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1686 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 299 | Taniguchi, Hironobu (1547) | Won 2-0 | +151701 |
| 3sealed | 49 | Fujii, Tomoyuki (1621) | Won 2-0 | +171718 |
| 4sealed | 43 | Muto, Shogo (1576) | Lost 0-2 | -211697 |
| 5sealed | 217 | Ishimoto, Yuki (1558) | Won 2-0 | +161713 |
| 6sealed | 281 | Sakatani, Tsuyoshi (1677) | Won 2-1 | +171730 |
| 7sealed | 99 | Baumeister, Corey (2023) | Lost 0-2 | -131717 |
| 8sealed | 348 | Aizawa, Takahiro (1689) | Won 2-1 | +181735 |
| 9sealed | 217 | Kawasaki, Keita (2034) | Won 2-1 | +231758 |
| 10draft | 198 | Ding, Yi (1733) | Lost 0-2 | -181740 |
| 11draft | 255 | Fujii, Takashi (1642) | Won 2-1 | +161756 |
| 12draft | 313 | Machida, Takahiro (1765) | Won 2-0 | +181774 |
| 13draft | 277 | Okamoto, Katsuki (1687) | Lost 0-2 | -191755 |
| top | average opponent: 1713record: 8-4 | new rating: 1755 | ||
| Grand Prix Beijing 2017 (AKH limited) | starting rating: 1698 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 64 | Zhao, Han (1558) | Lost 0-2 | -211677 |
| 3sealed | 403 | Li, Haoran 4323 (1498) | Won 2-0 | +151692 |
| 4sealed | 184 | Kanazawa, Ryo (1671) | Won 2-1 | +181710 |
| 5sealed | 179 | Fang, Pengfei (1476) | Lost 1-2 | -231687 |
| 6sealed | 236 | Wojtanek, Pawel (1489) | Lost 1-2 | -211666 |
| 7sealed | 293 | Yang, Li (1433) | Won 2-0 | +141680 |
| 8sealed | 197 | Ma, Hanbiao (1581) | Won 2-1 | +161696 |
| 9sealed | 127 | Lee, Shi Tian (2173) | Lost 0-2 | -101686 |
| top | average opponent: 1610record: 4-4 | new rating: 1686 | ||
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1741 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 31 | Li, Yilin (1587) | Lost 1-2 | -211720 |
| 4modern | 171 | Huang, Guopeng (1526) | Lost 1-2 | -221698 |
| 5modern | 1115 | Ye, Jianjun (1502) | Won 2-1 | +151713 |
| 6modern | 153 | Teng, Kaiyuan (1375) | Won 2-0 | +121725 |
| 7modern | 1088 | Cheuk, Chun Chung (1590) | Lost 1-2 | -211704 |
| 8modern | 1114 | Liu, Zhengdong (1517) | Won 2-1 | +151719 |
| 9modern | 105 | Yuezheng, Li (1538) | Lost 1-2 | -211698 |
| top | average opponent: 1519record: 3-4 | new rating: 1698 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1789 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 583 | Nitsu, Shunsuke (1726) | Won 2-1 | +171806 |
| 4standard | 226 | Goshima, Akito (1681) | Won 2-1 | +151821 |
| 5standard | 46 | Kanda, Shigeru (1504) | Won 2-1 | +131834 |
| 6standard | 87 | Taniguchi, Yuusuke (1664) | Lost 0-2 | -211813 |
| 7standard | 109 | Horikoshi, Takayuki (1692) | Lost 1-2 | -201793 |
| 8standard | 192 | Takao, Akinao (1611) | Won 2-0 | +141807 |
| 9standard | 133 | Anderson, Kyle (1545) | Lost 1-2 | -221785 |
| 10standard | 415 | Bae, Sanghoon (1573) | Lost 0-2 | -221763 |
| 11standard | 402 | Terada, Tsutomu (1528) | Lost 0-2 | -221741 |
| top | average opponent: 1614record: 4-5 | new rating: 1741 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1877 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 121 | Saito, Yuji (1612) | Lost 1-2 | -231854 |
| 4sealed | 678 | Bandou, Kouta (1480) | Won 2-1 | +121866 |
| 5sealed | 311 | Ishida, Ryuichiro (1434) | Lost 0-2 | -261840 |
| 6sealed | 682 | Nose, Koji (1890) | Lost 0-2 | -171823 |
| 7sealed | 754 | Sakaguchi, Taiti (1552) | Lost 0-2 | -231800 |
| 8sealed | 756 | Wu, Yanfei (1450) | Lost 1-2 | -241776 |
| 9sealed | 661 | Ota, Masahito (1479) | Won 2-1 | +131789 |
| top | average opponent: 1557record: 2-5 | new rating: 1789 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1935 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 69 | Masuno, Ryosuke (1721) | Lost 1-2 | -221913 |
| 4standard | 369 | Yasu, Ryotaro (1466) | Won 2-0 | +101923 |
| 5standard | 234 | Nitta, Yuki (1756) | Lost 1-2 | -211902 |
| 6standard | 685 | Nagase, Yoshinobu (1458) | Lost 1-2 | -251877 |
| top | average opponent: 1600record: 1-3 | new rating: 1877 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1842 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 2033 | Kidera, Seita (1690) | Won 2-1 | +151857 |
| 4sealed | 2090 | Murakami, Yuki (1635) | Won 2-1 | +141871 |
| 5sealed | 2036 | Ushijima, Syun (1465) | Won 2-0 | +111882 |
| 6sealed | 2019 | Matsumoto, Fumiya (1827) | Lost 0-2 | -191863 |
| 7sealed | 2071 | Nakashima, Hajime (1782) | Won 2-0 | +171880 |
| 8sealed | 2039 | Chiba, Akio (2016) | Lost 1-2 | -161864 |
| 9sealed | 2034 | Ogi, Hiroshi (1566) | Won 2-0 | +131877 |
| 10draft | 140 | Gouda, Fumito (1570) | Won 2-0 | +121889 |
| 11draft | 160 | Juumonji, Ryou (1780) | Won 2-1 | +161905 |
| 12draft | 4 | Kikutani, Kou (1723) | Won 2-1 | +151920 |
| 13draft | 129 | Mori, Katsuhiro (2083) | Lost 1-2 | -151905 |
| 14draft | 148 | Nagao, Kengo (1777) | Won 2-1 | +161921 |
| 15draft | 21 | Koyama, Yuji (1715) | Won 2-0 | +141935 |
| top | average opponent: 1741record: 10-3 | new rating: 1935 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1723 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 728 | Iida, Keisuke (1518) | Won 2-0 | +141737 |
| 3sealed | 631 | Fukui, Shunsuke (1579) | Won 2-0 | +161753 |
| 4sealed | 691 | Ushio, Atsushi (1756) | Won 2-0 | +181771 |
| 5sealed | 628 | Asahara, Akira (1983) | Won 2-1 | +211792 |
| 6sealed | 601 | Nagami, Youichi (1682) | Lost 0-2 | -201772 |
| 7sealed | 680 | Yamamura, Yuma (1595) | Won 2-0 | +151787 |
| 8sealed | 627 | Tsuchiya, Hideaki (1738) | Lost 0-2 | -191768 |
| 9sealed | 665 | Nomura, Takashi (1572) | Won 2-1 | +151783 |
| 10draft | 79 | Yamada, Toshihiro (1623) | Won 2-0 | +151798 |
| 11draft | 80 | Suzuki, Kazushige (1716) | Won 2-0 | +161814 |
| 12draft | 42 | Nuruki, Hiroaki (1727) | Lost 0-2 | -191795 |
| 13draft | 106 | Kuno, Takashi (1620) | Won 2-0 | +151810 |
| 14draft | 29 | Yoshimura, Naoto (1539) | Won 2-1 | +131823 |
| 15draft | 18 | Kanegawa, Toshiya (1872) | Won 2-1 | +191842 |
| top | average opponent: 1680record: 11-3 | new rating: 1842 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1691 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 149 | Shi, Zhanshuo (1500) | Won 2-1 | +141705 |
| 4sealed | 57 | Song, Xiangxue (1720) | Won 2-1 | +191724 |
| 5sealed | 38 | Jiao, Chang (1458) | Won 2-0 | +131737 |
| 6sealed | 3 | Wang, Wei 1326 (1594) | Won 2-0 | +151752 |
| 7sealed | 10 | Yao, Li (1592) | Won 2-0 | +151767 |
| 8sealed | 3 | Feng, Li (1690) | Won 2-0 | +171784 |
| 9sealed | 1 | Zhang, Dawei9737 (1624) | Won 2-0 | +151799 |
| 10draft | 47 | Lai, Charles (1628) | Lost 1-2 | -211778 |
| 11draft | 59 | Nakamura, Shuhei (1877) | Lost 0-2 | -161762 |
| 12draft | 24 | Oh, Joo Hyun (1632) | Lost 0-2 | -211741 |
| 13draft | 23 | Luo, Ryan (1819) | Won 2-1 | +201761 |
| 14draft | 22 | Zhu, Yinian (1633) | Lost 0-2 | -201741 |
| 15draft | 22 | Kimura, Kazuaki (1771) | Lost 0-2 | -181723 |
| top | average opponent: 1657record: 8-5 | new rating: 1723 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 750 | Tsuchiya, Yoshihiro (1401) | Won 2-0 | +141601 |
| 4modern | 775 | Toneri, Tatsuki (1537) | Won 2-0 | +171618 |
| 5modern | 719 | Takeuchi, Akinari (1665) | Won 2-0 | +191637 |
| 6modern | 724 | Lai, Kwong Pang (1665) | Lost 0-2 | -181619 |
| 7modern | 738 | Matsumura, Takehiko (1510) | Won 2-1 | +161635 |
| 8modern | 745 | Nakajima, Chikara (1931) | Lost 0-2 | -121623 |
| 9modern | 763 | Nakamura, Ryuji (1500) | Won 2-1 | +151638 |
| 10modern | 60 | Uchimura, Yoshihiro (1584) | Won 2-1 | +181656 |
| 11modern | 63 | Okano, Toshiya (1606) | Won 2-0 | +171673 |
| 12modern | 36 | Harada, Masao (1562) | Won 2-1 | +161689 |
| 13modern | 16 | Ishii, Taisuke (1806) | Lost 0-2 | -161673 |
| 14modern | 40 | Matsui, Isamu (1626) | Won 2-0 | +171690 |
| 15modern | 17 | Fujimoto, Yosuke (1739) | Draw 1-1 | +11691 |
| top | average opponent: 1625record: 9-3-1 | new rating: 1691 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 165 | Tamura, Youhei (1526) | Won 2-0 | +181523 |
| 3sealed | 111 | Nakayama, Takatsugu (1602) | Lost 0-2 | -171506 |
| 4sealed | 232 | Ikeda, Tsugunari (1532) | Won 2-0 | +191525 |
| 5sealed | 114 | Tazawa, Masaki (1459) | Won 2-0 | +171542 |
| 6sealed | 127 | Akamatsu, Yoshiki (1574) | Won 2-1 | +181560 |
| 7sealed | 33 | Sano, Kunihide (1604) | Won 2-0 | +191579 |
| 8sealed | 178 | Seki, Tsubasa (1630) | Won 2-0 | +191598 |
| 9sealed | 202 | Yutaka, Hiroaki (1622) | Lost 0-2 | -181580 |
| 10sealed | 83 | Kuribayashi, Tatsunori (1572) | Won 2-1 | +181598 |
| 11sealed | 60 | Takahashi, Ryou (1498) | Won 2-0 | +161614 |
| 12draft | 83 | Yoshida, Hajime (1634) | Lost 1-2 | -171597 |
| 13draft | 74 | Takeuchi, Ryota (1745) | Lost 1-2 | -151582 |
| 14draft | 12 | Satou, Daichi (1589) | Won 2-0 | +181600 |
| 15draft | 83 | Satou, Kazumasa (1753) | Lost 0-2 | -161584 |
| 16draft | 76 | Fujii, Dai (1669) | Won 2-0 | +201604 |
| 17draft | 66 | Seki, Tsubasa (1641) | Lost 0-2 | -171587 |
| top | average opponent: 1603record: 10-6 | new rating: 1587 | ||
| Pro Tour Return to Ravnica (modern) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 181 | Kadooka, Toshiyuki (1961) | Won 2-0 | +261486 |
| 2modern | 89 | Iyanaga, Junya (2086) | Won 2-0 | +281514 |
| 3modern | 5 | Gauker, Dylan (1524) | Won 2-1 | +181532 |
| 4modern | 15 | Ravitz, Joshua (1824) | Lost 0-2 | -131519 |
| 5modern | 57 | Londos, Ludvig (1699) | Lost 1-2 | -141505 |
| 6draft | 62 | Wescoe, Craig (1961) | Won 2-0 | +251530 |
| 7draft | 11 | Jacob, Maxwell (1627) | Won 2-0 | +201550 |
| 8draft | 155 | Pascoli, Mario (2029) | Lost 0-2 | -101540 |
| 9draft | 116 | Matveev, Alexander (1531) | Lost 0-2 | -181522 |
| 10draft | 54 | Jacob, Michael (1939) | Won 2-0 | +251547 |
| 11draft | 67 | Brendemuhl, Bernd (1828) | Lost 0-2 | -131534 |
| 12modern | 79 | Larsson, Joel (1916) | Lost 0-2 | -111523 |
| 13modern | 87 | Ishida, Ryuichiro (1503) | Lost 0-2 | -181505 |
| top | average opponent: 1802record: 6-7 | new rating: 1505 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 82 | Urata, Takurou (1539) | Won 2-0 | +191496 |
| 5sealed | 6 | Ootsuka, Koutarou (1863) | Lost 0-2 | -111485 |
| 6sealed | 140 | Takahira, Shunsuke (1537) | Won 2-1 | +181503 |
| 7sealed | 67 | Sim, Stanley (1619) | Lost 1-2 | -151488 |
| 8sealed | 117 | Komuro, Shuu (1774) | Lost 0-2 | -131475 |
| 9sealed | 150 | Wong, Qin Jin (1653) | Lost 1-2 | -151460 |
| top | average opponent: 1664record: 2-4 | new rating: 1460 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 105 | Baba, Yasunori (1670) | Lost 0-2 | -161532 |
| 5standard | 143 | Katoh, Daisuke (1557) | Lost 1-2 | -181514 |
| 6standard | 131 | Fujimoto, Tomoya (1501) | Lost 1-2 | -181496 |
| 7standard | 196 | Kawaguchi, Akifumi (1514) | Won 2-0 | +181514 |
| 8standard | 149 | Yabuguchi, Youhei (1482) | Lost 0-2 | -181496 |
| 9standard | 131 | Miura, Hiroki (1453) | Lost 0-2 | -191477 |
| top | average opponent: 1529record: 1-5 | new rating: 1477 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 227 | Sakajo, Yasuhisa (1727) | Won 2-1 | +211583 |
| 2extended | 117 | Ishimaru, Ken (1746) | Lost 0-2 | -151568 |
| 3extended | 178 | I., Satoshi (1518) | Lost 0-2 | -191549 |
| 4extended | 248 | Tabata, Hiroshi (1450) | Draw 1-1 | -11548 |
| top | average opponent: 1610record: 1-2-1 | new rating: 1548 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 260 | Takahashi, Masakazu (1500) | Won 2-1 | +181518 |
| 2standard | 58 | Saitou, Keiichirou (1594) | Lost 1-2 | -171501 |
| 3standard | 162 | Tanahashi, Takahiro (1505) | Won 2-1 | +181519 |
| 4standard | 225 | Akiyama, Takashi (1662) | Won 2-0 | +211540 |
| 5standard | 83 | Shimokobe, Yukihiro (1668) | Won 2-0 | +201560 |
| 6standard | 80 | Okada, Wataru (1766) | Lost 1-2 | -141546 |
| 7standard | 168 | Hirano, Kouji (1537) | Won 2-1 | +181564 |
| 8standard | 106 | Meguro, Masahiko (1510) | Lost 0-2 | -191545 |
| 9standard | 130 | Yoshimura, Naoto (1519) | Won 2-1 | +171562 |
| top | average opponent: 1584record: 6-3 | new rating: 1562 | ||