Saijo, Yuichi
Current rating: 1743 (#4226)
Record: 77-57-2
Grand Prix Shizuoka 2001Grand Prix Utsunomiya 2002Grand Prix Yokohama 2004Grand Prix Yokohama 2013Grand Prix Shizuoka 2013Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Chiba 2015Grand Prix Tokyo 2016Grand Prix Chiba 2016Grand Prix Shizuoka 2017Grand Prix Kobe 2017Grand Prix Chiba 2018Grand Prix Shizuoka 2018 (legacy)Grand Prix Yokohama 2019
| Grand Prix Yokohama 2019 (modern) | starting rating: 1791 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 703 | Horie, Yoshiaki (1329) | Lost 1-2 | -261765 |
| 2modern | 631 | Shin, Antsu (1482) | Won 2-1 | +131778 |
| 3modern | 1005 | Ueda, Yugo (1452) | Lost 0-2 | -231755 |
| 4modern | 953 | Hasegawa, Atusi (1338) | Won 2-0 | +111766 |
| 5modern | 896 | Horikawa, Jun (1484) | Lost 1-2 | -231743 |
| top | average opponent: 1417record: 2-3 | new rating: 1743 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1806 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 305 | Tsuchiya, Hiroki (1792) | Won 2-1 | +181824 |
| 2legacy | 149 | Yagi, Hitoshi (1659) | Won 2-1 | +151839 |
| 3legacy | 96 | Fukudome, Yuu (1755) | Lost 0-2 | -201819 |
| 4legacy | 178 | Shibata, Takahiro (1445) | Won 2-1 | +121831 |
| 5legacy | 148 | Toriumi, Takashi (1480) | Won 2-1 | +121843 |
| 6legacy | 49 | Shimizu, Yousuke (1730) | Won 2-1 | +161859 |
| 7legacy | 41 | Yamasaki, Yuuta (1531) | Lost 1-2 | -241835 |
| 8legacy | 185 | Watanabe, Yuta 8061 (1631) | Won 2-1 | +141849 |
| 9legacy | 68 | Nagasaki, Ryou (1716) | Lost 0-2 | -201829 |
| 10legacy | 85 | Imada, Tatsuki (1571) | Won 2-0 | +131842 |
| 11legacy | 61 | Takano, Genki (1557) | Won 2-0 | +131855 |
| 12legacy | 44 | Seto, Daiki (1612) | Lost 1-2 | -221833 |
| 13legacy | 69 | Saito, Takaya (1850) | Lost 1-2 | -181815 |
| 14legacy | 77 | Noto, Kohei (1489) | Lost 0-2 | -241791 |
| top | average opponent: 1630record: 8-6 | new rating: 1791 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1837 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 521 | Suzuki, Taiki (1574) | Lost 0-2 | -221815 |
| 2sealed | 686 | Phromthongg, Jirunn (1502) | Won 2-0 | +121827 |
| 3sealed | 834 | Hayashi, Katsuji (1464) | Won 2-1 | +121839 |
| 4sealed | 410 | Kai, Masatoshi (1397) | Won 2-0 | +101849 |
| 5sealed | 249 | Nakamura, Yuya (1693) | Lost 1-2 | -211828 |
| 6sealed | 366 | Gohara, Akira (1590) | Lost 1-2 | -221806 |
| top | average opponent: 1537record: 3-3 | new rating: 1806 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1799 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 180 | Arita, Kazuhiro (1419) | Lost 0-2 | -251774 |
| 4modern | 565 | Ikeda, Yuuki (1542) | Won 2-1 | +141788 |
| 5modern | 369 | Sakai, Taiki (1539) | Won 2-0 | +141802 |
| 6modern | 208 | Nakamura, Takehiro (1584) | Won 2-0 | +141816 |
| 7modern | 117 | Taniguchi, Hiroki (1571) | Won 2-1 | +131829 |
| 8modern | 41 | Yamamoto, Kentaro (2106) | Won 2-1 | +231852 |
| 9modern | 69 | Osawa, Takuya (1999) | Won 2-1 | +211873 |
| 10modern | 41 | Ohashi, Gaku (1649) | Won 2-1 | +141887 |
| 11modern | 24 | Park, Bi-O (1881) | Lost 1-2 | -181869 |
| 12modern | 27 | Takagi, Kengo (1601) | Lost 1-2 | -231846 |
| 13modern | 78 | Ikeda, Ippei (1605) | Won 2-1 | +141860 |
| 14modern | 55 | Liao, Tung (1613) | Lost 0-2 | -231837 |
| top | average opponent: 1676record: 8-4 | new rating: 1837 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1659 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 286 | Ishii, Hiroyuki (1669) | Won 2-1 | +191678 |
| 3standard | 35 | Hayakawa, Naoki (1594) | Lost 1-2 | -201658 |
| 4standard | 563 | Sakai, Yoshiki (1378) | Won 2-1 | +131671 |
| 5standard | 599 | Yoshida, Akihiko (1592) | Won 2-0 | +171688 |
| 6standard | 254 | Goshima, Akito (1825) | Won 2-0 | +201708 |
| 7standard | 72 | Ishikawa, Fumiaki (1583) | Lost 1-2 | -201688 |
| 8standard | 390 | Hamaguchi, Masakuni (1709) | Won 2-1 | +181706 |
| 9standard | 135 | Takada, Ryuto (1760) | Won 2-0 | +191725 |
| 10standard | 141 | Yamada, Atsushi (1693) | Won 2-0 | +181743 |
| 11standard | 39 | Chye, Yian Hsiang (1986) | Won 2-1 | +221765 |
| 12standard | 56 | Kutsuna, Yohei (1583) | Lost 1-2 | -211744 |
| 13standard | 107 | Mikami, Yoshirou (1736) | Won 2-0 | +181762 |
| 14standard | 50 | Harane, Kenta (1953) | Won 2-0 | +211783 |
| 15standard | 46 | Suzuki, Thierry (1661) | Won 2-1 | +161799 |
| top | average opponent: 1694record: 11-3 | new rating: 1799 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1586 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 234 | Otsuka, Atsushi (1550) | Won 2-1 | +171603 |
| 4legacy | 283 | Inukai, Kazuki (1551) | Won 2-0 | +171620 |
| 5legacy | 79 | Kase, Tomoki (1496) | Lost 0-2 | -201600 |
| 6legacy | 254 | Weber, Brian 7301 (1519) | Won 2-0 | +171617 |
| 7legacy | 42 | Aoyagi, Motohiko (1658) | Won 2-0 | +181635 |
| 8legacy | 45 | Tsuruhara, Takayuki (1594) | Won 2-0 | +181653 |
| 9legacy | 46 | Endoh, Hiroki (1562) | Won 2-1 | +161669 |
| 10legacy | 31 | Yamamoto, Kentaro (2149) | Lost 0-2 | -101659 |
| 11legacy | 62 | Takada, Hiroki (1609) | Won 2-1 | +171676 |
| 12legacy | 21 | Ishii, Taisuke (1748) | Lost 1-2 | -171659 |
| top | average opponent: 1644record: 7-3 | new rating: 1659 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 740 | Tang, Jianhua (1416) | Won 2-0 | +151577 |
| 3standard | 74 | Tamura, Ryo (1847) | Lost 1-2 | -131564 |
| 4standard | 942 | Kawabata, Yuu (1355) | Lost 1-2 | -221542 |
| 5standard | 1254 | Nishijima, Takahiro (1502) | Won 2-1 | +181560 |
| 6standard | 550 | Kojima, Youichiro (1490) | Won 2-0 | +161576 |
| 7standard | 659 | Tutie, Takayuki (1535) | Won 2-0 | +181594 |
| 8standard | 322 | Kasuga, Ryou (Nagano) (1533) | Lost 1-2 | -201574 |
| 9standard | 535 | Oda, Yuuki (1338) | Won 2-0 | +141588 |
| 10standard | 355 | Nakata, Daichi (1564) | Won 2-0 | +181606 |
| 11standard | 229 | Takahasi, Yuu (1550) | Won 2-1 | +171623 |
| 12standard | 195 | Matubayashi, Kazunori (1686) | Lost 0-2 | -171606 |
| 13standard | 238 | Masumoto, Kazuhiro (1605) | Lost 0-2 | -181588 |
| 14standard | 275 | Watanabe, Tsubasa (1546) | Won 2-0 | +171605 |
| 15standard | 214 | Nishi, Yuutarou (1536) | Lost 0-2 | -191586 |
| top | average opponent: 1536record: 8-6 | new rating: 1586 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 2075 | Watanabe, Shinji (1597) | Won 2-0 | +201501 |
| 3sealed | 2086 | Kawanobe, Haruka (1513) | Draw 1-1 | 01501 |
| 4sealed | 2110 | Sanai, Takafumi (1538) | Won 2-0 | +191520 |
| 5sealed | 2057 | Minami, Masashi (1707) | Won 2-0 | +211541 |
| 6sealed | 2029 | Kasuga, Ryosuke (1781) | Lost 1-2 | -131528 |
| 7sealed | 2081 | Okamura, Koshi (1554) | Won 2-1 | +181546 |
| 8sealed | 2047 | Sasaki, Yuuta (1858) | Won 2-1 | +241570 |
| 9sealed | 2029 | Yajima, Tatsuaki (1719) | Won 2-0 | +201590 |
| 10draft | 174 | Oota, Hirotaka (1616) | Won 2-0 | +191609 |
| 11draft | 109 | Saito, Hirotsugu (1723) | Lost 1-2 | -161593 |
| 12draft | 47 | Kasuga, Ryosuke (1795) | Lost 1-2 | -141579 |
| 13draft | 10 | Kawano, Norimitsu (1600) | Won 2-0 | +181597 |
| 14draft | 166 | Mochizuki, Kouta (1685) | Lost 1-2 | -161581 |
| 15draft | 112 | Hu, Shaofan (1548) | Lost 0-2 | -191562 |
| top | average opponent: 1660record: 8-5-1 | new rating: 1562 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 665 | Shiba, Joutarou (1408) | Lost 0-2 | -201475 |
| 3sealed | 877 | Fukino, Yusuke (1500) | Won 2-0 | +191494 |
| 4sealed | 908 | McNeace, Shawn (1505) | Lost 0-2 | -181476 |
| 5sealed | 970 | Koyanagi, Takuya (1663) | Won 2-0 | +211497 |
| 6sealed | 829 | Kawakami, Takehito (1575) | Won 2-0 | +201517 |
| 7sealed | 727 | Robertson, Chris (1545) | Lost 1-2 | -181499 |
| 8sealed | 786 | Uemoto, Takahiro (1481) | Lost 0-2 | -181481 |
| top | average opponent: 1525record: 3-4 | new rating: 1481 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 265 | Hashimoto, Naoya (1518) | Lost 1-2 | -191536 |
| 3modern | 428 | Onodera, Ryusuke (1537) | Lost 1-2 | -181518 |
| 4modern | 482 | Basser, Nathan (1415) | Won 2-0 | +161534 |
| 5modern | 305 | Kase, Koichi (1422) | Lost 1-2 | -201514 |
| 6modern | 395 | Higashino, Shogo (1446) | Lost 0-2 | -191495 |
| top | average opponent: 1468record: 1-4 | new rating: 1495 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 142 | Nishio, Tomonori (1540) | Won 2-0 | +181514 |
| 4standard | 26 | Hase, Yoshimasa (1592) | Won 2-0 | +201534 |
| 5standard | 2 | Imai, Masakatsu (1542) | Won 2-0 | +181552 |
| 6standard | 2 | Itani, Hiroshi (1705) | Lost 1-2 | -151537 |
| 7standard | 56 | Shimizu, Naoki (1803) | Won 2-1 | +221559 |
| 8standard | 40 | Nakamura, Hajime (1758) | Lost 1-2 | -141545 |
| 9standard | 177 | Hasegawa, Shinya (1576) | Won 2-0 | +191564 |
| 10standard | 64 | Sonoda, Yosuke (1545) | Won 2-0 | +171581 |
| 11standard | 29 | Imai, Ayato (1712) | Lost 1-2 | -151566 |
| 12standard | 56 | Hagiwara, Masakatsu (1581) | Lost 1-2 | -181548 |
| 13standard | 80 | Hoshino, Masaaki (1585) | Won 2-1 | +191567 |
| 14standard | 77 | Komuro, Shuu (1925) | Lost 1-2 | -121555 |
| top | average opponent: 1655record: 7-5 | new rating: 1555 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 796 | Yamamoto, Asao (1450) | Lost 0-2 | -201551 |
| 2sealed | 1081 | Ito, Keigo (1606) | Lost 0-2 | -171534 |
| 3sealed | 1119 | Rojanapthayakorn, Pach (1466) | Lost 1-2 | -191515 |
| 4sealed | 1140 | Nakamura, Akihiro (1446) | Lost 0-2 | -191496 |
| top | average opponent: 1492record: 0-4 | new rating: 1496 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Katsuta, Yohei (1500) | Won 2-0 | +181539 |
| 2sealed | 68 | Kim, Cynic (1534) | Lost 1-2 | -181521 |
| 3sealed | 166 | Tsai, Chih-Chun (1461) | Lost 0-2 | -201501 |
| 4sealed | 260 | Itou, Takanori (1444) | Won 2-0 | +171518 |
| 5sealed | 165 | Oosawa, Masashi (1499) | Won 2-0 | +181536 |
| 6sealed | 147 | Yagi, Hiroyuki (1598) | Won 2-0 | +191555 |
| 7sealed | 101 | Kouno, Kentarou (1465) | Draw 1-1 | -11554 |
| 8sealed | 41 | Itou, Motoaki (1542) | Won 2-0 | +171571 |
| top | average opponent: 1505record: 5-2-1 | new rating: 1571 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 81 | Wakuda, Hiroyasu (1500) | Won 2-1 | +181501 |
| 2sealed | 119 | Yamamoto, Yasuhide (1559) | Won 2-0 | +191520 |
| 3sealed | 98 | Sugaya, Akio (1530) | Lost 0-2 | -181502 |
| 4sealed | 129 | Matsumura, Hideyuki (1517) | Won 2-0 | +191521 |
| 5sealed | 101 | Morimoto, Manabu (1545) | Won 2-0 | +181539 |
| 6sealed | 68 | Seki, Kazuhiko (1538) | Lost 1-2 | -181521 |
| top | average opponent: 1531record: 4-2 | new rating: 1521 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 60 | Suzuki, Yuichi (1500) | Won 2-0 | +181518 |
| 2sealed | 170 | Arahori, Kazuaki (1486) | Lost 1-2 | -191499 |
| 3sealed | 185 | Ikenoya, Atsushi (1500) | Won 2-1 | +181517 |
| 4sealed | 180 | Kagami, Gen (1573) | Lost 0-2 | -171500 |
| 5sealed | 157 | Watanabe, Masami (1516) | Lost 1-2 | -171483 |
| top | average opponent: 1515record: 2-3 | new rating: 1483 | ||