Sugiyama, Kouichi
Current rating: 1342
Record: 74-93-11
- 2002
- 2003
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1357 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 172 | Zheng, Chang (1536) | Won 2-0 | +211378 |
| 4pioneer | 54 | Ida, Hiromu (1551) | Won 2-1 | +211399 |
| 5pioneer | 74 | Koh, Kai Che (1655) | Won 2-1 | +231422 |
| 6pioneer | 22 | Ishizuki, Takuya (1617) | Lost 0-2 | -151407 |
| 7pioneer | 139 | Sorada, Shohei (1689) | Lost 0-2 | -131394 |
| 8pioneer | 151 | Fujita, Toshitake (1437) | Won 2-1 | +191413 |
| 9pioneer | 60 | Hasegawa, Shun-ya (1560) | Lost 0-2 | -151398 |
| 10pioneer | 140 | Kubo, Yuto (1566) | Won 2-0 | +211419 |
| 11pioneer | 129 | Mihara, Yuki (1682) | Lost 0-2 | -131406 |
| 12pioneer | 142 | Matsubara, Takeyuki (1708) | Lost 1-2 | -131393 |
| 13pioneer | 134 | Uchida, Tomoaki (1443) | Lost 0-2 | -171376 |
| 14pioneer | 126 | Tanaka, Mami (1420) | Lost 0-2 | -171359 |
| 15pioneer | 124 | Kato, Hidekazu (1446) | Lost 0-2 | -171342 |
| top | average opponent: 1562record: 5-8 | new rating: 1342 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 96 | Ando, Akira (1711) | Lost 0-2 | -131366 |
| 4standard | 511 | Mikami, Akihiro (1586) | Lost 0-2 | -141352 |
| 5standard | 602 | Takeuchi, Yosuke (1440) | Won 2-0 | +201372 |
| 6standard | 404 | Matsuda, Taku (1476) | Won 2-1 | +201392 |
| 7standard | 252 | Saito, Tomoe (1297) | Lost 0-2 | -201372 |
| 8standard | 377 | Yokotani, Junpei (1524) | Lost 0-2 | -151357 |
| top | average opponent: 1506record: 2-4 | new rating: 1357 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 197 | Tanimoto, Yusaku (1843) | Lost 0-2 | -121434 |
| 4sealed | 448 | Arai, Ikki (1297) | Lost 1-2 | -201414 |
| 5sealed | 761 | Fujii, Mikiya (1331) | Lost 0-2 | -201394 |
| 6sealed | 711 | Ishizeki, Masaki (1516) | Lost 0-2 | -151379 |
| top | average opponent: 1497record: 0-4 | new rating: 1379 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1361 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 285 | Ito, Yuta (1539) | Won 2-1 | +211382 |
| 3modern | 100 | Hoshino, Tomoyuki (1521) | Lost 0-2 | -161366 |
| 4modern | 423 | Tsuda, Tomohiro (1562) | Won 2-0 | +221388 |
| 5modern | 407 | Chow, Boon Hung (1554) | Won 2-0 | +211409 |
| 6modern | 233 | Fleurant, Jason (1913) | Won 2-0 | +261435 |
| 7modern | 126 | Mizuno, Yusuke (1703) | Won 2-0 | +231458 |
| 8modern | 73 | Hiwatashi, Yasurou (1613) | Won 2-0 | +211479 |
| 9modern | 63 | Mikami, Akihiro (1665) | Lost 1-2 | -151464 |
| 10modern | 134 | Honda, Okihisa (1766) | Lost 0-2 | -121452 |
| 11modern | 121 | Nakago, Ryosuke (1575) | Lost 1-2 | -161436 |
| 12modern | 162 | Liu, Xuan (1736) | Won 2-1 | +231459 |
| 13modern | 111 | Kubota, Taiga (1459) | Lost 1-2 | -181441 |
| 14modern | 160 | Hitomi, Keita (1572) | Lost 1-2 | -151426 |
| 15modern | 152 | Kobayashi, Yuuki 0719 (1531) | Won 2-1 | +201446 |
| top | average opponent: 1622record: 8-6 | new rating: 1446 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1295 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 363 | Takami, Yuta7701 (1493) | Won 2-0 | +211316 |
| 3standard | 325 | Okamura, Takumi (1507) | Won 2-0 | +221338 |
| 4standard | 80 | Iwazaki, Yuuta (1741) | Lost 0-2 | -111327 |
| 5standard | 180 | Tanigawa, Futa (1581) | Won 2-1 | +221349 |
| 6standard | 262 | Iwase, Daiki (1562) | Draw 1-1 | +41353 |
| 7standard | 184 | Tezuka, Takatomo (1488) | Lost 1-2 | -151338 |
| 8standard | 320 | Mikami, Akihiro (1625) | Won 2-1 | +231361 |
| top | average opponent: 1571record: 4-2-1 | new rating: 1361 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1366 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 402 | Sun, Guolong (1689) | Lost 1-2 | -131353 |
| 3standard | 647 | Higashimori, Kazunori (1435) | Lost 0-2 | -161337 |
| 4standard | 974 | Tanaka, Jouji (1577) | Lost 1-2 | -141323 |
| 5standard | 1000 | Okada, Masakazu (1457) | Lost 1-2 | -151308 |
| 6standard | 895 | Mathew, Cousineau (1448) | Lost 0-2 | -161292 |
| 7standard | 818 | Ono, Ikumi (1307) | Won 2-0 | +181310 |
| 8standard | 720 | Nobuta, Kazuhito (1441) | Lost 0-2 | -151295 |
| top | average opponent: 1479record: 1-6 | new rating: 1295 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 221 | Oka, Yosuke (1679) | Lost 0-2 | -131391 |
| 3legacy | 514 | Nomura, Yosuke (1486) | Lost 1-2 | -161375 |
| 4legacy | 532 | Tokimasa, Kyohei (1484) | Lost 1-2 | -161359 |
| 5legacy | 623 | Takase, Ryo (1465) | Lost 0-2 | -171342 |
| 6legacy | 558 | Taki, Masaya (1357) | Lost 1-2 | -171325 |
| 7legacy | 512 | Numa, Keiji (1431) | Won 2-1 | +201345 |
| 8legacy | 448 | Saldanha Dos Santos, Helio (1515) | Won 2-1 | +211366 |
| top | average opponent: 1488record: 2-5 | new rating: 1366 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1396 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 208 | Miyahara, Shun (1496) | Won 2-1 | +201416 |
| 3sealed | 16 | Hosokawa, Yuya (1816) | Lost 1-2 | -111405 |
| 4sealed | 601 | Izumisawa, Ryo (1513) | Won 2-1 | +201425 |
| 5sealed | 208 | Harada, Masato (1532) | Lost 0-2 | -161409 |
| 6sealed | 662 | Yasuda, Masayuki (1831) | Won 2-1 | +251434 |
| 7sealed | 448 | Satou, Takahisa (1522) | Lost 1-2 | -171417 |
| 8sealed | 395 | Tanaka, Kento (1669) | Lost 0-2 | -131404 |
| top | average opponent: 1625record: 3-4 | new rating: 1404 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1356 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 228 | Horii, Shingo (1519) | Draw 1-1 | +31359 |
| 3sealed | 539 | Lee, Jaejeong (1541) | Lost 1-2 | -151344 |
| 4sealed | 788 | Acabado, Ardnel (1499) | Won 2-0 | +211365 |
| 5sealed | 542 | Ogreenc, Greg (1594) | Lost 0-2 | -141351 |
| 6sealed | 736 | Watanabe, Takeshi (1479) | Won 2-1 | +211372 |
| 7sealed | 557 | Matsuda, Yuki0417 (1520) | Won 2-1 | +201392 |
| 8sealed | 385 | Horiike, Shinya (1489) | Won 2-1 | +201412 |
| 9sealed | 250 | Date, Tsutomu (1516) | Lost 0-2 | -161396 |
| top | average opponent: 1520record: 4-3-1 | new rating: 1396 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 15 | Imura, Satoshi (1581) | Lost 0-2 | -151439 |
| 3modern | 871 | Matsumoto, Yoshifumi (1545) | Lost 1-2 | -161423 |
| 4modern | 1078 | Nishio, Hiroki (1495) | Lost 1-2 | -171406 |
| 5modern | 1251 | Ito, Takuto (1496) | Lost 1-2 | -161390 |
| 6modern | 1153 | Sato, Ryohei (1430) | Lost 0-2 | -181372 |
| 7modern | 1108 | Amagai, Masahiro (1388) | Won 2-0 | +191391 |
| 8modern | 939 | Hayashi, Hisaaki (1423) | Lost 1-2 | -181373 |
| 9modern | 829 | Nakashin, Toshimasa (1416) | Lost 1-2 | -171356 |
| top | average opponent: 1472record: 1-7 | new rating: 1356 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Zheng, Junyuan (1741) | Lost 0-2 | -151541 |
| 2standard | 700 | Komori, Hiroaki (1446) | Lost 1-2 | -201521 |
| 3standard | 1242 | Omura, Hajime (1406) | Draw 1-1 | -21519 |
| 4standard | 1225 | Amemiya, Kouhei (1463) | Won 2-1 | +171536 |
| 5standard | 1070 | Arimatu, Naoto9621 (1482) | Lost 0-1 | -191517 |
| 6standard | 1115 | Kagoi, Yuki (1284) | Lost 0-2 | -221495 |
| 7standard | 1060 | Fujita, Daisuke (1435) | Draw 1-1 | -11494 |
| 8standard | 959 | Yamada, Junki (1414) | Lost 1-2 | -201474 |
| 9standard | 851 | Suzuki, Uta (1370) | Lost 0-2 | -201454 |
| top | average opponent: 1449record: 1-6-2 | new rating: 1454 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 408 | Kawamura, Takayuki (1558) | Lost 0-2 | -191593 |
| 2legacy | 842 | Fujii, Kohei (1588) | Lost 1-2 | -181575 |
| 3legacy | 1141 | Kusunoki, Yuu (1462) | Lost 1-2 | -201555 |
| 4legacy | 1106 | Sudo, Taichiro (1445) | Lost 1-2 | -201535 |
| 5legacy | 1136 | Matuhashi, Wataru (1426) | Draw 1-1 | -21533 |
| 6legacy | 1072 | Hada, Kazumasa (1311) | Won 2-1 | +141547 |
| 7legacy | 965 | Itagaki, Yota (1433) | Lost 1-2 | -201527 |
| 8legacy | 875 | Komizo, Kouichi (1197) | Won 2-1 | +121539 |
| 9legacy | 755 | Mine, Ryunosuke (1451) | Won 2-0 | +171556 |
| top | average opponent: 1430record: 3-5-1 | new rating: 1556 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 479 | Yuasa, Masaki (1500) | Won 2-1 | +181553 |
| 2standard | 450 | Usukura, Takumi (1649) | Won 2-0 | +191572 |
| 3standard | 550 | Fujimura, Kazuaki (2005) | Lost 1-2 | -101562 |
| 4standard | 627 | Sasaki, Kensuke (1486) | Won 2-0 | +161578 |
| 5standard | 268 | Ichihara, Yuya (1639) | Won 2-1 | +201598 |
| 6standard | 223 | Fukushima, Naoya (1499) | Lost 0-2 | -201578 |
| 7standard | 666 | Kozaki, Yosuke (1595) | Won 2-1 | +181596 |
| 8standard | 433 | Takeuchi, Shouhei (1411) | Lost 1-2 | -211575 |
| 9standard | 445 | Shiraishi, Masaharu (1688) | Won 2-1 | +201595 |
| 10standard | 349 | Okada, Tomofumi (1675) | Won 2-0 | +191614 |
| 11standard | 164 | Budisanjaya, Albert (1727) | Lost 1-2 | -161598 |
| 12standard | 345 | Onikiri, Yuichi (1558) | Won 2-0 | +181616 |
| 13standard | 233 | Ogawa, Yusuke (1555) | Won 2-1 | +161632 |
| 14standard | 191 | Shibata, Masataka (1533) | Lost 0-2 | -191613 |
| 15standard | 206 | Sawasato, Yuuki (1582) | Draw 1-1 | -11612 |
| top | average opponent: 1607record: 9-5-1 | new rating: 1612 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Won Lyul, Sin (1500) | Won 2-0 | +161607 |
| 2sealed | 563 | Nakamura, Satoshi0186 (1546) | Lost 0-2 | -191588 |
| 3sealed | 733 | Mori, Shotaro (1533) | Lost 0-2 | -191569 |
| 4sealed | 922 | Imagawa, Hiromasa (1802) | Lost 0-2 | -141555 |
| 5sealed | 1016 | Hashimoto, Yuta (1447) | Lost 1-2 | -201535 |
| top | average opponent: 1565record: 1-4 | new rating: 1535 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 890 | Tanaka, Kento (1500) | Won 2-1 | +161613 |
| 2sealed | 699 | Robertson, Chris (1518) | Lost 0-2 | -191594 |
| 3sealed | 972 | Nakagawa, Yu (1558) | Draw 1-1 | -11593 |
| 4sealed | 936 | Sakurai, Shinya (1496) | Draw 1-1 | -21591 |
| 5sealed | 995 | Nakamura, Hajime (1700) | Won 2-0 | +201611 |
| 6sealed | 906 | Wada, Yuusaku (1481) | Lost 0-2 | -201591 |
| top | average opponent: 1542record: 2-2-2 | new rating: 1591 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 137 | Kamada, Kosuke (1556) | Won 2-1 | +181567 |
| 2sealed | 112 | Maeno, Kazuha (1696) | Lost 0-2 | -161551 |
| 3sealed | 272 | Uchida, Yuki (1534) | Won 2-0 | +181569 |
| 4sealed | 176 | Mori, Yoshimasa (1409) | Won 2-0 | +151584 |
| 5sealed | 155 | Kawahama, Yoshikazu (1619) | Won 2-1 | +191603 |
| 6sealed | 49 | Kawahara, Masanobu (1490) | Won 2-0 | +151618 |
| 7sealed | 70 | Matsuyama, Ryousuke (1638) | Lost 1-2 | -171601 |
| 8sealed | 105 | Oshima, Takafumi (1599) | Won 2-0 | +181619 |
| 9sealed | 58 | Imura, Satoshi (1603) | Won 2-1 | +181637 |
| 10draft | 9 | Tamura, Youhei (1604) | Won 2-0 | +171654 |
| 11draft | 19 | Ozawa, Takeshi (1899) | Lost 0-2 | -141640 |
| 12draft | 9 | Wakita, Tomoyuki (1457) | Lost 0-2 | -211619 |
| 13draft | 25 | Sekino, Takashi (1482) | Lost 1-2 | -201599 |
| 14draft | 68 | Nishino, Ryo (1552) | Won 2-1 | +171616 |
| 15draft | 87 | Kokubun, Hiroshi (1587) | Lost 1-2 | -191597 |
| top | average opponent: 1582record: 9-6 | new rating: 1597 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 508 | Ootsuka, Yuuji (1417) | Won 2-1 | +161554 |
| 2standard | 604 | Takahashi, Kazushi (1515) | Draw 1-1 | 01554 |
| 3standard | 695 | Numa, Keiji (1518) | Lost 0-1 | -191535 |
| 4standard | 789 | Ichinose, Yuki (1514) | Lost 1-2 | -181517 |
| 5standard | 843 | Nakamura, Keiya (1482) | Lost 0-2 | -191498 |
| 6standard | 835 | Nakae, Kazusi (1481) | Won 2-1 | +181516 |
| 7standard | 763 | Uchiyama, Ryohei (1485) | Draw 1-1 | -11515 |
| 8standard | 740 | Hatakeayma, Yosuke (1467) | Won 2-1 | +171532 |
| 9standard | 798 | Tazawa, Kazuho (1449) | Won 2-0 | +171549 |
| top | average opponent: 1481record: 4-3-2 | new rating: 1549 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 17 | Saitou, Yuu (1446) | Lost 0-2 | -211563 |
| 3block | 163 | Ootsuki, Masahiro (1433) | Lost 1-2 | -201543 |
| 4block | 347 | Onodera, Yu (1481) | Lost 0-2 | -191524 |
| 5block | 321 | Kimura, Haruki (1467) | Won 2-0 | +171541 |
| 6block | 291 | Kawasaki, Yoshimichi (1481) | Lost 0-2 | -191522 |
| 7block | 283 | Kodama, Hironori (1447) | Won 2-0 | +161538 |
| top | average opponent: 1459record: 2-4 | new rating: 1538 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 14 | Yamasaki, Toshihiro (1479) | Won 2-1 | +171545 |
| 2extended | 84 | Matsushita, Tomoyuki (1502) | Won 2-1 | +171562 |
| 3extended | 47 | Kawamura, Kazushi (1571) | Draw 1-1 | 01562 |
| 4extended | 59 | Maki, Koichiro (1728) | Lost 0-2 | -151547 |
| 5extended | 92 | Kamimura, Akihiro (1516) | Won 2-0 | +181565 |
| 6extended | 56 | Matsumura, Takehiko (1496) | Won 2-0 | +171582 |
| 7extended | 38 | Kuroda, Masashiro (1751) | Lost 1-2 | -151567 |
| 8extended | 56 | Sakamoto, Masaaki (1527) | Won 2-1 | +171584 |
| top | average opponent: 1571record: 5-2-1 | new rating: 1584 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 257 | Tanabe, Mitsuhiro (1465) | Won 2-0 | +171537 |
| 2sealed | 136 | Oota, Hirotaka (1588) | Won 2-1 | +191556 |
| 3sealed | 9 | Ishikawa, Ren (1682) | Lost 1-2 | -161540 |
| 4sealed | 106 | Shimizu, Akihiro (1611) | Lost 0-2 | -161524 |
| 5sealed | 193 | Kusakabe, Tadao (1531) | Won 2-0 | +181542 |
| 6sealed | 138 | Kashima, Akihiro (1708) | Lost 0-2 | -151527 |
| 7sealed | 142 | Ishimoto, Koichi (1492) | Won 2-1 | +171544 |
| 8sealed | 17 | Komiyama, Hideki (1640) | Lost 0-2 | -161528 |
| top | average opponent: 1590record: 4-4 | new rating: 1528 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 86 | Fukuda, Takehiko (1500) | Won 2-0 | +181518 |
| 2block | 107 | Kubode, Satoshi (1518) | Won 2-0 | +181536 |
| 3block | 69 | Funatou, Tsukasa (1570) | Won 2-0 | +191555 |
| 4block | 45 | Ito, Akitsugu (1642) | Lost 0-2 | -171538 |
| 5block | 61 | Yasutomi, Hiroto (1543) | Lost 1-2 | -181520 |
| 6block | 99 | Nishimoto, Shingo (1518) | Won 2-1 | +181538 |
| 7block | 68 | Saito, Naoya (1538) | Lost 1-2 | -181520 |
| top | average opponent: 1547record: 4-3 | new rating: 1520 | ||