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Deguchi, Koya
Current rating: 1565

Grand Prix Chiba 2019 (M20 limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 415 Arimura, Norihiko (1401) Won 2-1 +161516
2sealed 70 Kowata, Kyohei (1514) Won 2-1 +181534
3sealed 63 Tanaka, Hayato (1672) Draw 1-1 +21536
4sealed 285 Yasui, Shigeto (1620) Lost 0-2 -161520
5sealed 522 Saitou, Takaya (1473) Won 2-1 +171537
6sealed 343 Kiwanont, Sukhum (1740) Won 2-1 +221559
7sealed 197 Hirami, Tomonori (1706) Won 2-1 +201579
8sealed 123 Miura, Ryuji (1770) Lost 1-2 -141565
top average opponent: 1612record: 5-2-1 new rating: 1565

Grand Prix Shizuoka 2017 (AER standard) starting rating: 1541
round table opponent (rating) result Δrating
1standard 451 Sasaki, Kazuo (1616) Won 2-0 +191560
2standard 334 Hashimoto, Hiromune (1483) Lost 0-2 -191541
3standard 1048 Hasegawa, Shinpei (1444) Won 2-0 +161557
4standard 800 Tsutsumi, Masaki (1443) Won 2-1 +161573
5standard 247 Fujimura, Kyuta (1490) Won 2-1 +171590
6standard 341 Motoyama, Kazuhiko (1749) Won 2-0 +201610
7standard 176 Yamamura, Yuma (1553) Lost 1-2 -191591
8standard 227 Otsu, Takeshi (1521) Won 2-1 +171608
9standard 95 Matsuzaki, Ryuta (1501) Lost 0-2 -201588
10standard 407 Aizawa, Takahiro (1656) Lost 0-2 -171571
11standard 347 Matsumoto, Akihiro (1686) Lost 0-2 -161555
12standard 369 Naganawa, Satoshi (1524) Lost 1-2 -181537
13standard 342 Ninohira, Yuuya (1464) Lost 1-2 -191518
14standard 316 Iwasaki, Mitsumasa (1525) Lost 0-2 -181500
top average opponent: 1547record: 6-8 new rating: 1500

Grand Prix Nagoya 2016 (OGW limited) starting rating: 1516
round table opponent (rating) result Δrating
1sealed 430 Kawanami, Masao (1482) Won 2-0 +171533
2sealed 369 Ishii, Taiyo (1535) Won 2-1 +181551
3sealed 175 Lerdtummatragule, Chaichana (1571) Won 2-1 +181569
4sealed 173 Onishi, Kouhei (1668) Won 2-1 +201589
5sealed 30 Watanabe, Shotaro (1559) Won 2-1 +181607
6sealed 3 Sugita, Wataru (1598) Won 2-0 +171624
7sealed 21 Ishii, Taisuke (1778) Lost 1-2 -151609
8sealed 46 Kozaki, Masahiro (1571) Won 2-0 +181627
9sealed 25 Kanagawa, Takuya (1584) Lost 0-2 -191608
10draft 170 Tagomori, Shou (1687) Lost 0-2 -171591
11draft 105 Ohno, Isao (1716) Lost 0-2 -151576
12draft 351 Tsumura, Kenji (1807) Lost 0-2 -141562
13draft 68 Watanabe, Yuuki (1438) Lost 0-2 -211541
14draft 57 Inoue, Kota (1429) Won 2-1 +161557
15draft 45 Hibino, Yasutaka (1641) Lost 0-2 -161541
top average opponent: 1604record: 8-7 new rating: 1541

Grand Prix Chiba 2015 (MM2 limited) starting rating: 1443
round table opponent (rating) result Δrating
1sealed 1242 Yamaji, Kensuke (1525) Won 2-0 +201463
2sealed 987 Suzuki, Kei (1774) Won 2-0 +231486
3sealed 835 Asakura, Takumi (1415) Won 2-1 +171503
4sealed 869 Oshima, Shimpei (1542) Won 2-1 +191522
5sealed 807 Yanou, Tomiyuki (1540) Won 2-1 +181540
6sealed 811 Sato, Takatoshi (1771) Lost 0-2 -141526
7sealed 845 Ishikawa, Tomoyasu (1527) Lost 1-2 -181508
8sealed 906 Hagiwara, Noriyuki (1765) Won 2-0 +231531
9sealed 884 Saito, Takaya (1679) Lost 0-2 -151516
top average opponent: 1615record: 6-3 new rating: 1516

Grand Prix Shizuoka 2015 (KTK limited) starting rating: 1442
round table opponent (rating) result Δrating
1sealed 270 Ookata, Akihiro (1499) Lost 0-2 -171425
2sealed 350 Okunaga, Yuuki (1483) Won 2-0 +191444
3sealed 419 Hayashi, Daisuke (1498) Draw 1-1 +11445
4sealed 348 Mori, Masaki (1368) Lost 1-2 -201425
5sealed 401 Sato, Yuichi (1432) Won 2-1 +181443
top average opponent: 1456record: 2-2-1 new rating: 1443

Grand Prix Nagoya 2012 (RTR standard) starting rating: 1390
round table opponent (rating) result Δrating
1standard 81 Yamane, Kazuya (1500) Won 2-1 +201410
2standard 284 Shibata, Daisuke (1421) Won 2-1 +181428
3standard 279 Takaoka, Yusuke (1654) Won 2-1 +221450
4standard 26 Komuro, Shuu (1857) Lost 1-2 -111439
5standard 277 Honda, Atsuo (1648) Lost 0-2 -141425
6standard 393 Yamano, Tatsuto (1309) Won 2-0 +161441
7standard 308 Mayaguchi, Masaru (1455) Won 2-0 +181459
8standard 212 Tanaka, Yu (1503) Lost 1-2 -171442
top average opponent: 1543record: 5-3 new rating: 1442

Grand Prix Yokohama 2012 (modern) starting rating: 1420
round table opponent (rating) result Δrating
1modern 310 Handa, Takumi (1500) Won 2-1 +191439
2modern 33 Goto, Shotaro (1517) Lost 0-2 -161423
3modern 569 Mukasa, Yoshiya (1515) Lost 0-2 -171406
4modern 535 Hattori, Kazuki (1481) Lost 1-2 -161390
top average opponent: 1503record: 1-3 new rating: 1390

Grand Prix Hiroshima 2011 (ISD standard) starting rating: 1447
round table opponent (rating) result Δrating
1standard 68 Sekizawa, Takayuki (1521) Won 2-0 +201467
2standard 109 Yasuda, Masayuki (1583) Lost 0-2 -161451
3standard 229 Kinugasa, Satoshi (1499) Won 2-1 +191470
4standard 155 Biwaki, Toshiaki (1623) Lost 1-2 -161454
5standard 289 Hikaru I., (1486) Lost 0-2 -171437
6standard 245 Hama, Takayuki (1483) Lost 0-2 -171420
top average opponent: 1533record: 2-4 new rating: 1420

Grand Prix Sendai 2010 (ROE standard) starting rating: 1462
round table opponent (rating) result Δrating
1standard 264 Lin, Alex (1500) Won 2-0 +181480
2standard 12 Koberer, Ellen (1428) Won 2-0 +181498
3standard 26 Mochiki, Kazuto (1524) Lost 0-2 -181480
4standard 253 Shiraishi, Masaharu (1571) Won 2-1 +201500
5standard 118 Kikutani, Kou (1540) Lost 0-2 -181482
6standard 223 Akita, Naoto (1587) Lost 0-2 -161466
7standard 220 Yanagida, Yuya (1404) Lost 0-2 -191447
top average opponent: 1508record: 3-4 new rating: 1447

Grand Prix Yokohama 2010 (extended) starting rating: 1497
round table opponent (rating) result Δrating
1extended 75 Terada, Tadashi (1544) Lost 1-2 -171480
2extended 424 Takahashi, Youichi (1445) Lost 0-2 -191461
3extended 435 Satou, Jun (1466) Lost 1-2 -171444
4extended 481 Shibata, Takashi (1447) Won 2-0 +181462
5extended 409 Fujiyama, Ryuuichi (1469) Won 2-0 +181480
6extended 312 Shinozaki, Toshiyuki (1482) Lost 0-2 -181462
top average opponent: 1475record: 2-4 new rating: 1462

Grand Prix Matsuyama 2005 (BOK limited) starting rating: 1502
round table opponent (rating) result Δrating
1sealed 24 Kawai, Satoshi (1516) Won 2-0 +181520
2sealed 96 Fujita, Keisuke (1537) Lost 1-2 -181502
3sealed 126 Ikeda, Kunio (1432) Lost 0-2 -191483
4sealed 151 Yoshida, Mitsutaka (1231) Won 2-1 +141497
5sealed 125 Ishimoto, Souichirou (1503) Won 2-0 +181515
6sealed 105 Seo, Asako (1484) Won 2-1 +171532
7sealed 48 Konishi, Hideaki (1535) Lost 0-2 -181514
8sealed 80 Yasufuku, Akihiro (1568) Lost 0-2 -171497
top average opponent: 1476record: 4-4 new rating: 1497

Grand Prix Nagoya 2004 (5DN standard) starting rating: 1500
round table opponent (rating) result Δrating
1standard 196 Wakae, Akio (1390) Won 2-0 +161516
2standard 154 Tsuchiya, Heinrich (1585) Lost 1-2 -171499
3standard 296 Tashiro, Yoshiaki (1682) Lost 0-2 -141485
4standard 354 Matsuura, Junya (1483) Won 2-0 +181503
5standard 249 Ikeda, Naoto (1478) Won 2-1 +171520
6standard 258 Tanaka, Jun'ichi (1486) Draw 1-1 -11519
7standard 197 Ikuta, Tatsuya (1544) Lost 0-2 -171502
top average opponent: 1521record: 3-3-1 new rating: 1502