Masuyama, Yuko
Current rating: 1195
Record: 38-81-2
Grand Prix Nagoya 2004Grand Prix Yokohama 2004Grand Prix Hiroshima 2006Grand Prix Yokohama 2012Grand Prix Taipei 2012Grand Prix Nagoya 2012Grand Prix Yokohama 2013Grand Prix Las Vegas 2013Grand Prix Kitakyushu 2013Grand Prix Nagoya 2014Grand Prix Taipei 2014Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Kyoto 2015Grand Prix Chiba 2015
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1166 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2219 | Iwaide, Shinnosuke (1500) | Won 2-0 | +241190 |
| 2sealed | 2246 | Itou, Masahiro7176 (1453) | Lost 0-2 | -141176 |
| 3sealed | 2298 | Kiyota, Osamu (1502) | Lost 0-2 | -121164 |
| 4sealed | 2413 | Li, Kerry (1495) | Won 2-1 | +241188 |
| 5sealed | 2255 | Choo, Ida Maria (1388) | Lost 0-2 | -141174 |
| 6sealed | 2311 | Nakatani, Takashi (1446) | Lost 0-2 | -141160 |
| 7sealed | 2242 | Ashizawa, Yoshisato (1429) | Lost 0-2 | -131147 |
| 8sealed | 2192 | Jen, Linfu (1446) | Won 2-1 | +241171 |
| 9sealed | 2141 | Kojima, Tatuya (1552) | Won 2-1 | +241195 |
| top | average opponent: 1468record: 4-5 | new rating: 1195 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1219 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 548 | Mizuno, Shiori (1477) | Lost 0-2 | -131206 |
| 2legacy | 873 | Satou, Wataru (1556) | Won 2-0 | +241230 |
| 3legacy | 797 | Kawakami, Teppei (1449) | Lost 1-2 | -141216 |
| 4legacy | 847 | Satou, Kouhei (1502) | Won 2-1 | +231239 |
| 5legacy | 849 | Ishii, Takuya (1501) | Lost 0-2 | -141225 |
| 6legacy | 854 | Sugimoto, Takaaki (1486) | Lost 1-2 | -131212 |
| 7legacy | 801 | Bacquet, Yannick (1509) | Lost 0-2 | -131199 |
| 8legacy | 779 | Yoshimura, Motoki (1179) | Lost 0-2 | -181181 |
| 9legacy | 745 | Yamada, Yasuo (1343) | Lost 0-2 | -151166 |
| top | average opponent: 1445record: 2-7 | new rating: 1166 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1231 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 323 | Arita, Kazuhiro (1500) | Lost 0-2 | -131218 |
| 2sealed | 312 | Kanehara, Masataka (1482) | Lost 0-2 | -131205 |
| 3sealed | 497 | Kanaishi, Ken (1464) | Lost 0-2 | -141191 |
| 4sealed | 479 | Banno, Kunihiko (1569) | Won 2-1 | +251216 |
| 5sealed | 409 | Inukai, Masakazu (1480) | Lost 1-2 | -131203 |
| 6sealed | 363 | Nakamura, Makoto (1442) | Won 2-0 | +221225 |
| 7sealed | 284 | Takano, Hayato (1457) | Lost 0-2 | -141211 |
| 8sealed | 249 | Jinba, Daisuke (1441) | Lost 0-2 | -141197 |
| 9sealed | 200 | Tsuchida, Takashi (1413) | Won 2-0 | +221219 |
| top | average opponent: 1472record: 3-6 | new rating: 1219 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1203 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 861 | Takahashi, Ryouhei (1502) | Won 2-0 | +231226 |
| 2modern | 857 | Mochiki, Kazuto (1710) | Won 2-1 | +271253 |
| 3modern | 725 | Emi, Shin'ichirou (1524) | Lost 0-2 | -141239 |
| 4modern | 945 | Tamai, Hideaki (1560) | Lost 0-2 | -121227 |
| 5modern | 1034 | Lin, Hsien Chang (1477) | Lost 1-2 | -141213 |
| 6modern | 1076 | Adachi, Junya (1390) | Lost 1-2 | -141199 |
| 7modern | 1044 | Nakatsu, Yoshihito (1440) | Won 2-1 | +221221 |
| 8modern | 952 | Okumura, Genki (1538) | Won 2-1 | +241245 |
| 9modern | 906 | Yoshida, Atsushi (1500) | Lost 1-2 | -141231 |
| top | average opponent: 1516record: 4-5 | new rating: 1231 | ||
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1174 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 364 | Tsai, Cheng Hung (1500) | Lost 1-2 | -121162 |
| 2sealed | 294 | Shieh, Din-Chan (1377) | Lost 1-2 | -141148 |
| 3sealed | 359 | Tay, Hong Yun Filbert (1465) | Won 2-1 | +241172 |
| 4sealed | 296 | Lo, Hao-Jen (1480) | Lost 1-2 | -131159 |
| 5sealed | 343 | Liu, Shiwen (1444) | Lost 1-2 | -131146 |
| 6sealed | 334 | Yang, Shao-fu (1437) | Won 2-1 | +231169 |
| 7sealed | 286 | Liu, Wei-shin (1487) | Won 2-1 | +241193 |
| 8sealed | 232 | Shimada, Katsuhiro (1481) | Won 2-0 | +231216 |
| 9sealed | 201 | Chen, Ying-Siao (1499) | Lost 0-2 | -131203 |
| top | average opponent: 1463record: 4-5 | new rating: 1203 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1181 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 733 | Hirohata, Syo (1500) | Won 2-0 | +241205 |
| 2sealed | 695 | Tsuda, Mineyuki (1723) | Won 2-0 | +261231 |
| 3sealed | 583 | Okuda, Masateru (1560) | Won 2-0 | +241255 |
| 4sealed | 551 | Yoshihara, Shinji (1493) | Lost 0-2 | -141241 |
| 5sealed | 598 | Choi, Young-Il (1487) | Lost 1-2 | -131228 |
| 6sealed | 659 | Nomura, Tsuyoshi (1521) | Lost 1-2 | -131215 |
| 7sealed | 695 | Takagi, Hiroki (1452) | Lost 0-2 | -141201 |
| 8sealed | 710 | Ishida, Shoichi (1514) | Lost 1-2 | -121189 |
| 9sealed | 680 | U, Kashin (1398) | Lost 1-2 | -151174 |
| top | average opponent: 1517record: 3-6 | new rating: 1174 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1230 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 218 | Yamada, Hiroshi (1540) | Lost 0-2 | -121218 |
| 2standard | 419 | Shimizu, Souichirou (1480) | Lost 0-2 | -141204 |
| 3standard | 518 | Bae, Sanghoon (1432) | Won 2-0 | +231227 |
| 4standard | 512 | Yamamoto, Tatsuya (1487) | Lost 1-2 | -141213 |
| 5standard | 513 | Umezaki, Masanori (1456) | Lost 1-2 | -131200 |
| 6standard | 454 | Masatoki, Takuma (1450) | Lost 1-2 | -141186 |
| 7standard | 405 | Yamanouchi, Yuki (1433) | Lost 1-2 | -141172 |
| 8standard | 351 | Funahara, Kazuya (1407) | Won 2-0 | +231195 |
| 9standard | 300 | Tsumori, Youhei (1436) | Lost 0-2 | -141181 |
| top | average opponent: 1458record: 2-7 | new rating: 1181 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1247 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 393 | Giambi, Stephan (1480) | Lost 1-2 | -131234 |
| 2sealed | 429 | Messenger, Jonah (1482) | Lost 1-2 | -141220 |
| 3sealed | 453 | Shaw, Theodore (1463) | Lost 1-2 | -141206 |
| 4sealed | 492 | Lewis, Brandon (1426) | Won 2-0 | +221228 |
| 5sealed | 410 | Neuschwander, Justin (1489) | Won 2-0 | +231251 |
| 6sealed | 330 | Thurber, Jessica (1483) | Lost 1-2 | -141237 |
| 7sealed | 269 | Vasil, Jeremy (1521) | Lost 0-2 | -131224 |
| 8sealed | 174 | Schwab, Jason (1345) | Lost 0-2 | -161208 |
| 9sealed | 169 | Forni, Tiffany (1429) | Won 2-0 | +221230 |
| top | average opponent: 1458record: 3-6 | new rating: 1230 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1291 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 896 | Satou, Masanori (1501) | Won 2-0 | +221313 |
| 2sealed | 909 | Kobayashi, Takahito (1720) | Lost 1-2 | -111302 |
| 3sealed | 946 | Tsukamoto, Takeshi (1501) | Lost 0-2 | -141288 |
| 4sealed | 1035 | Ariga, Kazuma (1342) | Lost 0-2 | -171271 |
| 5sealed | 1078 | Irie, Daiki (1432) | Won 2-0 | +211292 |
| 6sealed | 958 | Sato, Koji (1468) | Lost 1-2 | -151277 |
| 7sealed | 925 | Atsuji, Makoto (1461) | Lost 0-2 | -151262 |
| 8sealed | 1054 | Tanaka, Mami (1445) | Lost 0-2 | -151247 |
| top | average opponent: 1484record: 2-6 | new rating: 1247 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1275 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 134 | Shinichi I., (1500) | Lost 1-2 | -141261 |
| 2standard | 429 | Ooba, Hideto (1497) | Lost 0-2 | -131248 |
| 3standard | 739 | Benison, Brian (1464) | Won 2-1 | +211269 |
| 4standard | 610 | Gaguchi, Masafumi (1481) | Won 2-1 | +221291 |
| 5standard | 580 | Naitou, Takashi (1527) | Lost 1-2 | -141277 |
| 6standard | 519 | Ikedo, Masakazu (1701) | Won 2-1 | +261303 |
| 7standard | 411 | Liew, Don (1484) | Lost 1-2 | -151288 |
| 8standard | 385 | Yamano, Tatsuto (1279) | Won 2-1 | +181306 |
| 9standard | 285 | Ogawa, Sinji (1500) | Lost 1-2 | -151291 |
| top | average opponent: 1493record: 4-5 | new rating: 1291 | ||
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1291 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Yang, Victor (1541) | Lost 0-2 | -131278 |
| 2sealed | 276 | Chang, Ti-Ti (1482) | Lost 0-2 | -151263 |
| 3sealed | 264 | Chiang, Cason (1468) | Won 2-0 | +221285 |
| 4sealed | 305 | Chen, Vince (1485) | Draw 1-1 | +41289 |
| 5sealed | 275 | Nakao, Munenari (1556) | Lost 0-2 | -141275 |
| top | average opponent: 1506record: 1-3-1 | new rating: 1275 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1339 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1 | Kawaguchi, Hiroshi (1500) | Lost 0-2 | -151324 |
| 2modern | 513 | Matsunami, Shohei (1482) | Draw 1-1 | +31327 |
| 3modern | 594 | Tanigawa, Futa (1481) | Lost 0-2 | -161311 |
| 4modern | 679 | Nishimoto, Kouhei (1496) | Won 2-0 | +221333 |
| 5modern | 572 | Takahashi, Keiji (1439) | Lost 0-2 | -161317 |
| 6modern | 552 | Takemura, Shintaro (1463) | Lost 1-2 | -161301 |
| 7modern | 468 | Hatai, Eiichirou (1447) | Won 2-0 | +211322 |
| 8modern | 368 | Sunakawa, Keiji (1463) | Lost 1-2 | -151307 |
| 9modern | 300 | Noge, Hayata (1449) | Lost 0-2 | -161291 |
| top | average opponent: 1469record: 2-6-1 | new rating: 1291 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 50 | Sasaki, Shou (1530) | Lost 1-2 | -161379 |
| 2sealed | 148 | Briols, Ben (1515) | Lost 0-2 | -151364 |
| 3sealed | 163 | Yashiki, Kouichi (1501) | Lost 1-2 | -161348 |
| 4sealed | 176 | Fujii, Masanori (1442) | Won 2-0 | +201368 |
| 5sealed | 147 | Murata, Kouji (1578) | Lost 0-2 | -141354 |
| 6sealed | 131 | Onta, Hirofumi (1320) | Won 2-1 | +171371 |
| 7sealed | 97 | Ogawa, Masafumi (1480) | Lost 0-2 | -161355 |
| 8sealed | 11 | Matsumura, Takehiko (1463) | Lost 1-2 | -161339 |
| top | average opponent: 1479record: 2-6 | new rating: 1339 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1423 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 36 | Fujita, Toshitake (1505) | Lost 1-2 | -171406 |
| 2sealed | 259 | Otuka, Yasutaka (1482) | Lost 0-2 | -161390 |
| 3sealed | 287 | Sato, Hiroki (1464) | Won 2-0 | +191409 |
| 4sealed | 245 | Adachi, Shingo (1610) | Lost 0-2 | -141395 |
| top | average opponent: 1515record: 1-3 | new rating: 1395 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 266 | Takamatsu, Hiroomi (1419) | Lost 0-2 | -191481 |
| 2standard | 382 | Isoda, Yusuke (1451) | Lost 1-2 | -191462 |
| 3standard | 421 | Boku, Takashi (1412) | Lost 0-2 | -191443 |
| 4standard | 437 | Kobori, Tetsuhiro (1353) | Lost 0-2 | -201423 |
| 5standard | 401 | Yoshida, Kenichi (1428) | Lost 0-2 | -171406 |
| 6standard | 358 | Honda, Kazuyuki (1364) | Won 2-1 | +171423 |
| top | average opponent: 1404record: 1-5 | new rating: 1423 | ||