Yamamura, Mitsutoshi
Current rating: 1219
Record: 25-57-3
Grand Prix Hiroshima 2011Grand Prix Kobe 2012Grand Prix Yokohama 2012Grand Prix Nagoya 2012Grand Prix Kitakyushu 2013Grand Prix Shizuoka 2013Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Kyoto 2015Grand Prix Kobe 2015Grand Prix Nagoya 2016Grand Prix Chiba 2016Grand Prix Shizuoka 2017Grand Prix Kobe 2017
| Grand Prix Kobe 2017 (modern) | starting rating: 1234 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 722 | Kamei, Masataka (1680) | Lost 1-2 | -111223 |
| 2modern | 941 | Tanaka, Keiichi (1403) | Won 2-1 | +211244 |
| 3modern | 1036 | Fujiwara, Kenta (1489) | Lost 0-2 | -131231 |
| 4modern | 1096 | Ohtani, Yuya (1582) | Lost 0-2 | -121219 |
| top | average opponent: 1539record: 1-3 | new rating: 1219 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1238 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 213 | Akabane, Shu (1358) | Won 2-1 | +201258 |
| 2standard | 168 | Kimura, Takuya (1529) | Won 2-0 | +231281 |
| 3standard | 610 | Takata, Takumi (1445) | Lost 1-2 | -151266 |
| 4standard | 828 | Shimizu, Yousuke (1720) | Lost 0-2 | -101256 |
| 5standard | 889 | Morita, Kazuki (1409) | Lost 0-2 | -151241 |
| 6standard | 916 | Nishikawa, Yukihide (1524) | Lost 0-2 | -131228 |
| 7standard | 988 | Fujikawa, Takashi (1294) | Won 2-0 | +191247 |
| 8standard | 844 | Nakamura, Ryouta (1511) | Lost 0-2 | -131234 |
| top | average opponent: 1474record: 3-5 | new rating: 1234 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1196 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 631 | Kanayama, Haruki (1668) | Won 2-0 | +261222 |
| 2legacy | 355 | Bi, Mingjie (1514) | Won 2-0 | +231245 |
| 3legacy | 145 | Tane, Shiro (1538) | Lost 1-2 | -131232 |
| 4legacy | 500 | Yoshizawa, Kohei (1506) | Won 2-0 | +231255 |
| 5legacy | 301 | Shigeta, Hajime (1545) | Lost 0-2 | -131242 |
| 6legacy | 508 | Sugaya, Takeshi (1420) | Won 2-0 | +221264 |
| 7legacy | 338 | Kazuki, Sakamura (1538) | Lost 0-2 | -141250 |
| 8legacy | 487 | Sugisawa, Tsuyoshi (1573) | Lost 1-2 | -121238 |
| top | average opponent: 1538record: 4-4 | new rating: 1238 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1209 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 514 | Yamamoto, Ryo (1464) | Lost 0-2 | -131196 |
| top | record: 0-1 | new rating: 1196 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1187 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 700 | Takeuchi, Syuji (1504) | Won 2-0 | +231210 |
| 2standard | 436 | Watanabe, Miyu (1518) | Lost 1-2 | -121198 |
| 3standard | 889 | Fujiwara, Hiroshi (1458) | Lost 0-2 | -141184 |
| 4standard | 856 | Terai, Tadayuki (1509) | Won 2-0 | +241208 |
| 5standard | 860 | Sekimoto, Yasunari (1499) | Lost 1-2 | -131195 |
| 6standard | 849 | Nakamura, Shinichiro (1418) | Draw 1-1 | +41199 |
| 7standard | 729 | Kishi, Daiko (1481) | Lost 1-2 | -131186 |
| 8standard | 654 | Tachibana, Korechika (1469) | Won 2-0 | +231209 |
| top | average opponent: 1482record: 3-4-1 | new rating: 1209 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1241 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 231 | Amano, Seiichi (1471) | Lost 0-2 | -141227 |
| 2legacy | 315 | Yamada, Mituharu (1439) | Lost 1-2 | -141213 |
| 3legacy | 436 | Muraoka, Goro (1378) | Lost 0-2 | -151198 |
| 4legacy | 446 | Dahn, Junie (1415) | Lost 1-2 | -141184 |
| 5legacy | 415 | Fukebaru, Hajime (1324) | Won 2-0 | +201204 |
| 6legacy | 356 | Honda, Rintaro (1588) | Lost 1-2 | -111193 |
| 7legacy | 311 | Yashiki, Kouichi (1399) | Won 2-1 | +221215 |
| 8legacy | 254 | Yamamoto, Masaki (1445) | Lost 1-2 | -141201 |
| 9legacy | 219 | Otsuka, Tetsuya (1414) | Lost 1-2 | -141187 |
| top | average opponent: 1431record: 2-7 | new rating: 1187 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1256 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Ito, Shinichi (1565) | Won 2-0 | +231279 |
| 2sealed | 53 | Takeda, Yasuaki (1407) | Lost 0-2 | -151264 |
| 3sealed | 255 | Kashiwa, Tatsuya (1750) | Lost 0-2 | -101254 |
| 4sealed | 418 | Nakayama, Yasuaki (1550) | Lost 0-2 | -131241 |
| top | average opponent: 1568record: 1-3 | new rating: 1241 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1251 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 59 | Tateyama, Masato (1401) | Lost 1-2 | -161235 |
| 2modern | 425 | Maeda, Takashi (1285) | Won 2-0 | +191254 |
| 3modern | 401 | Takahashi, Kei (1593) | Won 2-1 | +241278 |
| 4modern | 321 | Endo, Takuya6807 (1486) | Draw 1-1 | +41282 |
| 5modern | 247 | Kamoi, Ryo (1618) | Lost 0-2 | -121270 |
| 6modern | 368 | Ishii, Kenta (1498) | Lost 1-2 | -141256 |
| top | average opponent: 1480record: 2-3-1 | new rating: 1256 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1279 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 530 | Urushibata, Masashi (1428) | Won 2-0 | +211300 |
| 2standard | 569 | Anzai, Yuusuke (1503) | Lost 0-2 | -151285 |
| 3standard | 833 | Satou, Tsubasa (1540) | Lost 1-2 | -131272 |
| 4standard | 827 | Shimasaki, Kouichirou (1464) | Won 2-1 | +211293 |
| 5standard | 742 | Fukushima, Naoya (1509) | Lost 0-2 | -141279 |
| 6standard | 774 | Nakai, Sunao (1502) | Lost 1-2 | -141265 |
| 7standard | 783 | Mizutani, Yuki (1446) | Lost 1-2 | -141251 |
| top | average opponent: 1485record: 2-5 | new rating: 1251 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1329 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 237 | Oh, Young Seok (1504) | Draw 1-1 | +41333 |
| 2standard | 258 | Masuda, Rintarou (1500) | Lost 0-2 | -151318 |
| 3standard | 474 | Kajihara, Koji (1481) | Lost 0-2 | -151303 |
| 4standard | 538 | Okabayashi, Masanao (1558) | Lost 0-2 | -141289 |
| 5standard | 519 | Noda, Kenji (1431) | Lost 1-2 | -151274 |
| 6standard | 472 | Yamanouchi, Yuki (1418) | Lost 1-2 | -161258 |
| 7standard | 413 | Losh, Mason (1406) | Won 2-0 | +211279 |
| top | average opponent: 1471record: 1-5-1 | new rating: 1279 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1372 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 204 | Yamamoto, Yuta (1500) | Lost 1-2 | -151357 |
| 2standard | 475 | Goto, Tomonori (1464) | Lost 1-2 | -161341 |
| 3standard | 723 | Yamazaki, Taichirou (1465) | Lost 1-2 | -161325 |
| 4standard | 761 | Muramatsu, Yasuhiro (1455) | Lost 1-2 | -161309 |
| 5standard | 707 | Kaneko, Kayo (1428) | Won 2-0 | +201329 |
| top | average opponent: 1462record: 1-4 | new rating: 1329 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 385 | Kawano, Hiroki (1500) | Won 2-0 | +201401 |
| 2modern | 212 | Shigaki, Tomoya (1486) | Lost 0-2 | -171384 |
| 3modern | 485 | Yui, Kikujirou (1500) | Won 2-1 | +201404 |
| 4modern | 216 | Usui, Toru (1514) | Lost 1-2 | -161388 |
| 5modern | 504 | Kamakura, Jun (1500) | Lost 1-2 | -161372 |
| top | average opponent: 1500record: 2-3 | new rating: 1372 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 27 | Tamura, Youhei (1444) | Lost 0-2 | -181428 |
| 2sealed | 423 | Nakamura, Seiichirou (1482) | Lost 0-2 | -171411 |
| 3sealed | 472 | Katagiri, Shinichi (1577) | Lost 0-2 | -151396 |
| 4sealed | 501 | Kashima, Akihiro (1555) | Lost 0-2 | -151381 |
| top | average opponent: 1515record: 0-4 | new rating: 1381 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 180 | Christensen, Joseph (1500) | Lost 1-2 | -181482 |
| 2standard | 189 | Kwan, William (1461) | Lost 0-2 | -181464 |
| 3standard | 308 | Koretomo, Yuji (1418) | Lost 1-2 | -191445 |
| 4standard | 373 | Iwata, Miyuki (1445) | Won 2-0 | +181463 |
| 5standard | 326 | Soejima, Takayuki (1466) | Lost 0-2 | -181445 |
| 6standard | 305 | Nagase, Yuuichi (1446) | Lost 0-2 | -181427 |
| 7standard | 255 | Saitou, Eiji (1508) | Won 2-1 | +191446 |
| 8standard | 201 | Murata, Reishi (1444) | Lost 0-2 | -181428 |
| 9standard | 171 | Murakami, Tatsuya (1397) | Won 2-0 | +181446 |
| top | average opponent: 1454record: 3-6 | new rating: 1446 | ||