Umeyama, Yuuichi
Current rating: 1578
Record: 52-46-2
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 241 | Iwasaki, Yohei (1532) | Won 2-0 | +171628 |
| 4sealed | 86 | Matsushita, Junnya (1817) | Lost 0-2 | -151613 |
| 5sealed | 435 | Uzawa, Yuichi (1707) | Won 2-0 | +201633 |
| 6sealed | 286 | Shibata, Takeshi (1623) | Lost 0-2 | -181615 |
| 7sealed | 337 | Kinugasa, Satoshi (1838) | Won 2-1 | +221637 |
| 8sealed | 232 | Shibasaki, Jun (1555) | Won 2-1 | +161653 |
| 9sealed | 215 | Sasaki, Kensuke (1509) | Lost 0-2 | -201633 |
| 10draft | 637 | Morita, Yuuki (1568) | Lost 1-2 | -201613 |
| 11draft | 632 | Kase, Koichi (1530) | Lost 1-2 | -191594 |
| 12draft | 634 | Iijima, Shin (1514) | Lost 0-2 | -201574 |
| 13draft | 733 | Shimizu, Toshiki (1796) | Won 2-1 | +221596 |
| 14draft | 624 | Shibata, Yuuki (1548) | Lost 1-2 | -181578 |
| top | average opponent: 1628record: 5-7 | new rating: 1578 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 535 | Takeuchi, Shuuji (1573) | Won 2-0 | +171645 |
| 4sealed | 142 | Tokuyama, Yoshihiko (1486) | Won 2-0 | +151660 |
| 5sealed | 17 | Ohnishi, Jyunpei (1766) | Lost 1-2 | -161644 |
| 6sealed | 304 | Takahashi, Zen (2020) | Lost 1-2 | -111633 |
| 7sealed | 340 | Takeuchi, Hiroto (1515) | Draw 1-1 | -21631 |
| 8sealed | 395 | Lee, Jaejeong (1558) | Lost 1-2 | -201611 |
| top | average opponent: 1653record: 2-3-1 | new rating: 1611 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 399 | Wakizaka, Hironari (1479) | Lost 1-2 | -211585 |
| 3standard | 1100 | Saito, Keisuke (1390) | Won 2-1 | +151600 |
| 4standard | 601 | Matsuura, Takumi (1855) | Lost 1-2 | -141586 |
| 5standard | 993 | Asazuma, Haruki (1451) | Won 2-1 | +161602 |
| 6standard | 420 | Zhang, Yi 1971 (1484) | Won 2-1 | +161618 |
| 7standard | 424 | Ine, Ryosuke (1606) | Won 2-0 | +181636 |
| 8standard | 201 | Kasahara, Takuya (1570) | Won 2-1 | +161652 |
| 9standard | 211 | Ishida, Shoichi (1474) | Lost 1-2 | -211631 |
| 10standard | 359 | Fujimoto, Yosuke (1641) | Lost 1-2 | -181613 |
| 11standard | 345 | Yamakawa, Hiroaki (1572) | Won 2-0 | +181631 |
| 12standard | 330 | Sasahara, Yuta (1512) | Won 2-0 | +151646 |
| 13standard | 149 | Ikebata, Ryou (1630) | Lost 0-2 | -181628 |
| top | average opponent: 1555record: 7-5 | new rating: 1628 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 831 | Noto, Yoshinari (1377) | Won 2-1 | +151571 |
| 2standard | 79 | Kakiki, Ayumu (1331) | Won 2-0 | +141585 |
| 3standard | 426 | Noge, Hayata (1566) | Won 2-0 | +171602 |
| 4standard | 51 | Ichikawa, Yuuki (1937) | Lost 1-2 | -121590 |
| 5standard | 614 | Takenouchi, Tetsuya (1680) | Won 2-1 | +201610 |
| 6standard | 320 | Sasaki, Tsuyoshi (1500) | Won 2-1 | +161626 |
| 7standard | 224 | Kobayashi, Yuuki (1534) | Won 2-0 | +161642 |
| 8standard | 101 | Osawa, Takuya (2009) | Won 2-0 | +251667 |
| 9standard | 73 | Okamoto, Yuuya (1644) | Lost 1-2 | -191648 |
| 10standard | 96 | Miyamoto, Akihiro (1536) | Lost 1-2 | -201628 |
| 11standard | 314 | Abe, Michio (1517) | Lost 0-2 | -201608 |
| 12standard | 324 | Maikhu, Suripat (1538) | Won 2-1 | +171625 |
| 13standard | 227 | Cole, Damien (1581) | Won 2-0 | +171642 |
| 14standard | 188 | Nakajima, Ryouma (1561) | Lost 1-2 | -191623 |
| 15standard | 185 | Kamoi, Ryo (1672) | Lost 0-2 | -171606 |
| top | average opponent: 1599record: 9-6 | new rating: 1606 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 60 | Ishida, Hiroshi (1655) | Won 2-0 | +191634 |
| 4sealed | 251 | Kitamura, Gaku (1523) | Won 2-1 | +161650 |
| 5sealed | 43 | Nagao, Yasutaka (1700) | Lost 1-2 | -181632 |
| 6sealed | 135 | Murata, Kouji (1485) | Lost 1-2 | -201612 |
| 7sealed | 251 | Kawakami, Takehito (1624) | Lost 0-2 | -181594 |
| 8sealed | 687 | Sato, Naoki (1573) | Lost 0-2 | -181576 |
| 9sealed | 565 | Fujita, Ryunosuke (1504) | Lost 1-2 | -201556 |
| top | average opponent: 1581record: 2-5 | new rating: 1556 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 162 | Maruyama, Hiromu (1500) | Won 2-1 | +161623 |
| 2standard | 93 | Takagi, Hideto (1499) | Won 2-0 | +151638 |
| 3standard | 483 | Terada, Tadashi (1536) | Lost 1-2 | -191619 |
| 4standard | 402 | Nakamura, Akiteru (1517) | Won 2-0 | +161635 |
| 5standard | 329 | Kazaoka, Nicholle (1535) | Won 2-1 | +161651 |
| 6standard | 327 | Kamata, Kazuhiro (1709) | Lost 0-2 | -171634 |
| 7standard | 387 | Tanaka, Shinichi (1570) | Lost 1-2 | -191615 |
| top | average opponent: 1552record: 4-3 | new rating: 1615 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1017 | Yamauchi, Shotaro (1547) | Won 2-0 | +171615 |
| 2sealed | 1198 | Nishida, Wataru (1518) | Won 2-1 | +161631 |
| 3sealed | 903 | Nakamura, Sara (1523) | Won 2-0 | +161647 |
| 4sealed | 851 | Onuki, Hirohito (1554) | Lost 0-2 | -201627 |
| 5sealed | 951 | Wu, Chia-Ju (1505) | Won 2-0 | +161643 |
| 6sealed | 901 | Sasaki, Yusuke 1421 (1512) | Lost 1-2 | -201623 |
| 7sealed | 1019 | Hung, Hsun Hao (1732) | Lost 1-2 | -161607 |
| top | average opponent: 1556record: 4-3 | new rating: 1607 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 62 | Mizoue, Atsushi (1668) | Won 2-0 | +201535 |
| 2legacy | 155 | Sakurai, Yuuta (1550) | Won 2-0 | +191554 |
| 3legacy | 45 | Hagiwara, Noriyuki (1815) | Won 2-0 | +221576 |
| 4legacy | 58 | Hada, Nobuto (1578) | Won 2-1 | +181594 |
| 5legacy | 9 | Suzuki, Akira (Aichi) (1577) | Won 2-0 | +181612 |
| 6legacy | 27 | Ishii, Takeshi (1577) | Lost 0-2 | -191593 |
| 7legacy | 44 | Khor, Wee Yuen Ian (1540) | Won 2-1 | +171610 |
| 8legacy | 17 | Yasui, Tomoyuki (1580) | Lost 0-2 | -181592 |
| 9legacy | 81 | Jincho, Takayoshi (1597) | Won 2-1 | +181610 |
| 10legacy | 85 | Hori, Masataka (1630) | Lost 0-2 | -181592 |
| 11legacy | 102 | Okano, Yukimasa (1528) | Won 2-0 | +171609 |
| 12legacy | 82 | Tsuruoka, Shouta (1782) | Won 2-0 | +211630 |
| 13legacy | 42 | Nose, Koji (1838) | Lost 1-2 | -141616 |
| 14legacy | 72 | Yasui, Tomoyuki (1593) | Lost 0-2 | -181598 |
| top | average opponent: 1632record: 9-5 | new rating: 1598 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 801 | Ambo, Ikuto (1500) | Won 2-0 | +181518 |
| 2sealed | 733 | Kawamoto, Kengo (1494) | Lost 0-2 | -181500 |
| 3sealed | 968 | Harada, Yoshio (1344) | Won 2-1 | +151515 |
| 4sealed | 925 | Kuribayashi, Takayuki (1515) | Won 2-0 | +181533 |
| 5sealed | 692 | Matsumoto, Akihiro (1563) | Won 2-0 | +181551 |
| 6sealed | 683 | Nakamura, Souta (1523) | Lost 0-2 | -181533 |
| 7sealed | 794 | Sato, Ryuji (1520) | Lost 0-2 | -181515 |
| top | average opponent: 1494record: 4-3 | new rating: 1515 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1039 | Ito, Genki (1500) | Won 2-0 | +181499 |
| 2modern | 885 | Nonaka, Satoshi (1518) | Won 2-0 | +181517 |
| 3modern | 895 | Yamanaka, Takuya (1609) | Won 2-1 | +201537 |
| 4modern | 742 | Itani, Hiroshi (1596) | Lost 0-2 | -171520 |
| 5modern | 769 | Kojima, Toshihiro (1345) | Draw 1-1 | -31517 |
| 6modern | 845 | Yamasaki, Rintarou (1590) | Lost 0-2 | -171500 |
| top | average opponent: 1526record: 3-2-1 | new rating: 1500 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 709 | Kaneko, Yoshiyuki (1649) | Won 2-1 | +211521 |
| 2sealed | 652 | Tanimoto, Akinari (1518) | Lost 0-2 | -181503 |
| 3sealed | 834 | Tanimoto, Tatsuro (1359) | Lost 0-2 | -211482 |
| 4sealed | 870 | Kato, Keiichi (1402) | Won 2-0 | +171499 |
| 5sealed | 750 | Tomomizu, Takuya (1502) | Won 2-0 | +181517 |
| 6sealed | 695 | Suzuki, Kenta (1497) | Lost 1-2 | -191498 |
| 7sealed | 691 | Kanayama, Haruki (1509) | Lost 0-2 | -171481 |
| top | average opponent: 1491record: 3-4 | new rating: 1481 | ||