Yamasaki, Yoshitaka
Current rating: 1630
Record: 24-16
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 234 | Okumura, Shuuhei (1518) | Won 2-1 | +161619 |
| 3standard | 146 | Chihara, Ryota (1497) | Won 2-1 | +161635 |
| 4standard | 208 | Chen, Liang (1847) | Won 2-1 | +221657 |
| 5standard | 80 | Kaitsuka, Yutaka (1558) | Won 2-0 | +161673 |
| 6standard | 2 | Matsubara, Tohru (1563) | Lost 0-2 | -201653 |
| 7standard | 32 | Maeno, Kazuha (1588) | Won 2-0 | +171670 |
| 8standard | 45 | Fujimoto, Katsuya (1568) | Lost 0-2 | -201650 |
| 9standard | 116 | Ichihara, Kentaro (1524) | Lost 1-2 | -201630 |
| top | average opponent: 1583record: 5-3 | new rating: 1630 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1659 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 124 | Hiromasa K., (1500) | Lost 0-2 | -211638 |
| 3sealed | 318 | Maij, Rosario (1835) | Lost 0-1 | -141624 |
| 4sealed | 438 | Uesugi, Fumiya (1437) | Lost 1-2 | -211603 |
| top | average opponent: 1591record: 0-3 | new rating: 1603 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 203 | Yamazaki, Daisuke (1475) | Won 2-0 | +171583 |
| 2standard | 111 | Naitou, Takashi (1519) | Lost 1-2 | -201563 |
| 3standard | 139 | Maki, Toshiya (1515) | Won 2-1 | +171580 |
| 4standard | 127 | Yaoita, Akihiro (1564) | Won 2-1 | +181598 |
| 5standard | 70 | Watanabe, Shotaro (1519) | Won 2-0 | +171615 |
| 6standard | 115 | Suzuki, Masahiro (1474) | Won 2-1 | +151630 |
| 7standard | 38 | Kou, Changsu (1794) | Won 2-1 | +211651 |
| 8standard | 22 | Nakano, Tatsuhito (1609) | Won 2-0 | +171668 |
| 9standard | 24 | Shiraki, Takahiro (1617) | Lost 0-2 | -191649 |
| 10standard | 46 | Ogura, Takamasa (1550) | Won 2-1 | +171666 |
| 11standard | 11 | Inoue, Shinta (1588) | Won 2-1 | +161682 |
| 12standard | 19 | Matsuo, Yoshiyuki (1644) | Won 2-1 | +181700 |
| 13standard | 5 | Obayashi, Naoki (1509) | Lost 0-2 | -221678 |
| 14standard | 12 | Kameyama, Takeshi (1634) | Lost 0-2 | -191659 |
| 15standard | 26 | Matsuda, Tomohiro (1587) | ID | 01659 |
| top | average opponent: 1573record: 10-4-1 | new rating: 1659 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 203 | Omori, Tomoaki (1734) | Won 2-1 | +221522 |
| 2extended | 148 | Kamiya, Shougo (1516) | Won 2-0 | +181540 |
| 3extended | 17 | Taniguchi, Yuki (1535) | Won 2-0 | +181558 |
| 4extended | 86 | Ooki, Norihiro (1554) | Lost 0-2 | -181540 |
| 5extended | 76 | Wakamatsu, Fumiyasu (1488) | Won 2-1 | +171557 |
| 6extended | 91 | Sakimura, Akihiko (1555) | Won 2-1 | +181575 |
| 7extended | 28 | Chen, Liang (1791) | Lost 0-2 | -141561 |
| 8extended | 62 | Takeshita, Toru (1698) | Won 2-1 | +201581 |
| 9extended | 46 | Saitou, Eiji (1610) | Won 2-1 | +191600 |
| 10extended | 26 | Fujita, Tsuyoshi (1656) | Lost 0-2 | -171583 |
| 11extended | 10 | Tsuchiya, Hideaki (1677) | Lost 0-2 | -161567 |
| 12extended | 14 | Watanabe, Takanori (1618) | Won 2-0 | +181585 |
| 13extended | 21 | Tamura, Ryo (1702) | Lost 1-2 | -151570 |
| 14extended | 25 | Okajima, Shougo (1499) | Lost 0-2 | -201550 |
| 15extended | 36 | Yamada, Hiroki (1432) | Won 2-1 | +161566 |
| top | average opponent: 1604record: 9-6 | new rating: 1566 | ||