Takahari, Hiroyuki
Current rating: 1777 (#2873)
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1679 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 469 | Adachi, Yoshiya (1646) | Lost 0-2 | -191660 |
| 2sealed | 706 | Miki, Kazuhiro (1529) | Won 2-0 | +161676 |
| 3sealed | 929 | Kikuchi, Takashi (1308) | Won 2-0 | +111687 |
| 4sealed | 340 | Nakamura, Atsushi (1685) | Won 2-0 | +181705 |
| 5sealed | 299 | Ohno, Yuki (1697) | Lost 0-2 | -181687 |
| 6sealed | 397 | Inuzuka, Satoshi (1658) | Won 2-0 | +181705 |
| 7sealed | 379 | Miyaguni, Musashi (1682) | Won 2-0 | +171722 |
| 8sealed | 252 | Yamada, Masaki (1547) | Won 2-1 | +151737 |
| 9sealed | 225 | Hirayama, Atsushi (1691) | Won 2-0 | +171754 |
| 10draft | 124 | Kazuki, Muto (1608) | Lost 0-2 | -201734 |
| 11draft | 123 | Abe, Kouga (1589) | Won 2-0 | +151749 |
| 12draft | 31 | Itodani, Tetsurou (1732) | Lost 1-2 | -181731 |
| 13draft | 88 | Shinhama, Takahiko (1607) | Won 2-0 | +151746 |
| 14draft | 73 | Iso, Toshiharu (1592) | Won 2-0 | +161762 |
| 15draft | 63 | Saitou, Isao (1647) | Won 2-0 | +151777 |
| top | average opponent: 1615record: 11-4 | new rating: 1777 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 362 | Kisanuki, Akira (1366) | Won 2-0 | +141625 |
| 3sealed | 237 | Kusanagi, Tatsuya (1627) | Won 2-1 | +181643 |
| 4sealed | 47 | Mikami, Yoshirou (1871) | Won 2-0 | +221665 |
| 5sealed | 95 | Sekine, Yoshinori (1523) | Won 2-1 | +151680 |
| 6sealed | 2 | Shibata, Yuuki (1611) | Won 2-0 | +171697 |
| 7sealed | 29 | Fan, Yiduo (1604) | Lost 1-2 | -201677 |
| 8sealed | 43 | Yajima, Hiromichi (1602) | Lost 0-2 | -191658 |
| 9sealed | 148 | Matsuzaki, Akio (1638) | Won 2-0 | +181676 |
| 10draft | 559 | Murakami, Yuki (1829) | Won 2-0 | +201696 |
| 11draft | 558 | Ogasawara, Tomoaki (1607) | Lost 0-2 | -191677 |
| 12draft | 559 | Kashima, Yuuki (1603) | Won 2-1 | +161693 |
| 13draft | 557 | Xu, Siying (1697) | Lost 0-2 | -181675 |
| 14draft | 556 | Murakami, Akinori (1660) | Won 2-1 | +181693 |
| 15draft | 556 | Ishii, Taisuke (1891) | Lost 0-2 | -141679 |
| top | average opponent: 1652record: 9-5 | new rating: 1679 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 563 | Toriuchi, Daizo (1612) | Won 2-0 | +191553 |
| 4standard | 312 | Kato, Kensuke (1721) | Lost 0-2 | -151538 |
| 5standard | 561 | Fukui, Shunsuke (1818) | Won 2-1 | +231561 |
| 6standard | 377 | Kita, Sakuya (1580) | Won 2-1 | +191580 |
| 7standard | 103 | Kobayashi, Atsumu (1517) | Lost 1-2 | -191561 |
| 8standard | 183 | Ishiwata, Hyuuma (1517) | Won 2-0 | +171578 |
| 9standard | 187 | Swords, Chester (1887) | Won 2-0 | +231601 |
| 10standard | 154 | Tsumura, Kenji (1789) | Won 2-0 | +221623 |
| 11standard | 88 | Uchida, Shinya (1638) | Lost 1-2 | -181605 |
| 12standard | 101 | Yang, Yu Min (1568) | Won 2-0 | +171622 |
| 13standard | 126 | Tateno, Takayuki (1623) | Won 2-0 | +181640 |
| 14standard | 54 | Li, Fabien (2029) | Lost 1-2 | -111629 |
| 15standard | 79 | Teo, Yuen Peir (1631) | Lost 1-2 | -181611 |
| top | average opponent: 1687record: 8-5 | new rating: 1611 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2157 | Sano, Kentarou (1500) | Won 2-1 | +181518 |
| 2sealed | 2048 | Saito, Atsushi (1366) | Won 2-0 | +151533 |
| 3sealed | 2119 | Yutaka, Ryohei (1534) | Lost 0-2 | -181515 |
| 4sealed | 2206 | Kobayashi, Yuuki 9574 (1572) | Lost 0-2 | -171498 |
| 5sealed | 2338 | Takiguchi, Itsuki (1499) | Won 2-1 | +181516 |
| 6sealed | 2172 | Kurosaki, Ryo (1528) | Won 2-1 | +191535 |
| 7sealed | 2153 | Tamura, Heita (1541) | Won 2-1 | +181553 |
| 8sealed | 2086 | Hasegawa, Tatuya (1516) | Lost 0-2 | -191534 |
| top | average opponent: 1507record: 5-3 | new rating: 1534 | ||