Yamaguchi, Yuji
Current rating: 1569
Record: 23-21
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 162 | Saitou, Mayo (1396) | Won 2-0 | +161531 |
| 2standard | 28 | Urase, Ryosuke (1730) | Lost 0-2 | -151516 |
| 3standard | 307 | Maruyama, Koji (1616) | Lost 0-2 | -161500 |
| 4standard | 284 | Nordby, Grant (1486) | Won 2-1 | +181518 |
| 5standard | 280 | Lei, Nang Leong (1502) | Won 2-1 | +181536 |
| 6standard | 158 | Andou, Koutarou (1668) | Won 2-1 | +201556 |
| 7standard | 171 | Koshimura, Takeshi (1571) | Lost 1-2 | -181538 |
| 8standard | 176 | Chai, En (1521) | Won 2-0 | +181556 |
| 9standard | 103 | Tiong, Chris (1628) | Won 2-1 | +191575 |
| 10standard | 100 | Tang, Sai Cheong (1602) | Lost 0-2 | -171558 |
| 12standard | 96 | Law, Charles (1857) | Lost 0-2 | -131545 |
| 13standard | 93 | Lyu, Li Ciang (1801) | Lost 0-2 | -131532 |
| 14standard | 97 | Jung, Ga Ram (1586) | Won 2-1 | +191551 |
| 15standard | 91 | Yoshimura, Wataru (1549) | Won 2-0 | +181569 |
| top | average opponent: 1608record: 8-6 | new rating: 1569 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 309 | Chaovarindr, Thirawat (1626) | Lost 0-2 | -161479 |
| 2modern | 376 | Herman, Mike (1482) | Won 2-0 | +181497 |
| 3modern | 322 | Hock Hui Don, Lau (1500) | Won 2-1 | +191516 |
| 4modern | 176 | Fu Bojun, Gabriel (1430) | Lost 1-2 | -201496 |
| 5modern | 334 | Ng, Kim (1505) | Lost 0-2 | -181478 |
| 6modern | 372 | Ho Yik Chye, Jack (1484) | Won 2-0 | +181496 |
| 7modern | 280 | Najib bin Sawal, Moham (1504) | Won 2-0 | +181514 |
| 8modern | 245 | Sutjipto, Andrew Wiraw (1522) | Won 2-0 | +191533 |
| 9modern | 149 | Lee Wen Wei, Benedict (1558) | Lost 1-2 | -181515 |
| top | average opponent: 1512record: 5-4 | new rating: 1515 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 161 | Ooishi, Yutaka (1481) | Lost 0-2 | -191496 |
| 2legacy | 324 | Araki, Tatsunori (1481) | Won 2-0 | +181514 |
| 3legacy | 241 | Ikebata, Yusuke (1467) | Lost 0-2 | -191495 |
| top | average opponent: 1476record: 1-2 | new rating: 1495 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 328 | Ishihara, Kazuaki (1500) | Won 2-0 | +191465 |
| 2modern | 214 | Sato, Kazuhito (1449) | Won 2-0 | +181483 |
| 3modern | 108 | Koga, Seiya (1535) | Lost 0-2 | -171466 |
| 4modern | 182 | Yanagawa, Hideyuki (1504) | Won 2-0 | +181484 |
| 5modern | 136 | Watanabe, Kenji (1540) | Won 2-1 | +191503 |
| 6modern | 147 | Minamoto, Teruaki (1563) | Won 2-0 | +191522 |
| 7modern | 101 | Ito, Ryo0497 (1591) | Lost 1-2 | -161506 |
| 8modern | 110 | Ozaki, Kei (1559) | Won 2-0 | +191525 |
| 9modern | 116 | Fujimoto, Takashi (1574) | Won 2-0 | +191544 |
| 10modern | 104 | Shimizu, Haruki (1552) | Lost 0-2 | -181526 |
| 11modern | 91 | Nakahara, Yoshihiro (1550) | Won 2-0 | +181544 |
| 12modern | 54 | Mihara, Makihito (1866) | Lost 0-2 | -121532 |
| 13modern | 96 | Ono, Takuya (1587) | Lost 1-2 | -171515 |
| top | average opponent: 1567record: 8-5 | new rating: 1515 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 77 | Miura, Masaru (1500) | Lost 1-2 | -181482 |
| 2block | 458 | Ikushima, Koichi (1482) | Lost 1-2 | -181464 |
| 3block | 562 | Maekawa, Takuya (1464) | Lost 0-2 | -181446 |
| 4block | 631 | Terauchi, Masanori (1446) | Won 2-0 | +181464 |
| 5block | 542 | Seki, Toshihide (1465) | Lost 0-2 | -181446 |
| top | average opponent: 1471record: 1-4 | new rating: 1446 | ||