Yamagishi, Gaku
Current rating: 1410
Record: 6-12
| Grand Prix Yokohama 2012 (modern) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 323 | Inoue, Takamichi (1484) | Lost 1-2 | -171427 |
| 2modern | 448 | Handa, Takumi (1481) | Won 2-1 | +181445 |
| 3modern | 332 | Sugita, Ei (1413) | Won 2-0 | +181463 |
| 4modern | 344 | Suzuki, Shoya (1519) | Lost 0-2 | -171446 |
| 5modern | 353 | Ishiguro, Satoshi (1532) | Lost 1-2 | -171429 |
| 6modern | 513 | Yazawa, Yoshimichi (1371) | Lost 0-2 | -191410 |
| top | average opponent: 1467record: 2-4 | new rating: 1410 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 128 | Maeda, Takashi (1500) | Lost 1-2 | -171454 |
| 2standard | 273 | Uchida, Kensuke (1488) | Won 2-1 | +191473 |
| 3standard | 255 | Azuma, Motokiyo (1735) | Lost 0-2 | -141459 |
| 4standard | 268 | Kusakabe, Shuichi (1548) | Won 2-1 | +201479 |
| 5standard | 269 | Shimada, Masahiko (1501) | Lost 1-2 | -181461 |
| 6standard | 264 | Morishita, Taiki (1491) | Lost 1-2 | -171444 |
| top | average opponent: 1544record: 2-4 | new rating: 1444 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 131 | Ogiyama, Shuuji (1486) | Won 2-0 | +181482 |
| 2sealed | 18 | Ohno, Isao (1661) | Lost 0-2 | -151467 |
| 3sealed | 238 | Jorge, Adrianzen (1482) | Won 2-1 | +191486 |
| 4sealed | 168 | Yamamoto, Kentaro (1696) | Lost 0-2 | -151471 |
| top | average opponent: 1581record: 2-2 | new rating: 1471 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 269 | Suginaka, Toshio (1486) | Lost 0-2 | -181482 |
| 2standard | 306 | Tani, Satoshi (1480) | Lost 0-2 | -181464 |
| top | average opponent: 1483record: 0-2 | new rating: 1464 | ||