Yamamoto, Takeshi
Current rating: 1477
Record: 6-7
| Grand Prix Kobe 2014 (modern) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 799 | Yoshida, Nobuyoshi (1516) | Won 2-1 | +181515 |
| 2modern | 993 | Kadowaki, Masashi (1518) | Lost 0-2 | -181497 |
| 3modern | 1107 | Saeki, Tomoya (1462) | Lost 1-2 | -191478 |
| 4modern | 1166 | Okumura, Masashi (1482) | Won 2-1 | +181496 |
| 5modern | 1038 | Anzai, Sachio (1500) | Won 2-0 | +181514 |
| 6modern | 854 | Sugiyama, Wataru (1453) | Lost 0-2 | -191495 |
| 7modern | 972 | Sim, Daryl (1462) | Lost 1-2 | -181477 |
| average opponent: 1485record: 3-4 | new rating: 1477 | |||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 266 | Usukura, Takumi (1484) | Lost 1-2 | -181482 |
| 2standard | 331 | Sudou, Erika (1363) | Won 2-1 | +161498 |
| 3standard | 349 | Takahira, Shunsuke (1461) | Won 2-0 | +171515 |
| 4standard | 314 | Kawamura, Kenta (1508) | Lost 1-2 | -181497 |
| 5standard | 376 | Yamamoto, Tatsuya (1500) | Won 2-1 | +181515 |
| 6standard | 230 | Wada, Yuusaku (1500) | Lost 0-2 | -181497 |
| average opponent: 1469record: 3-3 | new rating: 1497 | |||