Yamamoto, Tsuyoshi
Current rating: 1514
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 203 | Fujita, Kazuya (1461) | Lost 0-2 | -191483 |
| 2sealed | 631 | Kurahashi, Hikaru (1469) | Won 2-1 | +181501 |
| 3sealed | 929 | Nakashima, Shinnosuke (1488) | Won 2-1 | +181519 |
| 4sealed | 480 | Watanabe, Yuta9087 (1482) | Won 2-0 | +171536 |
| 5sealed | 522 | Kodama, Kentaro (1576) | Lost 1-2 | -171519 |
| 6sealed | 487 | Muramatsu, Yasuhiro (1280) | Won 2-0 | +131532 |
| 7sealed | 406 | Koshi, Hiroto (1495) | Lost 0-2 | -181514 |
| top | average opponent: 1464record: 4-3 | new rating: 1514 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 184 | Oono, Yuuji (1500) | Lost 1-2 | -181503 |
| 2standard | 885 | Kim, Chang Kyum (1482) | Won 2-1 | +181521 |
| 3standard | 933 | Sakaguchi, Naoki (1532) | Won 2-0 | +181539 |
| 4standard | 780 | Inoue, Ojiro (1521) | Lost 1-2 | -181521 |
| 5standard | 932 | Izu, Yuuya (1483) | Lost 0-2 | -191502 |
| top | average opponent: 1504record: 2-3 | new rating: 1502 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Okuda, Ken (1520) | Won 2-0 | +181518 |
| 2sealed | 192 | Semura, Junichi (1564) | Lost 0-2 | -171501 |
| 3sealed | 264 | Kamata, Toshihiko (1504) | Won 2-1 | +181519 |
| 4sealed | 186 | Nishimura, Hitoshi (1469) | Won 2-1 | +171536 |
| 5sealed | 134 | Sakai, Toshinori (1616) | Won 2-0 | +201556 |
| 6sealed | 91 | Kozaki, Yosuke (1563) | Lost 0-2 | -181538 |
| 7sealed | 103 | Iriki, Ryou (1621) | Lost 0-2 | -171521 |
| top | average opponent: 1551record: 4-3 | new rating: 1521 | ||