Yamada, Takatoshi
Current rating: 1444
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 203 | Kunisada, Shougo (1485) | Lost 1-2 | -181464 |
| 2sealed | 411 | Okazaki, Kentarou (1449) | Lost 0-2 | -181446 |
| 3sealed | 551 | Kai, Masatoshi (1461) | Won 2-1 | +181464 |
| 4sealed | 495 | Arai, Yoshimi (1314) | Lost 1-2 | -201444 |
| top | average opponent: 1427record: 1-3 | new rating: 1444 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 142 | Inui, Takeshi (1488) | Won 2-1 | +181520 |
| 2legacy | 20 | Kikuchi, Masaru (1517) | Won 2-1 | +181538 |
| 3legacy | 97 | Matsumura, Takehiko (1512) | Lost 1-2 | -181520 |
| 4legacy | 170 | Shinkawa, Takuya (1457) | Lost 1-2 | -191501 |
| 5legacy | 355 | Wakamatsu, Akimasa (1487) | Lost 0-2 | -191482 |
| top | average opponent: 1492record: 2-3 | new rating: 1482 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 772 | Jackel, Stephen (1477) | Won 2-0 | +181518 |
| 2sealed | 740 | Ushikubo, Kenichi (1448) | Lost 1-2 | -201498 |
| 3sealed | 1028 | Yanagawa, Tsubasa (1550) | Won 2-0 | +191517 |
| 4sealed | 810 | Yajima, Tatsuaki (1655) | Lost 0-2 | -151502 |
| 5sealed | 955 | Kawakami, Naoya (1434) | Won 2-0 | +171519 |
| 6sealed | 773 | Sato, Kouki (1626) | Lost 1-2 | -171502 |
| top | average opponent: 1532record: 3-3 | new rating: 1502 | ||