Ootuka, Yasumasa
Current rating: 1493
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2095 | Ootaki, Ryo (1451) | Lost 0-2 | -191493 |
| top | record: 0-1 | new rating: 1493 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 291 | Nobori, Hiroumi (1500) | Lost 0-2 | -181480 |
| 2legacy | 292 | Otsuka, Tetsuya (1485) | Won 2-0 | +181498 |
| 3legacy | 295 | Kikuchi, Masaru (1499) | Won 2-0 | +181516 |
| 4legacy | 253 | Takahashi, Muneaki (1504) | Lost 0-2 | -181498 |
| 5legacy | 356 | Watanabe, Takefumi (1466) | Won 2-0 | +171515 |
| 6legacy | 162 | Lee, Hung (1489) | Won 2-1 | +181533 |
| 7legacy | 89 | Kagotani, Naota (1417) | Lost 0-2 | -201513 |
| 8legacy | 184 | Nishikawa, Tatsuya (Chiba) (1516) | Lost 0-2 | -181495 |
| 9legacy | 161 | Yamazaki, Jun (1467) | Won 2-0 | +171512 |
| top | average opponent: 1483record: 5-4 | new rating: 1512 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 99 | Kamiyama, Masayuki (1500) | Won 2-0 | +181518 |
| 2sealed | 87 | Oldziey, Kalim (1518) | Draw 1-1 | 01518 |
| 3sealed | 181 | Mori, Yuki (1497) | Lost 0-2 | -181500 |
| 4sealed | 281 | Matuda, Syuuzi (1501) | Lost 0-2 | -181482 |
| 5sealed | 322 | Shindo, Noboru (1486) | Won 2-1 | +181500 |
| 6sealed | 256 | Itou, Tadashi (1499) | Draw 1-1 | 01500 |
| 7sealed | 240 | Nakayama, Satomi (1430) | Lost 0-2 | -201480 |
| 8sealed | 219 | Takahashi, Muneaki (1469) | Draw 1-1 | 01480 |
| 9sealed | 187 | Ikeda, Toshihisa (1461) | Won 2-0 | +181498 |
| top | average opponent: 1485record: 3-3-3 | new rating: 1498 | ||