Losh, Mason
Current rating: 1386
Record: 7-15-2
| Grand Prix Chiba 2016 (legacy) | starting rating: 1369 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 330 | Takamatsu, Masahiro (1457) | Won 2-0 | +201389 |
| 2legacy | 130 | Ishiyama, Teru (1517) | Lost 0-2 | -161373 |
| 3legacy | 608 | Flck Elck, Takumi (1501) | Won 1-0 | +211394 |
| 4legacy | 689 | Takabe, Hiroshi (1469) | Lost 1-2 | -171377 |
| 5legacy | 790 | Kawamura, Naoki (1519) | Lost 0-2 | -151362 |
| 6legacy | 821 | Hino, Takanari (1446) | Won 2-1 | +191381 |
| 7legacy | 664 | Chin, Mouse (1568) | Won 2-1 | +221403 |
| 8legacy | 660 | Iida, Naoki (1487) | Lost 0-2 | -171386 |
| top | average opponent: 1496record: 4-4 | new rating: 1386 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1398 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 550 | Hayashi, Masashi (1520) | Lost 0-2 | -151383 |
| 2legacy | 872 | Masuda, Shin (1482) | Won 2-0 | +201403 |
| 3legacy | 819 | Koga, Ryuji (1478) | Lost 1-2 | -171386 |
| 4legacy | 853 | Tokuyama, Yoshihiko (1473) | Lost 0-2 | -171369 |
| top | average opponent: 1488record: 1-3 | new rating: 1369 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1385 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1016 | Higashi, Satoshi (1566) | Lost 0-2 | -141371 |
| 2modern | 1162 | Ishii, Kazuma (1502) | Draw 1-1 | +21373 |
| 3modern | 1157 | Nishio, Yasuhiro (1481) | Won 2-1 | +201393 |
| 4modern | 1046 | Yanagisawa, Makoto (1449) | Won 2-1 | +191412 |
| 5modern | 932 | Maruo, Yuuta (1670) | Lost 1-2 | -141398 |
| top | average opponent: 1534record: 2-2-1 | new rating: 1398 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 35 | Kakimoto, Yuki (1500) | Draw 1-1 | 01500 |
| 2standard | 263 | Ashizawa, Yoshisato (1501) | Lost 1-2 | -181482 |
| 3standard | 473 | Ishihara, Susumu (1428) | Lost 0-2 | -191463 |
| 4standard | 537 | Dapat, Clyde (1369) | Lost 0-2 | -201443 |
| 5standard | 518 | Watanabe, Masatoshi (1416) | Lost 0-2 | -181425 |
| 6standard | 471 | Inoue, Kota (1377) | Lost 0-1 | -191406 |
| 7standard | 413 | Yamamura, Mitsutoshi (1258) | Lost 0-2 | -211385 |
| top | average opponent: 1407record: 0-6-1 | new rating: 1385 | ||