Okuda, Keita
Current rating: 1401
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Fukuda, Yuuki (1667) | Lost 0-2 | -141434 |
| 2standard | 675 | Maegawa, Daiki (1482) | Lost 0-2 | -171417 |
| 3standard | 1191 | Kawaguchi, Takayuki (1430) | Won 2-1 | +181435 |
| 4standard | 901 | Goda, Tsuyoshi (1483) | Lost 0-2 | -171418 |
| 5standard | 1007 | Tanaka, Masataka (1466) | Lost 1-2 | -171401 |
| top | average opponent: 1506record: 1-4 | new rating: 1401 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 116 | Hanawa, Atsushi (1325) | Lost 0-2 | -201466 |
| 2sealed | 248 | Kojima, Naoyuki (1482) | Won 2-1 | +181484 |
| 3sealed | 207 | Hibino, Kouzou (1465) | Lost 0-2 | -191465 |
| 4sealed | 363 | Shiga, Kota (1484) | Lost 0-2 | -171448 |
| top | average opponent: 1439record: 1-3 | new rating: 1448 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 125 | Sakaguchi, Hiroshi (1467) | Won 2-0 | +171517 |
| 2standard | 40 | Fujita, Kenichi (1752) | Lost 0-2 | -131504 |
| 3standard | 223 | Michibata, Tatsuya (1616) | Won 2-1 | +201524 |
| 4standard | 185 | Nomoto, Hidetaka (1500) | Lost 0-2 | -191505 |
| 5standard | 201 | Nishioka, Masataka (1463) | Lost 0-2 | -191486 |
| top | average opponent: 1560record: 2-3 | new rating: 1486 | ||