Yamaoka, Atsushi
Current rating: 1471
Record: 4-6-1
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 141 | Ogura, Yuuki (1500) | Won 2-1 | +191504 |
| 2block | 18 | Miyanishi, Youhei (1565) | Lost 0-2 | -171487 |
| 3block | 291 | Okada, Hiroaki (1563) | Lost 1-2 | -171470 |
| 4block | 303 | Ogura, Shigeru (1457) | Won 2-1 | +181488 |
| 5block | 217 | Hoshino, Shinsuke (1519) | Lost 0-2 | -171471 |
| average opponent: 1521record: 2-3 | new rating: 1471 | |||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Aoyama, Katsuhiko (1491) | Lost 0-2 | -181482 |
| 2sealed | 140 | Kawasaki, Akinori (1482) | Won 2-0 | +181500 |
| 3sealed | 68 | Tashiro, Kouichi (1555) | Won 2-0 | +191519 |
| 4sealed | 79 | Oono, Toshihiro (1464) | Draw 1-1 | -11518 |
| 5sealed | 83 | Iwasaki, Yuusuke (1735) | Lost 1-2 | -141504 |
| 6sealed | 106 | Fukushige, Hirofumi (1486) | Lost 0-2 | -191485 |
| average opponent: 1535record: 2-3-1 | new rating: 1485 | |||