Michinaka, Shota
Current rating: 1474
| Grand Prix Kobe 2011 (extended) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 206 | Safai, Soheil (1500) | Lost 0-2 | -171430 |
| 2extended | 234 | Saitou, Eiji (1526) | Lost 1-2 | -161414 |
| 3extended | 284 | Watanabe, Shotaro (1465) | Lost 1-2 | -171397 |
| 4extended | 321 | Kuwahara, Yoshiki (1453) | Won 2-1 | +191416 |
| 5extended | 263 | Kugi, Atushi (1437) | Won 2-1 | +181434 |
| 6extended | 221 | Hayakawa, Hikaru (1479) | Won 2-0 | +191453 |
| 7extended | 181 | Oonishi, Natsuki (1478) | Won 2-0 | +181471 |
| 8extended | 126 | Yamakawa, Youichirou (1507) | Lost 0-2 | -171454 |
| 9extended | 105 | Nakano, Tatsuhito (1558) | Won 2-0 | +201474 |
| top | average opponent: 1489record: 5-4 | new rating: 1474 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 139 | Yabuta, Junichi (1557) | Lost 1-2 | -161463 |
| 2extended | 426 | Sato, Kenya (1482) | Won 2-1 | +181481 |
| 3extended | 303 | Nakamura, Keisuke (1559) | Lost 1-2 | -161465 |
| 4extended | 345 | Mukasa, Yoshiya (1483) | Lost 0-2 | -181447 |
| top | average opponent: 1520record: 1-3 | new rating: 1447 | ||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Yanagizawa, Kazutoyo (1362) | Lost 0-2 | -201480 |
| 2sealed | 139 | Matsumura, Takehiko (1465) | Lost 1-2 | -191461 |
| 3sealed | 206 | Furukawa, Takayuki (1474) | Won 2-0 | +181479 |
| top | average opponent: 1434record: 1-2 | new rating: 1479 | ||