Okada, Jun
Current rating: 1441
| Grand Prix Kobe 2009 (extended) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 135 | Harada, Daisaku (1572) | Draw 1-1 | +31414 |
| 2extended | 146 | Tonouchi, Keita (1548) | Won 1-0 | +201434 |
| 3extended | 89 | Yamada, Ryuichiro (1627) | Lost 1-2 | -151419 |
| 4extended | 174 | Iwatsu, Hirotaka (1467) | Lost 1-2 | -171402 |
| 5extended | 213 | Katagiri, Shinichi (1493) | Won 2-0 | +201422 |
| 6extended | 164 | Ohige, Tatsuya (1494) | Lost 1-2 | -171405 |
| 7extended | 67 | Yoshimura, Motoki (1329) | Won 2-0 | +171422 |
| 8extended | 141 | nakayama, terukazu (1489) | Won 2-0 | +191441 |
| top | average opponent: 1502record: 4-3-1 | new rating: 1441 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 273 | Hiroi, Genki (1500) | Won 2-0 | +191481 |
| 2standard | 212 | Yamaguchi, Hiroshi (1505) | Lost 0-2 | -181463 |
| 3standard | 278 | Niinomi, Toshiya (1497) | Lost 0-2 | -171446 |
| 4standard | 345 | Morokuma, Mitsuru (1482) | Won 2-0 | +191465 |
| 5standard | 236 | Yasufuku, Akihiro (1570) | Won 2-0 | +191484 |
| 6standard | 215 | Iioka, Kayoko (1362) | Lost 0-2 | -201464 |
| 7standard | 180 | Matsushima, Kouji (1464) | Lost 0-2 | -181446 |
| 8standard | 189 | Yoshida, Shinsuke (1433) | Lost 0-2 | -181428 |
| 9standard | 163 | Tanahashi, Hirofumi (1466) | Lost 1-2 | -171411 |
| top | average opponent: 1475record: 3-6 | new rating: 1411 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 89 | Ishihara, Ken (1500) | Lost 0-2 | -181482 |
| 2standard | 379 | Nihashi, Yuuta (1449) | Lost 0-2 | -191463 |
| 3standard | 426 | Tanida, Akimasa (1464) | Lost 0-2 | -181445 |
| 4standard | 439 | Ono, Kouichi (1445) | Won 2-0 | +181463 |
| 5standard | 360 | Matsumoto, Masayuki (1464) | Lost 0-2 | -181445 |
| 6standard | 340 | Hidaka, Yuusuke (1376) | Won 2-1 | +171462 |
| top | average opponent: 1449record: 2-4 | new rating: 1462 | ||