Okamura, Shinya
Current rating: 1394
Record: 15-22
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 85 | Ono, Makoto (1590) | Lost 1-2 | -151428 |
| 2block | 142 | Ishihara, Susumu (1482) | Lost 1-2 | -171411 |
| 3block | 178 | Shiraishi, Tomomi (1464) | Lost 1-2 | -171394 |
| top | average opponent: 1512record: 0-3 | new rating: 1394 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 69 | Terazawa, Satoshi (1500) | Won 2-0 | +191426 |
| 2standard | 156 | Kikuchi, Yuuji (1592) | Lost 1-2 | -151411 |
| 3standard | 313 | Kashiwamura, Hideaki (1602) | Won 2-1 | +221433 |
| 4standard | 282 | Tani, Satoshi (1516) | Won 2-0 | +191452 |
| 5standard | 70 | Le Goff, Loys (1488) | Won 2-0 | +191471 |
| 6standard | 44 | Takeda, Hiroki (1646) | Lost 0-2 | -151456 |
| 7standard | 181 | Iwata, Kazuya (1550) | Lost 0-2 | -161440 |
| 8standard | 194 | Nakashima, Toshihiko (1489) | Won 2-0 | +191459 |
| 9standard | 110 | Ikeda, Akio (1605) | Lost 0-2 | -161443 |
| top | average opponent: 1554record: 5-4 | new rating: 1443 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Nakajima, Rei (1500) | Won 2-0 | +191473 |
| 2sealed | 33 | Kanno, Hiroki (1518) | Lost 0-2 | -171456 |
| 3sealed | 132 | Funyu, Tasuku (1500) | Lost 0-2 | -181438 |
| 4sealed | 203 | Makita, Yoshihiko (1484) | Lost 0-2 | -171421 |
| 5sealed | 210 | Abe, Satoshi (1607) | Lost 0-2 | -141407 |
| top | average opponent: 1522record: 1-4 | new rating: 1407 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 66 | Ebisawa, Yuu (1500) | Lost 0-2 | -171476 |
| 2block | 332 | Toriumi, Takashi (1374) | Won 2-1 | +161492 |
| 3block | 158 | Kotajima, Yasuhiro (1516) | Lost 1-2 | -181474 |
| 4block | 287 | Tani, Tokuo (1353) | Lost 0-2 | -201454 |
| top | average opponent: 1436record: 1-3 | new rating: 1454 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 48 | Maeno, Kazuhiro (1500) | Lost 0-2 | -181517 |
| 2sealed | 271 | Kawashima, Kazuya (1457) | Won 2-1 | +171534 |
| 3sealed | 157 | Yamaguchi, Mao (1501) | Won 2-0 | +171551 |
| 4sealed | 180 | Okabayashi, Shun (1572) | Won 2-1 | +181569 |
| 5sealed | 122 | Kawai, Satoshi (1557) | Lost 0-2 | -181551 |
| 6sealed | 142 | Tanaka, Fuminori (1489) | Lost 0-2 | -191532 |
| 7sealed | 147 | Nakao, Munenari (1427) | Lost 1-2 | -201512 |
| 8sealed | 17 | Shoji, Tatsuro (1467) | Lost 0-2 | -191493 |
| top | average opponent: 1496record: 3-5 | new rating: 1493 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 183 | Omori, Tomoaki (1500) | Lost 0-2 | -181482 |
| 2sealed | 293 | Nozu, Shizutaka (1482) | Won 2-0 | +181500 |
| 3sealed | 167 | Saito, Kanao (1499) | Lost 1-2 | -181482 |
| 4sealed | 206 | Katayama, Hidenori (1466) | Won 2-1 | +181500 |
| 5sealed | 185 | Kataoka, Tatsuya (1499) | Won 2-1 | +181518 |
| 6sealed | 132 | Honnami, Tomoyuki (1501) | Won 2-1 | +171535 |
| 7sealed | 76 | Yui, Kaoru (1537) | Lost 1-2 | -181517 |
| 8sealed | 58 | Chikusa, Shinya (1518) | Won 2-0 | +181535 |
| top | average opponent: 1500record: 5-3 | new rating: 1535 | ||