Ogawa, Hiroyuki
Current rating: 1414
Record: 25-31
| Grand Prix Kobe 2014 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 780 | Hayashi, Masashi (1499) | Lost 0-2 | -181451 |
| 2modern | 1030 | Ishikawa, Takuma (1356) | Lost 1-2 | -191432 |
| 3modern | 1201 | Abe, Jun (1378) | Won 2-0 | +171449 |
| 4modern | 1099 | Fukunaga, Nao (1485) | Lost 1-2 | -181431 |
| 5modern | 1161 | Udagawa, Yuuya (1415) | Lost 1-2 | -181413 |
| 6modern | 1117 | Maeda, Hiroki (1447) | Won 2-1 | +191432 |
| 7modern | 1045 | Sugita, Kazuki (1463) | Lost 1-2 | -181414 |
| top | average opponent: 1435record: 2-5 | new rating: 1414 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 213 | Arai, Yuuki (1522) | Lost 1-2 | -181513 |
| 2standard | 278 | Nakayama, Takuya (1519) | Lost 0-2 | -181495 |
| 3standard | 413 | Yoshida, Mitsutaka (1124) | Won 2-0 | +121507 |
| 4standard | 378 | Harada, Hiroshi (1457) | Lost 0-2 | -191488 |
| 5standard | 346 | Itou, Akira (1425) | Lost 1-2 | -191469 |
| top | average opponent: 1409record: 1-4 | new rating: 1469 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 347 | Ikoma, Tomoyuki (1496) | Lost 0-2 | -181498 |
| 2standard | 523 | Kawaguchi, Tetsu (1484) | Won 2-1 | +181516 |
| 3standard | 584 | Nishimoto, Takuya (1495) | Lost 1-2 | -191497 |
| 4standard | 709 | Oogai, Yuuta (1483) | Won 2-0 | +181515 |
| 5standard | 612 | Kosuga, Shuhei (1463) | Won 2-1 | +171532 |
| 6standard | 471 | Tanaka, Shingo (1500) | Won 2-0 | +171549 |
| 7standard | 304 | Han, Dong-Hee (1541) | Lost 1-2 | -181531 |
| top | average opponent: 1494record: 4-3 | new rating: 1531 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 246 | Taketomi, Tatsuya (1500) | Won 2-0 | +181535 |
| 2extended | 190 | Hioki, Takuro (1518) | Won 2-0 | +171552 |
| 3extended | 108 | Iwase, Akira (1568) | Won 2-0 | +191571 |
| 4extended | 28 | Miyashiro, Ronaldo (1556) | Lost 1-2 | -191552 |
| 5extended | 199 | Kasahara, Yuuki (1447) | Lost 0-2 | -201532 |
| 6extended | 196 | Tashiro, Kouichi (1635) | Lost 0-2 | -161516 |
| top | average opponent: 1537record: 3-3 | new rating: 1516 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Usami, Taro (1691) | Won 2-1 | +211547 |
| 2sealed | 127 | Hayashi, Hiroki (1721) | Lost 1-2 | -151532 |
| 3sealed | 128 | Yoshimori, Sho (1691) | Lost 1-2 | -151517 |
| top | average opponent: 1701record: 1-2 | new rating: 1517 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 62 | Moriya, Jun (1539) | Won 2-1 | +181561 |
| 3block | 20 | Matoba, Takashi (1660) | Lost 0-2 | -161545 |
| 4block | 119 | Watanabe, Shinji (1492) | Lost 0-2 | -191526 |
| top | average opponent: 1564record: 1-2 | new rating: 1526 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 165 | Imaizumi, Takuya (1529) | Lost 1-2 | -171502 |
| 3standard | 277 | Matsumoto, Yuki1423 (1426) | Won 2-0 | +161518 |
| 4standard | 112 | Ootsuka, Junki (1484) | Won 2-1 | +181536 |
| 5standard | 132 | Ozawa, Takahiro (1571) | Won 2-0 | +181554 |
| 6standard | 68 | Tanaka, Hiroshi (1562) | Won 2-1 | +181572 |
| 7standard | 129 | Matsuki, Hitoshi (1596) | Lost 1-2 | -171555 |
| 8standard | 130 | Kurihara, Shingou (1917) | Lost 0-2 | -121543 |
| top | average opponent: 1584record: 4-3 | new rating: 1543 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 284 | Yoshizawa, Toshio (1279) | Won 2-0 | +151486 |
| 2standard | 147 | Yamamoto, Akimasa (1612) | Lost 1-2 | -161470 |
| 3standard | 287 | Machida, Takatoshi (1448) | Won 2-1 | +181488 |
| 4standard | 229 | Seki, Kazuhiko (1583) | Won 2-0 | +191507 |
| 5standard | 140 | Ikawa, Yoshihiko (1552) | Lost 1-2 | -171490 |
| 6standard | 200 | Ino, Kentaro (1740) | Won 2-0 | +231513 |
| 7standard | 77 | Ishitaka, Yusuke (1536) | Won 2-1 | +181531 |
| 8standard | 67 | Ootsuka, Koutarou (1890) | Lost 1-2 | -121519 |
| top | average opponent: 1580record: 5-3 | new rating: 1519 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 124 | Mochizuki, Takahito (1430) | Won 2-1 | +181464 |
| 2standard | 71 | Niwa, Kohei (1552) | Lost 0-2 | -171447 |
| 3standard | 340 | Hatta, Shinichirou (1602) | Won 2-0 | +211468 |
| 4standard | 211 | Inou, Kazuhiro (1518) | Won 2-0 | +191487 |
| 5standard | 66 | Takagi, Yui (1458) | Lost 0-2 | -191468 |
| 6standard | 189 | Yamamoto, Keitaro (1510) | Won 2-1 | +191487 |
| 7standard | 104 | Tsuchiya, Heinrich (1601) | Lost 0-2 | -161471 |
| top | average opponent: 1524record: 4-3 | new rating: 1471 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Hiraiwa, Tsutomu (1500) | Lost 1-2 | -181482 |
| 2sealed | 237 | Ito, Yoshimasa (1480) | Lost 0-2 | -181464 |
| 3sealed | 280 | Yamagishi, Taro (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1481record: 0-3 | new rating: 1446 | ||