Ohzawa, Kazuyoshi
Current rating: 1583
Record: 17-14
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 195 | Tan, Guang Liang (1482) | Won 2-0 | +181491 |
| 2sealed | 146 | Loh, Win Sheng (1517) | Won 2-1 | +181509 |
| 3sealed | 110 | Liao, Chang-Hao (1584) | Won 2-1 | +201529 |
| 4sealed | 90 | Semura, Junichi (1496) | Lost 0-2 | -191510 |
| 5sealed | 159 | Chang, Shu Sen (1540) | Won 2-1 | +191529 |
| 6sealed | 47 | Wei, Tuo Yang (1552) | Won 2-1 | +181547 |
| 7sealed | 56 | Boku, Takashi (1685) | Lost 1-2 | -151532 |
| 8sealed | 77 | Wong, James Ling Guan (1546) | Won 2-0 | +181550 |
| 9sealed | 82 | Kuo, Yu-Liang (1598) | Won 2-0 | +191569 |
| 10draft | 26 | Matsui, Hisataka (1901) | Lost 1-2 | -121557 |
| 11draft | 3 | Sano, Futoshi (1788) | Lost 1-2 | -141543 |
| 12draft | 20 | Wang, Ming Chih (1654) | Lost 0-2 | -161527 |
| 13draft | 30 | Eng, Tiang Wah (1615) | Won 2-0 | +191546 |
| 14draft | 47 | Wang, Ren-Cheng (1536) | Won 2-1 | +181564 |
| 15draft | 40 | Hu, JE-RUEI (1582) | Won 2-1 | +191583 |
| top | average opponent: 1605record: 10-5 | new rating: 1583 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Nakagawa, Jun (1500) | Won 2-1 | +191467 |
| 2standard | 153 | Tonouchi, Keita (1547) | Won 2-1 | +191486 |
| 3standard | 25 | Yamamoto, Yuuichirou (1518) | Won 2-1 | +191505 |
| 4standard | 45 | Omori, Ken'ichirou (1646) | Lost 1-2 | -161489 |
| 5standard | 146 | Inoue, Shinta (1516) | Lost 1-2 | -171472 |
| 6standard | 175 | Yamada, Atsushi (1492) | Won 2-0 | +181490 |
| 7standard | 157 | Kanno, Masayoshi (1533) | Lost 0-2 | -171473 |
| top | average opponent: 1536record: 4-3 | new rating: 1473 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 141 | Shibata, Daisuke (1413) | Won 2-0 | +171502 |
| 2extended | 47 | Fumimoto, Hiroshi (1560) | Lost 0-2 | -171485 |
| 3extended | 156 | Torigoe, Seitaro (1454) | Lost 0-2 | -181467 |
| 4extended | 232 | Nagai, Yuuki (1416) | Lost 1-2 | -191448 |
| top | average opponent: 1461record: 1-3 | new rating: 1448 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 11 | Ota, Junpei (1464) | Won 2-0 | +171517 |
| 2block | 104 | Matsumoto, Fumiya (1596) | Won 2-1 | +201537 |
| 3block | 118 | Shiraishi, Ryou (1627) | Lost 1-2 | -171520 |
| 4block | 182 | Yamakawa, Hiroaki (1571) | Lost 1-2 | -171503 |
| 5block | 201 | Iwami, Yuuki (1506) | Lost 1-2 | -181485 |
| top | average opponent: 1553record: 2-3 | new rating: 1485 | ||