Kagawa, Hiroyuki
Current rating: 1594
| Grand Prix Okayama 2004 (extended) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 76 | Shibata, Toshiya (1500) | Won 2-0 | +161632 |
| 3extended | 58 | Matsui, Hisataka (1581) | Won 2-0 | +171649 |
| 4extended | 46 | Nakamura, Shuhei (1850) | Lost 0-2 | -141635 |
| 5extended | 78 | Kishishita, Kunihiko (1454) | Lost 0-2 | -211614 |
| 6extended | 88 | Kawai, Katsuya (1531) | Lost 1-2 | -201594 |
| top | average opponent: 1583record: 2-3 | new rating: 1594 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1595 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Sawada, Akane (1460) | Draw 1-1 | -31592 |
| 2sealed | 105 | Mikami, Iesato (1402) | Won 2-1 | +151607 |
| 3sealed | 79 | Nakamuta, Tsukasa (1517) | Lost 1-2 | -201587 |
| 4sealed | 133 | Kawasaki, Kazuhiro (1500) | Lost 0-2 | -201567 |
| 5sealed | 160 | Inoue, Atsushi (1483) | Won 2-1 | +171584 |
| 6sealed | 122 | Matsunaga, Toshiro (1468) | Won 2-0 | +161600 |
| 7sealed | 91 | Lee, Sang-Ryeol (1517) | Won 2-0 | +161616 |
| top | average opponent: 1478record: 4-2-1 | new rating: 1616 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 47 | Hadano, Masakatsu (1500) | Lost 0-2 | -181482 |
| 2extended | 196 | Ozoe, Satoru (1482) | Won 2-0 | +181500 |
| 3extended | 182 | Okita, Yuji (1500) | Won 2-1 | +181518 |
| 4extended | 146 | Nozaki, Taiki (1518) | Won 2-1 | +181536 |
| 5extended | 51 | Okuda, Akio (1535) | Won 2-1 | +181554 |
| 6extended | 47 | Haruki, Atsushi (1556) | Won 2-0 | +181572 |
| 7extended | 19 | Enomoto, Shigehiro (1555) | Won 2-1 | +181590 |
| 8extended | 27 | Nishio, Yoshiaki (1572) | Won 2-0 | +171607 |
| 9extended | 7 | Okada, Wataru (1573) | Draw 1-1 | 01607 |
| 10extended | 10 | Doi, Koji (1606) | Lost 0-2 | -181589 |
| 11extended | 17 | Noda, Koji (1596) | Won 2-1 | +181607 |
| 12extended | 11 | Higaki, Takao (1621) | Won 2-0 | +181625 |
| 13extended | 8 | Fuller, Ryan (1940) | Lost 0-2 | -121613 |
| 14extended | 13 | Imamichi, Takashi (1605) | Lost 0-2 | -181595 |
| top | average opponent: 1583record: 9-4-1 | new rating: 1595 | ||