Yorifuji, Hideyuki
Current rating: 1548
| Grand Prix Okayama 2004 (extended) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 42 | Kuroda, Toshiyuki (1596) | Lost 1-2 | -171514 |
| 3extended | 142 | Okabe, Kazuyuki (1501) | Won 2-0 | +181532 |
| 4extended | 110 | Shibata, Toshiya (1504) | Won 2-0 | +171549 |
| 5extended | 75 | Aoki, Masanori (1474) | Lost 1-2 | -191530 |
| 6extended | 86 | Nishimori, Takashi (1524) | Won 2-0 | +181548 |
| 7extended | 55 | Takagi, Takeshi (1582) | Lost 0-2 | -171531 |
| 8extended | 79 | Simabukuro, Moriaka (1515) | Won 2-0 | +171548 |
| top | average opponent: 1528record: 4-3 | new rating: 1548 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 175 | Takeuchi, Hidehito (1507) | Won 2-0 | +171553 |
| 2sealed | 31 | Shimono, Tetsuro (1538) | Lost 0-2 | -181535 |
| 3sealed | 210 | Hirabayashi, Ryuta (1481) | Won 2-1 | +171552 |
| 4sealed | 149 | Aikawa, Takeshi (1484) | Draw 1-1 | -11551 |
| 5sealed | 132 | Hayashi, Yuki (1509) | Lost 0-2 | -191532 |
| 6sealed | 159 | Ozaki, Hironori (1457) | Lost 0-2 | -191513 |
| 7sealed | 140 | Kotajima, Yasuhiro (1530) | Won 2-0 | +181531 |
| top | average opponent: 1501record: 3-3-1 | new rating: 1531 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 83 | Sumii, Hiroyuki (1519) | Won 2-1 | +181518 |
| 2block | 84 | Wakuri, Akira (1589) | Lost 1-2 | -161502 |
| 3block | 90 | Nadachi, Shinji (1482) | Lost 1-2 | -191483 |
| 4block | 203 | Egawa, Ryosuke (1463) | Won 2-1 | +181501 |
| 5block | 127 | Sato, Daisuke (1434) | Won 2-0 | +171518 |
| 6block | 98 | Yoshikawa, Yuusuke (1559) | Won 2-0 | +181536 |
| 7block | 74 | Nakatani, Haruki (1516) | Won 2-1 | +181554 |
| 8block | 70 | Nakagawa, Kohei (1538) | Lost 1-2 | -181536 |
| top | average opponent: 1513record: 5-3 | new rating: 1536 | ||