Adachi, Yuhei
Current rating: 1485
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Yamazoe, Makoto (1457) | Lost 0-2 | -181467 |
| 2sealed | 213 | Mutou, Kouhei (1482) | Won 2-1 | +181485 |
| 3sealed | 247 | Ohnishi, Jyunpei (1413) | Lost 0-2 | -191466 |
| 4sealed | 260 | Itagaki, Masayoshi (1522) | Won 2-0 | +191485 |
| 5sealed | 194 | Ositani, Kenji (1500) | Lost 0-2 | -181467 |
| 6sealed | 173 | Matsuda, Yasuhiro (1480) | Won 2-0 | +181485 |
| 7sealed | 154 | Nishimura, Masaaki (1469) | Won 2-0 | +181503 |
| 8sealed | 102 | Muto, Mitsutoshi (1520) | Lost 0-2 | -181485 |
| top | average opponent: 1480record: 4-4 | new rating: 1485 | ||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 4 | Watanabe, Kenichi (1518) | Won 2-0 | +181520 |
| 3sealed | 54 | Ozoe, Koji (1536) | Lost 1-2 | -181502 |
| 4sealed | 48 | Ishii, Yoshimasa (1518) | Won 2-0 | +191521 |
| 5sealed | 48 | Kobayashi, Hideki (1518) | Lost 0-2 | -181503 |
| 6sealed | 82 | Yamasaki, Rintarou (1539) | Lost 0-2 | -181485 |
| top | average opponent: 1526record: 2-3 | new rating: 1485 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 126 | Kushino, Takayuki (1518) | Won 1-0 | +181518 |
| 3extended | 35 | Suganuma, Yoshinori (1536) | Lost 0-2 | -171501 |
| 4extended | 168 | Wakuri, Akira (1584) | Won 2-0 | +191520 |
| 5extended | 55 | Saito, Yoshihide (1536) | Won 2-0 | +181538 |
| 6extended | 49 | Hojo, Naomasa (1518) | Lost 1-2 | -181520 |
| 7extended | 119 | Sasaki, Yusuke (Tokyo) (1505) | Lost 0-2 | -181502 |
| top | average opponent: 1533record: 3-3 | new rating: 1502 | ||