Hasegawa, Takumi
Current rating: 1600
| Grand Prix Sendai 2001 (extended) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 23 | Ota, Masane (1496) | Won 2-0 | +161653 |
| 5extended | 9 | Shimada, Masatake (1734) | Lost 0-2 | -171636 |
| 6extended | 39 | Mitsuya, Kazuhiko (1689) | Lost 0-2 | -171619 |
| 7extended | 81 | Nakamura, Shigehiro (1559) | Lost 0-2 | -191600 |
| top | average opponent: 1620record: 1-3 | new rating: 1600 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1647 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 31 | Shimojo, Takuya (1505) | Won 2-1 | +151662 |
| 4sealed | 47 | Higaki, Takao (1750) | Lost 1-2 | -161646 |
| 5sealed | 118 | Suzuki, Kazuho (1502) | Won 2-1 | +151661 |
| 6sealed | 27 | Koyama, Tetsuo (1557) | Won 2-1 | +161677 |
| 7sealed | 13 | Suzuki, Masatsuna (1553) | Lost 1-2 | -201657 |
| 8sealed | 43 | Honami, Shuichi (1554) | Lost 1-2 | -201637 |
| top | average opponent: 1570record: 3-3 | new rating: 1637 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 143 | Fujimoto, Koji (1518) | Won 2-0 | +181518 |
| 3block | 205 | Yamaguchi, Hiroshi (1537) | Won 2-1 | +191537 |
| 4block | 108 | Ide, Katsuhiro (1534) | Lost 0-2 | -181519 |
| 5block | 202 | Shirosaki, Masao (1536) | Won 2-1 | +181537 |
| 6block | 112 | Otsuka, Kotaro (1504) | Won 2-1 | +171554 |
| 7block | 26 | Isomoto, Hirofumi (1554) | Won 2-0 | +181572 |
| 8block | 20 | Itou, Kenshirou (1691) | Won 2-0 | +201592 |
| 9block | 17 | Matsuo, Koichiro (1648) | Won 2-1 | +201612 |
| 10block | 5 | Yamada, Tsutomu (1638) | Won 2-1 | +181630 |
| 11block | 8 | Shibata, Yuki (1626) | Won 2-1 | +181648 |
| 12block | 4 | Akemitsu, Hiroaki (1645) | Won 2-0 | +181666 |
| 13block | 2 | Suzuki, Kei (1662) | Won 2-1 | +181684 |
| 14block | 1 | Ogura, Ryou (1653) | Lost 1-2 | -191665 |
| 15block | 4 | Kawasaki, Hiroshi (1630) | Lost 1-2 | -181647 |
| 16block | 6 | Tsuji, Naoki (1662) | Won 2-1 | +181665 |
| Qblock | Nagaoka, Takayuki (1658) | Lost 1-2 | -181647 | |
| top | average opponent: 1606record: 12-4 | new rating: 1647 | ||