Hara, Yasuharu
Current rating: 1493
Record: 12-12-1
| Grand Prix Okayama 2004 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 115 | Yoshioka, Yasuyuki (1534) | Won 2-0 | +181535 |
| 2extended | 38 | Shimada, Takashi (1486) | Lost 0-2 | -181517 |
| 3extended | 84 | Tani, Tokuo (1330) | Won 2-0 | +141531 |
| 4extended | 66 | Kawabata, Norihiro (1518) | Lost 1-2 | -181513 |
| 5extended | 101 | Kobayashi, Masanori(Aichi) (1478) | Draw 1-1 | -11512 |
| 6extended | 118 | Takayanagi, Tooru (1484) | Won 2-0 | +181530 |
| 7extended | 87 | Tawa, Atsushi (1515) | Lost 0-2 | -181512 |
| 8extended | 88 | Sada, Akihiro (1503) | Lost 1-2 | -191493 |
| top | average opponent: 1481record: 3-4-1 | new rating: 1493 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 432 | Kaga, Ayumu (1500) | Won 2-1 | +181518 |
| 2block | 27 | Shimeno, Yu (1519) | Won 2-0 | +181536 |
| 3block | 161 | Yamagishi, Yuichi (1500) | Lost 0-2 | -191517 |
| 4block | 177 | Hirata, Masaharu (1517) | Lost 1-2 | -181499 |
| 5block | 295 | Yamazaki, Toshinari (1468) | Won 2-0 | +181517 |
| 6block | 233 | Kawabata, Yuriko (1501) | Won 2-1 | +171534 |
| 7block | 124 | Yamauchi, Hiroyuki (1520) | Lost 1-2 | -181516 |
| 8block | 252 | Minami, Masashi (1567) | Lost 1-2 | -171499 |
| 9block | 207 | Kihara, Shinichi (1500) | Won 2-0 | +181517 |
| top | average opponent: 1510record: 5-4 | new rating: 1517 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 240 | Matsuo, Takemi (1517) | Won 2-0 | +181518 |
| 2extended | 93 | Masuyama, Takuya (1518) | Lost 1-2 | -181500 |
| 3extended | 169 | Suzuki, Kentaro (1500) | Lost 1-2 | -181482 |
| 4extended | 285 | Matsumura, Takaharu (1482) | Won 2-1 | +181500 |
| 5extended | 165 | Morizane, Hitoshi (1500) | Lost 1-2 | -181482 |
| 6extended | 210 | Yasukawa, Kazuhide (1482) | Lost 1-2 | -181464 |
| 7extended | 219 | Wada, Yuta (1447) | Won 2-0 | +181482 |
| 8extended | 165 | Morishita, Takeshin (1482) | Won 2-0 | +181500 |
| top | average opponent: 1491record: 4-4 | new rating: 1500 | ||