Takahashi, Ken
Current rating: 1461
Record: 4-6-1
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Ando, Hiroaki (1549) | Lost 1-2 | -181498 |
| 2sealed | 194 | Hirabayashi, Ryuta (1463) | Lost 0-1 | -181480 |
| 3sealed | 270 | Nabatame, Makoto (1462) | Lost 1-2 | -191461 |
| average opponent: 1491record: 0-3 | new rating: 1461 | |||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 202 | Kodama, Naoko (1465) | Lost 0-2 | -191481 |
| 2sealed | 291 | Higuchi, Masaki (1431) | Won 2-0 | +171498 |
| 3sealed | 134 | Yamamoto, Takao(Tokyo) (1501) | Lost 0-2 | -181480 |
| 4sealed | 282 | Kawana, Masato (1482) | Lost 1-2 | -171463 |
| 5sealed | 266 | Okuyama, Kenichi (1464) | Won 2-0 | +181481 |
| 6sealed | 195 | Sunohara, Motoki (1483) | Won 2-1 | +181499 |
| 7sealed | 146 | Shimura, Yasuhiko (1444) | Draw 1-1 | -11498 |
| 8sealed | 116 | Takeshima, Katsuki (1500) | Won 2-0 | +181516 |
| average opponent: 1471record: 4-3-1 | new rating: 1516 | |||