Hayakawa Koji (早川光志)
Place: Kyoto, Japan
Rating: 2057.79, Std: 498.92, Rank: -
First game: 1985-07-01, Last game: 1993-08-12
Top rating: 2057.79 (1993-08-12)
Games: 22, Wins: 7, Draws: 2, Losses: 13
Gy1: 0, Gy2: 0, Gy5: 0
| World Championship 1993, BT | ||||
|---|---|---|---|---|
| Date | 1993-08-12 | Rating | 2057.79 | |
| Round | Color | Result | Opponent | |
| Black | Win | 2154.59 | ||
| White | Loss | 2401.41 | ||
| Black | Draw | 1950.23 | ||
| Black | Loss | 2150.43 | ||
| Black | Win | 2255.00 | ||
| Swedish Open | ||||
| Date | 1990-08-05 | Rating | 1965.72 | |
| Round | Color | Result | Opponent | |
| White | Loss | 2060.22 | ||
| Black | Draw | 1996.26 | ||
| White | Win | 2435.14 | ||
| Black | Loss | 2320.09 | ||
| Black | Loss | 2100.66 | ||
| Black | Loss | 1861.19 | ||
| Stokholm Summer trophy | ||||
| Date | 1988-08-08 | Rating | 1942.39 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1674.01 | |
| 2 | White | Loss | 2332.62 | |
| 3 | White | Loss | 2084.97 | |
| 4 | White | Win | 1900.07 | |
| 5 | White | Loss | 2244.89 | |
| 5 | Black | Loss | 2244.89 | |
| 5 | White | Loss | 2244.89 | |
| 6 | White | Win | 1948.08 | |
| 7 | White | Loss | 2106.42 | |
| 8 | Black | Loss | 2072.83 | |
| Japan-Sweden Renju Friendship Tournament | ||||
| Date | 1985-07-01 | Rating | 1947.07 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1673.78 | |