Hayakawa Koji (早川光志)
Place: Kyoto, Japan
Rating: 2055.18, Std: 500.62, Rank: -
First game: 1985-07-01, Last game: 1993-08-12
Top rating: 2055.18 (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 | 2055.18 | |
| Round | Color | Result | Opponent | |
| Black | Win | 2152.35 | ||
| White | Loss | 2400.44 | ||
| Black | Draw | 1947.72 | ||
| Black | Loss | 2146.75 | ||
| Black | Win | 2252.70 | ||
| Swedish Open | ||||
| Date | 1990-08-05 | Rating | 1963.06 | |
| Round | Color | Result | Opponent | |
| White | Loss | 2058.57 | ||
| Black | Draw | 1992.24 | ||
| White | Win | 2425.85 | ||
| Black | Loss | 2317.38 | ||
| Black | Loss | 2097.97 | ||
| Black | Loss | 1859.50 | ||
| Stokholm Summer trophy | ||||
| Date | 1988-08-08 | Rating | 1939.82 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1671.45 | |
| 2 | White | Loss | 2311.78 | |
| 3 | White | Loss | 2083.78 | |
| 4 | White | Win | 1896.25 | |
| 5 | White | Loss | 2243.03 | |
| 5 | Black | Loss | 2243.03 | |
| 5 | White | Loss | 2243.03 | |
| 6 | White | Win | 1945.82 | |
| 7 | White | Loss | 2105.29 | |
| 8 | Black | Loss | 2070.88 | |
| Japan-Sweden Renju Friendship Tournament | ||||
| Date | 1985-07-01 | Rating | 1945.28 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | 1673.39 | |