|Date of birth
April 30, 1969 |
|Place of birth
||1.75 m (5 ft 9 in)
|* Senior club appearances and goals counted for the domestic league only.
Takuma Koga (古賀 琢磨 Koga Takuma, born April 30, 1969) is a former Japanese football player. His younger brother Masato is also a former Japanese footballer.
He is currently employed by the Football Association of Singapore as the Head Coach of the National Football Academy U-17 team in Singapore. The NFA U17 team had taken part in the Lion City Cup and was also the Singapore representative that won the bronze medal at the first Youth Olympic Games.