| Keitaro Koga | |
| Fullname: | Keitaro Koga |
| Birth Date: | 27 April 1991 |
| Birth Place: | Kanagawa, Japan |
| Position: | Defender |
| Youthyears1: | 2010–2013 |
| Youthclubs1: | Chuo University |
| Years1: | 2014 |
| Clubs1: | FC Ryukyu |
| Caps1: | 7 |
| Goals1: | 1 |
| Totalcaps: | 7 |
| Totalgoals: | 1 |
is a former Japanese football player.[1]
Keitaro Koga played for FC Ryukyu in the 2014 season.