POSITION: Prop DATE OF BIRTH: 7/20/1994 NATIONALITY: South Korea HEIGHT: 184cm WEIGHT: 122kg HOMETOWN: Seoul
PAST CLUBS: Honda Heat
2017 SUPER RUGBY STATS: Games played: 1 Minutes: 21 Points: 0
Koo graduated from Takushoku University in 2017 and is set to join Honda Heat for the 2017-18 Top League season. He has already represented Japan at Under-20 level. His father also played for Honda Heat.