Yoshihiro Akiyama (秋山 成勲), known as Choo Sung-hoon (추성훈) in Korea, is a South Korean-Japanese mixed martial artist and judoka.
Try? Choo-ry!
Self
Law of the Jungle
The Ballad of Us
Running Man
Yarennoka!
The Return of Superman
Self (as Choo Sung-hoon)
Radio Star
Physical: 100
