Yoshihiro Akiyama
Yoshihiro Akiyama (born July 29, 1975), also known as Choo Sung-hoon, is a Japanese mixed martial artist and judoka. He is a fourth-generation Japanese of Korean descent and acquired Japanese nationality in 2001. He won gold at the 2001 Asian Championships and 2002 Asian Games for South Korea and Japan respectively. As a mixed... more »