Choo Sung-hoon in Physical 100: Choo Sung-hoon is a 47 Year Old MMA Fighter and Judoka. Choo Sung’s real name is Yoshihiro Akiyama and he was also known by his nickname “Sexyama”.
He started judo at the age of 3 and did it for 30 Years and Won a Gold Medal at the 2001 Asian Championships for South Korea in Judo and For Japan in the 2002 Asian Games. He shifted to Japan in 2002 and acquired Japan Nationality.
He did Judo for 30 Years after that he did MMA For 17 Years. He played in UFC and In One Championship as an MMA Fighter.
Choo Sunghoon played 25 MMA matches and Won 16 and lost 7 Matches.
Choo Sung-hoon Instagram account is @akiyamachoo and he is very much active on Instagram.
