Daughter Sa-Rang made her runway debut as a child model for 'Bonpoint' Paris collection fashion show (2018).
After winning the gold in judo for Japan at the 2002 Asian Games and for Korea at the Asian Judo Championships, he switched to MMA fighting and turned K-1 Professional in 2004.
Became a champion in K-1 Heroes.
Opened his own gym called the "Akiyama Dojo" in Tokyo, specializing in MMA fighting and judo training (2006).