Okamura is an American martial artist and stuntman.
Okamura began his martial arts with judo in 1953. He has practiced kendo, aikido, taekwondo, and he is currently a 5th degree black belt in Kung Fu San Soo (his sensei was Jimmy H. Woo). Okamura is also a designer of various types of weaponry.
Okamura began doing stunts in 1975, getting his first credited role in 1980. Since then he has appeared in 39 feature films, notably Big Trouble in Little China, Samurai Cop, Samurai Cop 2: Deadly Vengeance, Ninja Academy, 9½ Ninjas!, Ring of Fire, Blade, and G.I. Joe: The Rise of Cobra. Other roles he's played are Kai-Ogi in Mighty Morphin Alien Rangers, a sensei in Power Rangers Wild Force, and Chao Chong in VR Troopers.