John Koyama is an actor and a stunt performer.
Freedom Writers
Stunts
The Last Samurai
Omura's Bodyguard
Felon
Asian Fighter
Brother
The Time Machine
Eloi
Crank: High Voltage
Six Days Seven Nights
Pirate
Kung Pow: Enter the Fist
Gang Fighter #4
Mortal Kombat
Rising Sun
Yakuza (uncredited) / Yakuza
Escape from L.A.
Hershe Gang Member (uncredited) / Stunts
Godzilla
Japanese Fishing Boat Crewman (uncredited)
