Akira Yamaguchi was born on January 25, 1947 in Kanagawa Prefecture, Japan. He was an actor, known for Kamen Rider X: Five Riders vs. King Dark (1974), Kamen Rider Super-1: The Movie (1981) and Ninja butai gekkô (1964). He was married to Chie Yamaguchi. He died on April 6, 1986.