Ryûzaburô Mitsuoka was born on 15 March 1901 in Hakodate, Hokkaido, Japan. He was an actor, known for Yağmurdan Sonraki Soluk Ayın Hikâyeleri (1953), Jiraika-gumi (1935) and Yûdachi Kangorô (1926). He died on 4 August 1961.