How many movies have Akira Yamaguchi and Hiroshi Miyauchi acted in together?

They have worked on 3 movies together! Their first movie together was Hanuman and the Five Kamen Riders (1975) while their highest rated movie together was Birth of the 10th! Kamen Riders All Together!! (1984). They have not worked together since Birth of the 10th! Kamen Riders All Together!! (1984). They are most known for their science fiction films together.