How many movies have Joji Tanaka and Kiyoko Yamamoto collaborated on?

They have worked on 3 movies together! Their first movie together was Molester and Peeping Wife's Lewd Juice (1997) while their highest rated movie together was Gibo no onanii: Hatsujô roshutsu (1997). They have not worked together since Whore Hospital (1997). They are most known for their drama films together.