How many movies have Kazuo Akiyama and Kazutaka Okazaki collaborated on?

They have worked on 34 movies together! Their first movie together was Which Man Is It? (1990) while their highest rated movie together was Big Tit Monastery (1995). They have not worked together since Lady in a White Coat: Lewd from the Front and Back (1997). They are most known for their drama films together.