How many movies have Kenzô Yamaguchi and Kuninori Yamazaki collaborated on?

They have worked on 3 movies together! Their first movie together was Which Man Is It? (1990) while their highest rated movie together was Sukebe kyôshi: Hikinuku kaikan! (1997). They have not worked together since Sukebe kyôshi: Hikinuku kaikan! (1997). They are most known for their drama films together.