How many movies have Hideo Shirayama and Shōgorō Nishimura collaborated on?

They have worked on 5 movies together! Their first movie together was Tanshin funin: Niizuma no himitsu (1980) while their highest rated movie together was Beautiful Sisters: Seduced (1982). They have not worked together since Marumo Jun no chijo densetsu (1984). They are most known for their drama films together.