How many movies have Jun Kosugi and Mami Sakura acted in together?

They have worked on 5 movies together! Their first movie together was Jitsuroku: Maruhi Toruko jō monogatari (1976) while their highest rated movie together was Semi-document: Shojo shisshin (1977). They have not worked together since Semi-document: Joken: Gushonure (1978).