How many movies have Chie Koujiro and Masako Katsuki acted in together?

They have worked on 4 movies together! Their first movie together was Relic Armor Legaciam (1987) while their highest rated movie together was Let's & Go! WGP The Great Pursuit of the Berserk Mini 4WD car! (1997). They have not worked together since Bakusō Kyōdai Let's & Go!! WGP Bōsō Mini Yonku Dai Tsuiseki! (1997). They are most known for their animation films together.