How many movies have Akiko Hiramatsu and Shigeru Chiba acted in together?

They have worked on 4 movies together! Their first movie together was Urban Square: In Pursuit of Amber (1986) while their highest rated movie together was My Neighbor Totoro (1988). They have not worked together since Sergeant Keroro The Super Duper Movie 5: Creation! Ultimate Keroro, Wonder Space-Time Island (2010). They are most known for their animation films together.