How many movies have Koichi Yamadera and Rei Sakuma acted in together?

They have worked on 19 movies together! Their first movie together was Kiki's Delivery Service (1989) while their highest rated movie together was A Whisker Away (2020). They have not worked together since Go! Anpanman: Roboly and the Warming Present (2023). They are most known for their animation films together.