How many movies have Mika Kanai and Ryusei Nakao acted in together?

They have worked on 13 movies together! Their first movie together was Comet in Moominland (1992) while their highest rated movie together was Go! Anpanman: Star-Spirited Dollie (2006). They have not worked together since Go! Anpanman: Dororin and the Transformation Carnival (2022). They are most known for their animation films together.