How many movies have Hiroshi Masuoka and Yoshiko Kuwano collaborated on?

They have worked on 3 movies together! Their first movie together was Go! Anpanman: The Shining Star's Tear (1989) while their highest rated movie together was Go! Anpanman: Twinkle! Princess Vanilla Of Ice Cream Land (2019). They have not worked together since Go! Anpanman: Twinkle! Princess Vanilla Of Ice Cream Land (2019). They are most known for their family films together.