How many movies have Yuichi Fukuda and Yumi Wakatsuki collaborated on?

They have worked on 4 movies together! Their first movie together was Wotakoi: Love is Hard for Otaku (2020) while their highest rated movie together was From Today, It's My Turn!!: The Movie (2020). They have not worked together since Once Upon a Crime (2023). They are most known for their comedy films together.