How many movies have Risako Yoshida and Tomohiro Kamitani collaborated on?

They have worked on 2 movies together! Their first movie together was Chocolate Underground the Movie (2009) while their highest rated movie together was The Irregular at Magic High School: The Girl Who Summons the Stars (2017). They have not worked together since The Irregular at Magic High School: The Girl Who Summons the Stars (2017).