How many movies have Kyoko Kotani and Yoshihiro Maeda collaborated on?

They have worked on 8 movies together! Their first movie together was Naruto Shippuden the Movie: The Will of Fire (2009) while their highest rated movie together was My Hero Academia: Heroes Rising (2019). They have not worked together since Hula Fulla Dance (2021). They are most known for their animation films together.