How many movies have Hiroshi Shimizu and Yoshiaki Yanagida collaborated on?

They have worked on 4 movies together! Their first movie together was Jin-Roh: The Wolf Brigade (1999) while their highest rated movie together was Magic Tree House (2012). They have not worked together since Crayon Shin-chan: Burst Serving! Kung Fu Boys ~Ramen Rebellion~ (2018). They are most known for their animation films together.