How many movies have Hideo Harigaya and Tetsuo Hirakawa collaborated on?

They have worked on 5 movies together! Their first movie together was Crayon Shin-chan: The Legend Called Buri Buri 3 Minutes Charge (2005) while their highest rated movie together was Summer Days with Coo (2007). They have not worked together since Crayon Shin-chan: Fierceness That Invites Storm! Operation Golden Spy (2011). They are most known for their animation films together.