How many movies have Chie Nishizawa and Hiroyuki Horiuchi collaborated on?

They have worked on 3 movies together! Their first movie together was Brave Story (2006) while their highest rated movie together was Lupin the Third vs. Detective Conan: The Movie (2013). They have not worked together since Detective Conan: Sunflowers of Inferno (2015). They are most known for their animation films together.