How many movies have Kazuhiko Inoue and Tomoyuki Sugano collaborated on?

They have worked on 5 movies together! Their first movie together was Detective Conan: Crossroad in the Ancient Capital (2003) while their highest rated movie together was Detective Conan: The Raven Chaser (2009). They have not worked together since Lupin the Third vs. Detective Conan: The Movie (2013). They are most known for their animation films together.