How many movies have Kappei Yamaguchi and Kazuhiko Tamura collaborated on?

They have worked on 3 movies together! Their first movie together was Detective Conan: The Time Bombed Skyscraper (1997) while their highest rated movie together was Inuyasha the Movie: Affections Touching Across Time (2001). They have not worked together since Inuyasha the Movie: Affections Touching Across Time (2001). They are most known for their adventure films together.