How many movies have Masato Sato and Minami Takayama collaborated on?

They have worked on 2 movies together! Their first movie together was Detective Conan OVA 05: The Target is Kogoro! The Detective Boys' Secret Investigation (2005) while their highest rated movie together was Detective Conan: Three Days with Heiji Hattori (2007). They have not worked together since Detective Conan: Three Days with Heiji Hattori (2007).