How many movies have Masanori Osawa and Minami Takayama collaborated on?

They have worked on 3 movies together! Their first movie together was Lupin the Third vs. Detective Conan: The Movie (2013) while their highest rated movie together was Detective Conan: Episode One - The Great Detective Turned Small (2016). They have not worked together since Case Closed: The Fist of Blue Sapphire (2019). They are most known for their animation films together.