How many movies have Hitoshi Kagiyama and Seiji Muta collaborated on?

They have worked on 3 movies together! Their first movie together was Lupin the Third: Dead or Alive (1996) while their highest rated movie together was Case Closed: The Time Bombed Skyscraper (1997). They have not worked together since Detective Conan: Captured in Her Eyes (2000). They are most known for their animation films together.