How many movies have Kappei Yamaguchi and Yoko Kadogami collaborated on?

They have worked on 5 movies together! Their first movie together was Plastic Little: The Adventures of Captain Tita (1994) while their highest rated movie together was Detective Conan: The Time Bombed Skyscraper (1997). They have not worked together since Detective Conan: Jolly Roger in the Deep Azure (2007). They are most known for their adventure films together.