How many movies have Kazuya Saito and Megumi Hayashibara collaborated on?

They have worked on 5 movies together! Their first movie together was Detective Conan: The Last Wizard of the Century (1999) while their highest rated movie together was Detective Conan: The Phantom of Baker Street (2002). They have not worked together since Case Closed: The Million-Dollar Pentagram (2024). They are most known for their animation films together.