How many movies have Megumi Hayashibara and Takehito Koyasu acted in together?

They have worked on 12 movies together! Their first movie together was Ranma ½: The Movie — The Battle of Nekonron: The Fight to Break the Rules! (1991) while their highest rated movie together was Neon Genesis Evangelion: The End of Evangelion (1997). They have not worked together since Evangelion: 3.0+1.0 Thrice Upon a Time (2021). They are most known for their animation films together.