How many movies have Aki Yamagata and Masahiro Kitazaki collaborated on?

They have worked on 3 movies together! Their first movie together was KochiKame: The Movie (1999) while their highest rated movie together was KochiKame the Movie 2: UFO Attack! The Great Tornado Strategy!! (2003). They have not worked together since Pokémon the Movie: Kyurem vs. the Sword of Justice (2012). They are most known for their animation films together.