How many movies have Kumiko Kakoi and Takako Honda collaborated on?

They have worked on 2 movies together! Their first movie together was Tracing the Gray Summer (2001) while their highest rated movie together was Pokémon the Movie: Kyurem vs. the Sword of Justice (2012). They have not worked together since Pokémon the Movie: Kyurem vs. the Sword of Justice (2012).