How many movies have Honoka Inoue and Mamiko Katakura collaborated on?

They have worked on 2 movies together! Their first movie together was Shimajiro in Bookland (2016) while their highest rated movie together was Tropical-Rouge! Precure: The Snow Princess and the Miraculous Ring! (2021). They have not worked together since Tropical-Rouge! Precure: The Snow Princess and the Miraculous Ring! (2021).