How many movies have Miki Narahashi and Miyako Kamiya collaborated on?

They have worked on 2 movies together! Their first movie together was Crayon Shin-chan: Shrouded in Mystery! The Flowers of Tenkazu Academy (2021) and was their highest rated movie together. They have not worked together since Crayon Shin-chan: Mononoke Ninja Chinpūden (2022).