How many movies have Kosuke Yamashita and Yui Koike collaborated on?

They have worked on 3 movies together! Their first movie together was Gokaiger Goseiger Super Sentai 199 Hero Great Battle (2011) while their highest rated movie together was Kaizoku Sentai: Ten Gokaiger (2021). They have not worked together since Kaizoku Sentai: Ten Gokaiger (2021). They are most known for their science fiction films together.