How many movies have Kazunori Ozawa and Teppei Okuda collaborated on?

They have worked on 2 movies together! Their first movie together was I've Always Liked You (2016) while their highest rated movie together was Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the Orion (2019). They have not worked together since Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the Orion (2019).