How many movies have Gaku Oshida and Namase Katsuhisa acted in together?

They have worked on 3 movies together! Their first movie together was Kamen Rider Zi-O (2018) while their highest rated movie together was Kamen Rider Zi-O the Movie: Over Quartzer (2019). They have not worked together since Kamen Rider Zi-O the Movie: Over Quartzer (2019). They are most known for their drama films together.