How many movies have Kiyoki Uchida and Shinji Oosawa collaborated on?

They have worked on 1 movie together! Their first movie together was Yami Ura Douga 8: Chou・Kuro ni Kuruu (2019) and was their highest rated movie together. They have not worked together since Yami Ura Douga 8: Chou・Kuro ni Kuruu (2019).