How many movies have Akio Otsuka and Shigeru Shibuya acted in together?

They have worked on 2 movies together! Their first movie together was Fist of the North Star: The Legend of the True Savior: Legend of Raoh-Chapter of Death in Love (2006) while their highest rated movie together was Nasu: A Migratory Bird with Suitcase (2007). They have not worked together since Nasu: A Migratory Bird with Suitcase (2007).