How many movies have Buronson and Unsho Ishizuka collaborated on?

They have worked on 3 movies together! Their first movie together was Sanctuary (1996) while their highest rated movie together was Fist of the North Star: The Legend of the True Savior: Legend of Raoh-Chapter of Death in Love (2006). They have not worked together since Fist of the North Star: The Legend of the True Savior: Legend of Raoh-Chapter of Death in Love (2006). They are most known for their animation films together.