How many movies have Hibiku Yamamura and Yuichi Morita collaborated on?

They have worked on 1 movie together! Their first movie together was Frame Arms Girl Movie: Kya Kya Ufufu na Wonderland (2019) and was their highest rated movie together. They have not worked together since Frame Arms Girl Movie: Kya Kya Ufufu na Wonderland (2019).