How many movies have Kakeru Ishihama and Keigo Hoashi collaborated on?

They have worked on 3 movies together! Their first movie together was The Disappearance of Haruhi Suzumiya (2010) and was their highest rated movie together. They have not worked together since Frame Arms Girl Movie: Kya Kya Ufufu na Wonderland (2019). They are most known for their science fiction films together.