How many movies have Hideki Aoyama and ISAO acted in together?

They have worked on 9 movies together! Their first movie together was BABYMETAL - Download Festival 2018 (2018) while their highest rated movie together was 10 BABYMETAL BUDOKAN - DOOMSDAY III & IV (2021). They have not worked together since BABYMETAL RETURNS - THE OTHER ONE (2023).