How many movies have Hideki Aoyama and Yui Mizuno acted in together?

They have worked on 21 movies together! Their first movie together was Babymetal: Live Legend I, D, Z Apocalypse (2013) while their highest rated movie together was BABYMETAL - Live at The Forum (2014). They have not worked together since BABYMETAL - Big Fox Festival in Japan (2018). They are most known for their music films together.