How many movies have Nobunaga Shimazaki and Tatsuya Kato collaborated on?

They have worked on 6 movies together! Their first movie together was High☆Speed!: Free! Starting Days (2015) while their highest rated movie together was Free! the Final Stroke The First Volume (2021). They have not worked together since KYOANI MUSIC FESTIVAL -Inspiration for the future- (2022). They are most known for their comedy films together.