How many movies have BUNBUN and Yoshikazu Iwanami collaborated on?

They have worked on 5 movies together! Their first movie together was Sword Art Online: Extra Edition (2013) while their highest rated movie together was Sword Art Online the Movie – Progressive – Aria of a Starless Night (2021). They have not worked together since Sword Art Online the Movie – Progressive – Scherzo of Deep Night (2022). They are most known for their fantasy films together.