How many movies have Akihiro Hirasawa and Haruka Tomatsu collaborated on?

They have worked on 4 movies together! Their first movie together was Magical Girl Lyrical Nanoha: Reflection (2017) 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 science fiction films together.