How many movies have Naho Hasegawa and Yu Akiyama collaborated on?

They have worked on 4 movies together! Their first movie together was City Hunter: Shinjuku Private Eyes (2019) 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 Bubble (2022). They are most known for their animation films together.