How many movies have Hisaki Furukawa and Naho Kiyoike collaborated on?

They have worked on 4 movies together! Their first movie together was Ghost in the Shell: Arise - Border 3: Ghost Tears (2014) while their highest rated movie together was Words Bubble Up Like Soda Pop (2021). They have not worked together since Words Bubble Up Like Soda Pop (2021). They are most known for their animation films together.