How many movies have Yoshihiro Oyabu and Yukari Yasuda collaborated on?

They have worked on 3 movies together! Their first movie together was UN-GO episode:0 INGA-RON (2011) while their highest rated movie together was My Hero Academia: Heroes Rising (2019). They have not worked together since My Hero Academia: World Heroes' Mission (2021). They are most known for their fantasy films together.