How many movies have Eharu Oohashi and Masahiro Owada collaborated on?

They have worked on 4 movies together! Their first movie together was Sound! Euphonium the Movie – Welcome to the Kitauji High School Concert Band (2016) while their highest rated movie together was Liz and the Blue Bird (2018). They have not worked together since Sound! Euphonium the Movie – Our Promise: A Brand New Day (2019). They are most known for their drama films together.