How many movies have Hiromasa Ogura and Katsushi Aoki collaborated on?

They have worked on 4 movies together! Their first movie together was Lupin the Third: The Castle of Cagliostro (1979) while their highest rated movie together was Boruto: Naruto the Movie (2015). They have not worked together since Boruto: Naruto the Movie (2015). They are most known for their animation films together.