How many movies have Hochu Otsuka and Kenji Akabane acted in together?

They have worked on 4 movies together! Their first movie together was Space Battleship Yamato 2199 (2012) and was their highest rated movie together. They have not worked together since Space Battleship Yamato 2202: Warriors of Love - Ch. 3 (2017). They are most known for their animation films together.