How many movies have Kentaro Waki and Ryota Osaka collaborated on?

They have worked on 6 movies together! Their first movie together was Mobile Suit Gundam Thunderbolt: Bandit Flower (2017) while their highest rated movie together was Gundam Reconguista in G Movie IV: Love That Cries Out in Battle (2022). They have not worked together since Gundam Reconguista in G Movie V: Beyond the Peril of Death (2022). They are most known for their science fiction films together.