How many movies have Hajime Katoki and Kunio Okawara collaborated on?

They have worked on 8 movies together! Their first movie together was Gundam Wing: The Endless Waltz (1998) while their highest rated movie together was Mobile Suit Gundam: The Origin III - Dawn of Rebellion (2016). They have not worked together since Mobile Suit Gundam: Cucuruz Doan's Island (2022). They are most known for their science fiction films together.