How many movies have Koichiro Hayama and Yasuyuki Kaneko collaborated on?

They have worked on 2 movies together! Their first movie together was Kamen Rider Geats: 4 Aces and the Black Fox (2023) while their highest rated movie together was Kamen Rider THE WINTER MOVIE: Gotchard & Geats Strongest Chemy★Great Gotcha Operation (2023). They have not worked together since Kamen Rider THE WINTER MOVIE: Gotchard & Geats Strongest Chemy★Great Gotcha Operation (2023).