How many movies have Hiroki Touchi and Kenji Takahashi acted in together?

They have worked on 5 movies together! Their first movie together was The Garden of Sinners: A Study in Murder (Part 1) (2007) while their highest rated movie together was The Garden of Sinners: A Study in Murder (Part 2) (2009). They have not worked together since Mobile Suit Gundam 00 Special Edition III: Return The World (2010). They are most known for their animation films together.