How many movies have Tarō Ōtani and Yo Oizumi collaborated on?

They have worked on 1 movie together! Their first movie together was Ano Hi Bokura no Inochi wa Toiretto Pepa yori mo Karukatta (2008) and was their highest rated movie together. They have not worked together since Ano Hi Bokura no Inochi wa Toiretto Pepa yori mo Karukatta (2008).