How many movies have Birdman Teppei and Mari Koizumi collaborated on?

They have worked on 1 movie together! Their first movie together was Athletic Black Haired Girl Mari Koizumi - Koizumi (Mari Koizumi) (2016) and was their highest rated movie together. They have not worked together since Athletic Black Haired Girl Mari Koizumi - Koizumi (Mari Koizumi) (2016).