How many movies have Mamiko Noto and Shiho Tanaka collaborated on?

They have worked on 2 movies together! Their first movie together was No Game No Life: Zero (2017) while their highest rated movie together was Donten: Laughing Under the Clouds - Gaiden: Chapter 3 - Conspiracy of the Military (2018). They have not worked together since Donten: Laughing Under the Clouds - Gaiden: Chapter 3 - Conspiracy of the Military (2018).