How many movies have Mamiko Nakanishi and Tatsuo Honda collaborated on?

They have worked on 2 movies together! Their first movie together was Initial D Legend 2: Racer (2015) and was their highest rated movie together. They have not worked together since Donten: Laughing Under the Clouds - Gaiden: Chapter 2 - The Tragedy of Fuuma Ninja Tribe (2018).