Donten: Laughing Under the Clouds - Gaiden: Chapter 1 - One Year After the Battle (2017)
Seiichiro Takamine (voice)
Donten: Laughing Under the Clouds - Gaiden: Chapter 2 - The Tragedy of Fuuma Ninja Tribe (2018)
Seiichiro Takamine (voice)
Donten: Laughing Under the Clouds - Gaiden: Chapter 3 - Conspiracy of the Military (2018)
Seiichiro Takamine (voice)