Pilot Name: Rishu Tougou
Voice Actor: None
Group: None
Nickname: None
Theme Song: The Sword that Cleaves Evil
Units Piloted: Grungust Type-0
Games Appeared: Original Generation, Original Generation 2, and Original Generations.

66 years old. He's an advisor for the Tesla Leich laboratory. He's a master of Jigen-Ryuu, and teaches both Zengar and Bullet. He also assisted in the development of the Grungust series' swords, and in producing the motion data for them. Though he's very strict concerning matters of the sword, he's usually a good-natured man. He assists Zengar and Elzam in the stealing of the Daizengar and Aussenseiter. His skills with a sword are so great, that he's able to cut bullets into two.

His ancestor, Ryuuma Tougou, was a pilot of the Choukijin Ryuouki and Ryukoou.

Rishu various poses