Gouki is a member of Hiei's underworld gang who is a soul-eating ogre. Yusuke defeats him with a powered-up Reigun blast to the mouth. His humanoid form is a tall, intimidating man, but he still has horns along his forehead. His true form is more demon like, his horns are larger and his fangs and eyes become larger. After his fight with Yusuke he is arrested. He is a Upper E Class demon.