The Oni king used to be an orphan, who was given the nickname Shuten Dōji. Shuten Dōji was a troubled orphan boy, who got the idea to put on a demon mask and scare people at a festival, the mask fused to his face..and he was bullied for his ugliness. He ran into the mountains to live alone. Shuten Dōji began to hate the world, and his body manifested into what he is now, wanting vengeance on the world. The Oni kings favorite drink is Sake. The Oni king is 8 feet tall.