The artificial celestial maiden that is the manager of the experimental subrealm at the bottom of the sea in System Takamagahara, popularly known as the Dragon Palace. Otohime is believed to possess a beauty that is beyond anything in this world as she entertains and dances with the fish. She was born for the sake of developing and verifying techniques meant to seal painful memories that deeply scar people's minds so that they can heal. She has so few expressions it's as if she has no emotions.