Naito Mudano

Mudano is a quiet and serious man with a disdain for inefficiency, he's a very difficult person to impress, he'd never personally admitted anyone to the Academy prior to Shiki. Although he comes across as cold and extreme in his methods, he is a gentle person who cares about his close friends. He is a patient individual who does not rise to mockery. He is also an Oni, controls blood, excellent combatant, and instructor of the Oni Corp, a collective of Onis in order to combat the Momotarou Corp.