9S has the appearance of a teenage boy and the voice that comes with it. He has short, snow-white hair styled neatly, he also wears a black blind fold that covers his eyes at all times, though is still able to see. His outfit consists of a black coat with a large collar, it being left open and unbuttoned due to the protruding round bare belly, they also have large cloth like sleeves that are separate from coat, it being sleevless, exposing his four arms, ge dons apair of shorts, knee-high socks