Shoto is moderately tall muscular, and well-built for his age. He has short hair that is evenly split between white on his right and crimson red on his left due to his Quirk. He also has heterochromia, which causes his left eye to appear turquoise, while his right is a brownish-dark gray.
His eyes are quite thin and reserved. He has a large burn scar on the left side of his face, which reaches from his hairline to halfway down his cheek. He usually has a serious expression.