Akutagawa has very pale skin. He's frequently coughing due to a lung condition. He has short, choppy black hair with side bangs that turn white at the tips. His eyes are sharp, somewhat baggy, and a dark empty grey.
He wears a long, black coat reaching past his knees over black pants and black shoes. Underneath his coat, he dons a white shirt, decorated with a layered ruffled fabric. He also wears a white jabot. his ability is called Rashōmon and it turns his clothes into weapons.