Iruka is a sweet, attentive, kind, polite, calm, sensitive, submissive, somewhat childish but mature man, a little moody, and very shy. Iruka has long dark brown hair, tied in a spiky ponytail. He also has a scar on his nose, which characterizes him, he has dark eyes and his body is slender, marked and covered by several scars from his fights as a shinobi.