29 years old at the start of the series, turning 30 during the story. Height is 173cm. A handsome man characterized by short black hair and sharp, dark eyes. However, because he has a somewhat youthful face, he is often perceived as younger than his actual age (a fact he is shown to be self-conscious about in the 4-panel comics). He is a notorious womanizer, behaving sociably while flirting with women as a matter of course. He often displays a negligent attitude toward his duties, such as spending long hours on military phone lines talking to hostesses he is interested in. First person: I (polite, formal)