Yaguchi is short in stature but quite muscular and athletically built. He has shoulder-length, tousled, red hair with a small ponytail tied on the left side of his head. Yaguchi's eyes are the same color as his hair, and he has a somewhat tanned complexion. Yaguchi loves cats very much He has a pet (Cat) Yaguchi hates alcoholic beverages, his favorite dishes are yakiniku and ramen, and that he despises sweet food Yaguchi is afraid of ghosts (spectophobia), in addition, he has autophobia