Teruko appears as a short, young girl wearing the standard Hunting Dogs uniform, albeit the hat sports enough space for her hair. Her hair is light, long, styled in a wavy ponytail and tied with what appears to be a large ribbon. Befitting of the Mad Dogs, she has a sword by her side. She uses her ability to manipulate her age. Teruko is intense and boastful. She has a significantly short fuse and easily intimidates strangers. strangers after the initial shock of her youthful appearance.