Naoto is a girl with an androgynous appearance, Naoto has a short blue hair and gray eyes. Naoto has a slender figure and is the short. She always wears a blue cap.

In School, Naoto wears Yasogami High's  school uniform in the winter, consisting of a black, high-collared gakuran jacket with white piping, a checkered collar, and black pants.  Naoto always wears blue platform shoes.

Naoto is an intelligent, sophisticated, misson-focused detective uninterested in romance.