Mutsuki is a young girl, she is noted to have a appetite figure. She wears a uniform shared with the second member of the Mutsuki-class, Kisaragi. She has notable for having short copper brown or cherry red hair with a slight gradient. Appearing copper brown up top and a cherry red at the bottom. She has droopy copper brown eyes. She wears a school uniform-esque garment that is half-opened to expose her navel, with a green skirt and brown pantyhose. On her second upgrade, she wears a black jacke