Nine Birthfield

Nine Birthfield is a character from the manga Inu to Yuusha wa Kazaranai (犬と勇者は飾らない). She is introduced as a Celestial-Rank Mage, known by her title "The Immortal Cat", and holds the sixth position in the hierarchy of mages recognized by the World Magic Association. She has a slim figure, silvery white hair, and cat-like eyes that are a light aqua blue in color. She usually wears a white hood, black latex pants with black shorts, and black boots or sneakers.