Ayase Kamiyugi (上柚木綾瀬 Kamiyugi Ayase) is one of the main protagonists in Z/X -Zillions of enemy X-. Half Japanese and half German. Her parents were brutally murdered by White World's Angels, for revenge she enlists in the help of the Black World's Z/X. Suppressing all other emotions except that of revenge gives the impression that she is always cold. Occasionally she shows the face appropriate for a girl of her age.