Аяко Нарихисаго

Акихито Нарихисаго's wife, the mother of Muku. Shortly before the main events, her daughter was killed by a serial killer nicknamed the "Duelist". Due to this tragedy, Ayako committed suicide. She appears only in her husband's memories. Later, Koharu Hondou meets Ayako and Muku in Akihito Narihisago's "Id", being the pilot of "Mizuhanome" in the form of Miyo Hijriido.