Sui Amanohokosaka

Sui Amanohokosaka (天ノ矛坂彗) is the mother of Mei Amanohokosaka. She disappeared in the Wadatsumi Mass Vanish Incident.

History
During the Wadatsumi Incident, Sui saved Kazuto Kotetsu and guided him to Ryōko Kagari, who was dying near the Embryo, which took the form of Hinata Himezuru.