Sumako Aotsuki

Sumako Aotsuki (蒼月須磨子, Aotsuki Sumako), before marriage Sumako Hizaki (日崎須磨子（ひざき すまこ）), is the mother of Ushio Aotsuki and wife of Shigure Aotsuki. And the third generation keeper of Hakumen no Mono, imprisoning the 9-Tailed Fox with her barrier. During her time as Hakumen's jailer, Sumako had a vision of a son she would have who would be the Chosen Wielder of the Beast Spear. She was allowed no freedom, during which she met and married Shigure Aotsuki and had his son. Sadly, she was forced to leave them and return to her sacred duty, and never got to be with her son.