Nagisa is Kojo's younger sister who attends school with Yukina in class 3-C. She has close friendships with Yuuma Tokoyogi, Yukina Himeragi, and Kanon Kanase. Her mother is Mimori Akatsuki. Nagisa enjoys talking to people she likes and is a talented cook. Four years ago, she was involved in a train accident caused by demons which left her traumatized whenever she sees one. This trauma stemmed from being possessed by "Root." She first met Yuuma Tokoyogi when both Kojo and Yuuma retrieved her hat from a cliff. After they were safe, everyone introduced themselves.
Nagisa was a miko and had trained as a spirit medium with her grandmother. She also inherited the blood of a hyper adapter from her mother making her
Abilities (after episode 16)Psychometry: As a miko who carries the blood of a hyper adapater, shes been sought by universities and institutions to loc