Agemaki Kumiko

Japanese name:

総角組子

Kumiko is Kei's little sister. She is lovely, energetic and loves her Big Brother Kei.
SpoilerIt has been revealed in Episode 7 that she has strong attachment to spirits and can clearly see those which are invisible to ordinary people. She pets a cat-spirit namely Itsue which only she can see in the entire household. She saw right through Zakuro at her first meet and addresses her as Mysterious Young Lady.

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