Mizugaki Koori

Kanae's childhood friend who is also his neighbor. She used to be a member of the drama club until she joined Charity Club. Due to often reacting to her insane clubmates' antics, she is considered the Charity Club's official tsukkomi. Koori is known for her meddlesome personality, and she is liked by the residents of the area. She also gets easily jealous if she sees Kanae with another girl.