A 3rd-year student at Gehenna Academy and member of Problem Solver 68. Her hobbies include collecting music CDs and caring for cats (or cat-like people). She is a sensible person and a hard worker who often finds herself surrounded by troublemakers. She loves heavy metal and collects CDs of hard-hitting tracks. Diligent and kind-hearted, she possesses a proper sense of ethics and values. She is a professional in her own right, carrying out her work stoically without showing her true feelings. She is an extreme cat lover; when she finds a cat-like girl, she keeps them as pets in a cage (which she calls a "gauge") in her home.

A 1st-year student at Abydos High School and member of the Foreclosure Task Force. Her hobbies are saving money and working part-time jobs. She is a classic tsundere who laughs, gets angry, and shows affection easily. She has a strong rebellious spirit and is usually prickly. Despite her high level of caution, she has a bad habit of falling for suspicious get-rich-quick schemes. She has cat ears.

A 1st-year student at Trinity General School and member of the After-School Sweets Club. Her hobby is eating sweets "normally." She has a relaxed, quiet temperament and a cool personality that rarely shows emotion. While she often struggles because she gets caught up in the eccentricities of her club members, she takes great pride in that daily life. She has cat ears.

A 2nd-year student at Hyakkiyako Allied Academy and member of the Hyakkararyoran Conflict Resolution Council. Her hobbies include cat's cradle, reading books on military strategy, and sunbathing. She has a cool personality with a noticeably sharp tongue, but also has a caring side. She is actually a poor swimmer, a fact she hasn't been able to tell those around her. She has cat ears.

A 1st-year student at Trinity General School and member of the Sisterhood. Her hobbies are praying and contemplation. She has a sincere, kind, sensible, and pure personality. She has cat ears.