Keiko Kurihara is the younger sister of Kurihara Misato during Adele's previous life in Japan.

Keiko Kurihara loves her sister Misato, though she dislikes how her family is a bunch of Otakus.

Keiko Kurihara has brown hair in a bob cut and navy blue eyes. She dressed in a typical schoolgirl uniform.

(Source: Didn't I Say to Make My Abilities Average Wiki)