Sakisaka Naoko

Japanese name:

向坂 ナオコ

Naoko - Rikuo's older sister and a college student. She often stays out late at night drinking and partying and is embarrassed whenever Sammy comes to pick her up. Naoko accuses Rikuo of being a dori-kei as he begins to treat Sammy more openly.

Voiced by: Mizutani Yūko

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