Synonyms: Boku no Imouto wa "Oosaka Okan"
Aired: Dec 22, 2012 to Mar 16, 2013
Rating: PG-13 – Teens 13 or older
MAL: Boku no Imouto wa "Osaka Okan"
Kyousuke’s younger sister Namika has been living apart from him for ten years. One day, she returns and begins to live with him again, but she has turned into an energetic Osaka girl.