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.

[Profile](https://www.aoni.co.jp/search/shiraishi-ryoko.html) | [Twitter](https://twitter.com/RyokoShiraishi_)

**Video Game Roles:**
Kappei Hiiragi (Clannad)
Asuka Kazama (Tekken 5-8)
Jay (Tales of Legendia)
Mais (Rune Factory 3)
Jude Maverick (Wild Arms 4)
Arlan (Honkai: Star Rail)

An online-broadcast-only episode of Boku no Imouto wa "Osaka Okan".

Kyousuke Ishihara