Penguin Parade Ore no Imouto ga Konai Kawaii Wake ga Nai. Petanko Kousaka Kirino Natsu Comi Ver.
俺の妹がこんなに可愛いわけがない。ぺたん娘 高坂桐乃 夏コミver.
Release Date: August 2013

Kirino in her summer outfit.

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