Zettai Imouto Genri Shugi!!

絶対★妹原理主義!!

Eroge by Nounai Kanojo, illustrated by Aogiri Penta.

Characters

• Takebe Takuma
• Takebe Mizuki
• Takebe Aya
• Takebe Kanade
• Takebe Akane
• Nagamine Yukana

See also

• Official page
• Wikipedia article (JP)
• Getchu