natsuki (bookworm little sister)
่ๆ natsuki_himawari ๅคๆฌ natsu_book2004
Main character from Moto InCha no Kyonyuu Yariman Imouto ga Erosugite, Onii-chan wa Mou...!! doujinshi series by artist Ichinomiya Yuu published under circle Ichibocchi.