Ore no Imouto ga Saimin?! Sareru Wake ga Nai! | There's no way my little sister has been hypnotized! (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
Nakayohi Kyoudai - Imouto to Nakayoku Dekiru Ikutsuka no Houhou | How To Get More Intimate With Your Little Sister =LWB=
Kaisha no Joushiki Kaechai Mashita. - Douryou Joshi Shain mo Shain Hisho mo Uketsuke Jou Datte Ecchi na Gyoumu Meirei!
(C89) 9-byou goto ni Koukakuritsu de Kanari no Aida, Lolicon ga Hasshou suru | Every 9 seconds, there is a high chance to contract lolicon for a period of time (THE CINDERELLA GIRLS)