(C91) [squeezecandyheaven (Ichihaya)] Imouto wa Sickness no Omake (C91) [squeezecandyheaven (いちはや)] 妹は虚弱体質のおまけ

(COMIC1☆14) [squeezecandyheaven (Ichihaya)] Imouto wa Genius + Omake | My Little Sister Is a Genius + Bonus Story [English] [S;M]

Imouto wa Sickness no Omake

(C91) [squeezecandyheaven (Ichihaya)] Imouto wa Sickness no Omake | My Little Sister is Sickly: Extra Story [English] [ATF]

(C91) [squeezecandyheaven (Ichihaya)] Imouto wa Sickness | My Little Sister is Sickly [English] [ATF]

(COMIC1☆14) [squeezecandyheaven (Ichihaya)] Imouto wa Genius + Omake | My Little Sister Is a Genius + Bonus Story [English] [sneikkimies]

(COMITIA123) [squeezecandyheaven (Ichihaya)] Imouto wa Chotto Atama ga Okashii + Omake | My Little Sister Is a Little Weird + Bonus Story [English] [ATF]

(SC2018 Autumn) [squeezecandyheaven (Ichihaya)] Imouto wa Tashizan ga Dekinai + Omake [Chinese] [花飴个人汉化]

(SC2018 Autumn) [squeezecandyheaven (Ichihaya)] Imouto wa Tashizan ga Dekinai + Omake | My Little Sister Can't Do Basic Addition + Bonus Story [English] [S;M]

(C91) [squeezecandyheaven (Ichihaya)] Imouto wa Sickness

(C91) [squeezecandyheaven (Ichihaya)] Imouto wa Sickness [Chinese] [三酸甘油酯]