Downer-kei Gamer Otouto ga Nii-san Sukisuki Imouto Succubus ni Naru made | From a Downer Gamer Little Brother♂ to a Little Sister♀ Succubus Who Loves Nii-san
(vol 3) Totsuon! ~Totsuzen Onnanonko Ni Natta No De, Ore No Oppai Monde Mimasen Ka? | Totsuon! Since I've Abruptly Turned Into a Girl, Won't You Fondle My Boobs?
Ecchi Shitara Irekawacchatta!? | We Switched Our Bodies After Having Sex!? Ch. 5 (COMIC Ananga Ranga Vol. 35)