Kareshi to no Sex ga Jouzu ni Dekinai Watashi ni, Yasashii Oji-san ga Gachi Iki Koubi o Oshiete Kureru. | I Couldn't Have Sex Properly With My Boyfriend, So A Kind Older Man Taught Me About Fucking And Cumming For Real
Oshiete! Tanetsuke Sensei ~Karada de Oshieru Aka-chan no Tsukurikata~ | Tell Me! Mating Teacher! ~Teaching Making Babies with Your Body~ (COMIC Grape Vol. 104)