[子豚の館 (らら8)] 義母の排卵日～豊満すぎるデカ乳母と、脆弱すぎた僕の理性～ , [Kobuta no Yakata (Rara8)] Gibo no Hairanbi ~Houman sugiru Deka Uba to, Zeijaku sugita Boku no Risei~