1-6. Boku to Succubus Mama-tachi to no Harem Life (僕とサキュバスママたちとのハーレム生活); COMIC MILF 2021-08 Chapter included in the digital version: 7. Boku to Succubus Mama-tachi to no Harem Life (僕とサキュバスママたちとのハーレム生活〈外伝〉); COMIC MILF 2021-12