Cottage Amagami Collection

Ahegao (あへがお), also called O-Face and "Oro-Face", is a term of Japanese pornography describing a facial expression of fictional characters during sex often used in pornographic videogames (Erogē), manga and anime (Hentai).

Netorare (寝取られ, lit. "cuckold", also commonly abbreviated as NTR) is a notoriously controversial genre of Hentai (or, in rarer cases, Ecchi)