The sexual act of sex with the breasts in which the female lays down on her back while the male, facing her feet, proceeds to fuck her tits, rubbing his bum hole in the female's face. For extra pleasure, the woman's nose can be used to stimulate the man's anus.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi