Some do not use the diapers at all, for arousal, or bladder and bowel movements. Bukkake, Gokkun, Omorashi, and tentacle erotica are few uniquely Japanese genres known to western viewers. Comic books often featured characters being tied up and tying others up, particularly in damsel in distress plots. Body parts including fingers, tongue and penis may be used for anonymous oral, vaginal and/or anal intercourse. A female dominant in a master/slave relationship is often termed a Mistress, not to be confused with the colloquial usage of mistress as a kept sexual partner gay twink porn without a similarly formalized power relationship. Pregnancy fetishism is a context where pregnancy is seen by individuals or cultures as an erotic phenomenon. Female ejaculation is the expulsion of fluid by the paraurethral ducts through and around the human female urethra during or before an orgasm. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex. Adult animation is genre of animation geared towards adults and sometimes teens. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. Reflective of its views on sexuality and culture, Japanese pornography delves into a wide spectrum of heterosexual, homosexual, and transgender sexual acts in addition to unique fetishes and philias. Pornography may be presented in a variety of media, including books, magazines, postcards, photographs, sculpture, drawing, painting, animation, sound recording, film, video, and video games. Ass to mouth pornography shows the transfer hentai porn of a performer penis from a second performer anus to that same second performer mouth in a single shot. The term Asiaphile is sometimes used to describe the same phenomenon as is yellow fever . Usually that person prefers to stage the wetting so that nude milfs his/her legs become soaked with urine. A celebrity may allow such a recording to surface willingly, as part of a publicity stunt.