Guro or Gore is a genre of Japanese hentai porn pornography involving blood, gore, disfiguration, violence, mutilation, urine, enemas, or feces. Pornographic films are generally classified into sub-genres which describe the sexual fantasy which the film and actors attempt to create. In the context of consensual erotic activities, sadism and masochism are not strictly accurate terms; there is a significant difference from the medical or psychological usage of both terms. The stimulation may involve hands, fingers, everyday objects, sex toys or combinations of these. Group sex can occur between people of all sexual orientations and genders. Each participant mature milfs may engage in any type of sex acts with one or both of the others, such as vaginal, anal or oral sex or mutual masturbation. Sometimes special furniture is used, such as a queening stool or smotherbox. When all regions of the face are included, facial cum shots comprise approximately 62% of scenes where external ejaculation occurs. The term hentai is never used in this context young gay porn in Japanese. An orgy is a gathering where guests freely engage in open and unrestrained sexual activity or group sex; and a bunga bunga orgy is an orgy in which participants have sex underwater, such as in a swimming pool or a hot tub. They cited the Internet and text messaging as common ways of organising meetings. Incest pornography can feature actual relatives, but the main type of this pornography simply uses actors of similar looks to suggest family relationship. One-sided male nudity can also arise when a male disrobes as part of a male striptease. The person receiving anilingus is regarded as the passive partner in the act, and the person performing anilingus is the active partner. This style of filming is in contrast to having a separate, third-person camera crew filming all the action. Lesbianism has been a theme in erotic art since at least the time of ancient Rome, and many regard depictions of lesbianism to be erotic. Saliva pornography involves salivation and saliva.