For example, the Kama Sutra, in particular, goes into specific detail on how to properly strike a gay hentai partner during sex. Seconds after being deposited onto the face, the semen thickens, before liquefying 15–30 minutes later. The fetish centers around this fantasy portrayal. One or more of the participants may engage in autoerotic sexual activity, such as masturbation, possibly without physical contact with the other participants. These typically are leaked to the public via the Internet, with or without the celebrity consent. The 1979 U. Com, there are only 655 bisexual titles out of a catalogue of more than 90,000 films. Guro or Gore is a genre of Japanese pornography involving blood, gore, disfiguration, violence, mutilation, urine, enemas, or feces. Bukkake, Gokkun, Omorashi, and tentacle erotica are few uniquely Japanese genres known to western viewers. Such films continued to be produced but could only be distributed by underground channels. Practitioners have described going to public places such as a gay cock mall or a park. Spanking or whipping pornography involves spanking or whipping, generally of the buttocks, with the hand or with other objects such as belts, switches, paddles, brushes, or whips. The nipples are erogenous zones, and vigorous stimulation of them during masturbation usually causes the penis to become horny milfs erect more quickly than it would otherwise. Although macrophilia literally translates to simply a lover of large, in the context of a sexual fantasy it is used to mean someone who attracted to beings larger than themselves. Pegging is a recently invented word which features a woman penetrating a man with a strap-on dildo. Ethnic pornography is a genre of pornography that features performers of specific ethnic groups, or depictions of interracial sexual activity. Interest in BDSM can range from one-time experimentation to a lifestyle. Erotic spanking is the act of spanking another person for the sexual arousal or gratification of either or both parties.