Diaper fetishism is totally independent from pedophilia as the wearer derives pleasure only from the diaper and/or use of it. Sigmund Freud considered milf xxx foot binding as a form of fetishism. Oral sex pornography frequently features a person performing fellatio, and less frequently cunnilingus. Lolita pornography features women who are 18 years old or slightly older, who pretend to be underage teen girls. Target audience are teenage / young adult women. The term pearl necklace is used by some because the drops of semen deposited by the man resemble a necklace of translucent white pearls. Pornography is often distinguished from erotica, which consists of the portrayal of sexuality with high-art aspirations, focusing also on feelings and emotions, while pornography involves the depiction of acts in a sensational manner, with the entire focus on the physical act, so as to arouse quick intense reactions. Many cultures describe hentai videos pain as an aphrodisiac. Pornography may fall into more than one genre. Types of anal sex can also be a part of lesbian sexual practices. Hardcore pornography is pornography that videos gays depicts penetration or extreme fetish acts, or both. Bondage pornography specializes in the depiction of sexual bondage or BDSM activities as photographs, stories, movies, or drawings. The use of the word creampie to describe such scenes originated in U. Rape pornography features performers simulating rape. In POV porn, the shooting style is generally similar to gonzo pornography, with the person receiving sexual gratification holding the camera him or herself—aiming it down at the actress or actor who is performing the sex act. Those with diaper-related paraphilias differ widely in their focus of attention. Foot fetishism has been defined as a pronounced sexual interest in the feet or footwear. Starting with erotic stories and woodblock prints from before the 20th century, Japanese pornography evolved into distinct subcategories with the media that in addition of pornographic videos and magazines featuring live actors, there is exist categories of pornographic manga , pornographic computer games , and pornographic anime .