Pornography in Japan is large and intertwined business of adult entertainment with unique characteristics that readily distinguish it from western pornography. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. For much of the history of cinema and television, lesbianism was considered taboo, though since the 1960s it has increasingly become a genre in its own right. The inside of a smotherbox is often padded to provide support for their neck and prevent their head from moving. Sex parties may be organized to enable people to engage in casual sexual activity or for swinging couples or people interested in group sex to meet, but any gathering where sexual activity is anticipated can be called a sex party. There is, however, 3d hentai no third party camera work involved. Detective magazines, comic books and early fetish magazines In the early 20th century, Detective magazines covertly provided a way of publishing bondage imagery. Foot fetishism has been defined as a pronounced sexual interest in the feet or footwear. Other fetish Bareback pornography features performers who are not wearing condoms. Examples include the Girls Gone Wild and Girls Who Like Girls Series. Bukkake pornography involves a performer, usually female, onto young gay porn whom several men or women ejaculate, usually on the face. Particular areas and processes lesbian milfs of the body that change during pregnancy may also become the focus of psychological investment, but nudity or sexual activity is not always essential, and in some cases actual pregnancy is not necessary to invoke arousal. Sexual orientation Pornography features an increasing variety of combinations of actors by their sexual orientation such as lesbian, gay, bisexual, and transsexuals in addition to traditional heterosexual roles. These scenes may involve the female actor calling for the shot to be directed at some specific part of her body.