Internationally, hentai is a catch-all term to describe a genre of anime and manga pornography. They may be noted for using risqué themes, graphic violence, sexuality or black comedy in a manner that is unsuitable for younger audiences. They may regard it as an enhancing element of their sex lives or as their primary 3d hentai form of sexual activity. The preference could be barefoot, videos porno gay high-heels, flip flops, and so on, depending on the fetishist. Hentai narrow Japanese momporn usage and broad international usage are often incompatible. The term has origins in the Greek language . These styles are much closer to the style of bondage scenes in mainstream television. The genre presents itself as real couples having real sex. Top and dominant are widely recognized for those partner in the relationship or activity who are, respectively, the physically active or controlling participants. Pornographic films are produced and supplied on a variety of media, depending on demand and the technology available, including traditional film stock in various formats, video for home viewing, DVD, Internet download, cable TV and other media. Reality pornography is a genre of pornography where staged scenes, usually shot in cinéma vérité fashion, set up and precede sexual encounters. The activity is done by itself or as a part of or prelude to other activities which many times involve sex. Swinging can take place in various contexts, ranging from a spontaneous sexual activity at an informal social gathering of friends to a regular social gathering in a sex club or residence. The slave is usually strictly forbidden from placing their lips directly on the body of the dominant so the practice routinely involves them receiving much of the spray all over their face, hair and body, however, another way of doing this that applies mostly to male dominants, is to place the mouth on the head of the penis and drink the urine as it is released. The primary subjects of pornographic depictions are pornographic models, who pose for still photographs, and pornographic actors or porn stars, who perform in pornographic films.