Boot fetishism is a sexual fetish dedicated to boots. Amateur porn has been called one of the most profitable and long-lasting genres of pornography. For other diaper fetishists, simply wearing a diaper, the bulking feeling and crinkling sounds associated with it, is enough to cause the fetishist a form of erotic pleasure or sexual arousal. Hentai is the various forms of Japanese pornography, including H-manga, H-anime, and H-computer games. English adopts and uses hentai as a genre of pornography by the commercial sale and marketing of explicit works under this label. Shemale is a term primarily used in sex work to describe a trans woman with male genitalia combined with female secondary sex characteristics, usually including augmented female breasts, from breast augmentation and/or use of hormones. Arousal may be triggered by seeing the body movements or facial expressions of that person. Gonzo porn is influenced by amateur pornography, and it tends to use far fewer full-body/wide shots in favor of more close-ups . It is mutual consent that makes a clear legal and ethical distinction between BDSM and such crimes as sexual assault or domestic violence. BDSM is a variety of erotic practices involving dominance and submission, role-playing, restraint, and other interpersonal dynamics. Emetophilia gay cock pornography involving vomiting and gagging. When all regions of the face are included, facial cum shots comprise approximately 62% of scenes where external ejaculation occurs. The stimulation may involve hands, fingers, everyday objects, sex toys or combinations of these. Ethnic pornography is a genre of pornography that features performers of specific ethnic groups, or depictions of interracial sexual activity. The Japanese sex industry uses the term Paizuri . Simultaneous penetration of the mouth and either the vagina or anus. It spawned numerous sequels, milf fuck several of which won adult film awards. Sometimes special furniture is used, such as a queening stool or smotherbox. The term soft crush refers to the more common fetish surrounding videos involving inanimate objects or small invertebrates being crushed, while the term hard crush refers to such videos involving anime hentai larger animals with vertabrae, and arguably more pain-susceptible animals .