en.akihabaranews.com/64651/langues/en/make-your-own-japanese-av-studio-produces-your-very-own-porn-m
HVC - High Value Content
japantoday.com/category/entertainment/view/what-happens-to-japanese-porn-stars-after-they-retire
The Japanese AV (adult video) industry, whose revenue comprised more than 20% of worldwide sales according to a 2006 survey, continues to grow every year. And with that growth comes an increasing number of young women who aspire to work in the industry. But with so many girls taking a…
voices.yahoo.com/why-japan-has-so-much-porn-121336.html?cat=9
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en.wikipedia.org/wiki/List_of_pornographic_film_studios
The following is a list of pornographic film studios.
en.wikipedia.org/wiki/Pornography_in_Japan
Pornography in Japan is a large and intertwined business of adult entertainment with unique characteristics that readily distinguish it from Western pornography. Reflecting Japan's views on sexuality and culture, Japanese pornography delves into a wide spectrum of heterosexual, homosexual, and transgender sexual acts in addition to unique fetishes and paraphilias.