In Hong Kong in 2010, the 3D porn film 3D Sex and Zen: Extreme Ecstasy outsold Avatar. The picture was a box office success, grossing more than $1 million. 3D Sex and Zen is Hong Kong's highest-grossing 3D film.
3D Sex and Zen is a sexually explicit film with graphic intercourse and masturbation scenes. Christopher Sun directed the picture, which stars Japanese adult film actress Risa Kasumi. 3D Sex and Zen is Hong Kong's first 3D pornographic film.
The film received mixed reviews. Some reviews lauded the film's frank sexual material as well as its use of 3D technology. Others condemned the film for its explicit content and lack of a plot.
3D Sex and Zen was a box office triumph despite conflicting reviews. In Hong Kong, the picture grossed more than $1 million, making it the highest-grossing 3D film in Hong Kong history.