From the article:

“At 35, Shimiken is the king of Japanese porn, a $20 billion industry that produces more than double the number of adult films that America does. The only problem: He’s part of an endangered species—1 of only 70 (maybe just 30, by some estimates) male actors in a business that churns out thousands of videos a year—and while he keeps coming, the reinforcements don’t….

In 2013, The Guardian reported that a huge swath of Japan’s younger generation was suffering from “celibacy syndrome,” with 45 percent of women ages 16 to 24 and more than 25 percent of men ages 16 to 24 reporting no interest in sex whatsoever. This comes on the heels of other apocalyptic erotic forecasts: Japan has the second-lowest birthrate in the world, one in four marriages is reportedly sexless, and a new term has cast a long shadow in the cultural conversation: soshokukei dansei, or grass-eating men, which is used to describe a generation of young males who are unassertive with women and uninterested in the intricacies of courtship and intimacy. In a recent poll, 60.5 percent of men between 20 and 34 identified as grass-eaters, which helps explain why Japan ranks as the world’s second-largest porn market (behind only South Korea—the U.S. lags at a distant third). ”

Read more:

http://www.details.com/culture-trends/celebrities/201503TopStory_55AFF782-3A06-11E4-91FB-3388D4E33A40