Here's another strange study about Japan:
According to the Japan Times, a new survey of Japanese people ages 18 to 34 found that 70 percent of unmarried men and 60 percent of unmarried women are not in a relationship. It gets worse: Around 42 percent of men and 44.2 percent of women admitted that they were virgins.
The article goes on to explain that it is because the gaps between their ideals and the reality that the Japanese put off marrying. But it doesn't explain why they stay virgins...