60% of Japanese women in their 20s and 30's do not feel the need to have children after marriage according to survey

"A record high 42.8 percent of Japanese people do not feel the need to have children after marriage, with more than 60 percent of women in their 20s and 30s saying so, a government survey showed."

Source: Over 40% Of Japanese See No Need To Have Children: Survey

Nikkei, December 5th 2009

http://www.nni.nikkei.co.jp/e/fr/tnks/Nni20091205D05JF385.htm

Further reading:

Get up to speed with Asia quick and be part of the Asian Century

Study abroad Japan