TOKYO -- Japan's fertility rate fell for the fourth straight year, highlighting the grave challenge facing one of the world's most rapidly aging societies.
Number of births falls below 900,000 2 years ahead of expectations

The number of births fell across all age groups, with the decline being the most significant among women in the 25-39 age bracket.
TOKYO -- Japan's fertility rate fell for the fourth straight year, highlighting the grave challenge facing one of the world's most rapidly aging societies.