"As of 2010, Japan already had the lowest proportion of its population in the 0-14 years and working-age 15-64 years brackets of any developed economy, at 13.2 percent and 63.8 per cent respectively. By 2050, those age cohorts will have shrunk further, to 9.7 per cent and 51.5 per cent, according to Statistics Bureau estimates"
Source: Abe baulks at answering the immigration question
The Wall Street Journal,
Reprinted in The Australian
Friday 28th June, 2013, page 25