World Population PyramidsPopulation pyramids and indicators by country and year日本語

Japan vs Singapore: population pyramids in 1991

1991Swap

JapanSingapore

1.5%1%0.5%0%0.5%1%1.5%0102030405060708090100MaleFemale

Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.

Japan and Singapore compared

In 1991, Japan has a population of 123.6 million and Singapore 3.1 million; Japan is about 40 times the size of Singapore.

The share aged 65 and over is 12.4% in Japan and 5.6% in Singapore, 6.8 points higher in Japan. The median age is 38.1 years in Japan and 29.6 years in Singapore.

The total fertility rate is 1.50 in Japan and 1.49 in Singapore, both below the replacement level of about 2.1. Life expectancy at birth is 79.3 years in Japan and 75.1 years in Singapore.

By 2050, the population of Japan is projected to shrink by 15.0% and that of Singapore to grow by 96.8% compared with 1991.

GDP per person is $36K in Japan (2025) and $99K in Singapore (2025).

Key figures (1991)

JapanSingapore
Population123.6 million3.1 million
Aged 0–1417.7%21.3%
Aged 15–6469.9%73.1%
Aged 65+12.4%5.6%
Median age38.1 yrs29.6 yrs
Old-age dependency17.77.7
Total fertility rate1.501.49
Life expectancy79.3 yrs75.1 yrs
Population growth+0.41%+2.92%
Net migration (per year)+161,331+57,821
GDP$4.44T (2025)$604B (2025)
GDP per person$36K (2025)$99K (2025)
Unemployment2.5% (2025)2.8% (2025)

Economic figures are the latest year published for each country.

Compare other years