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

Japan vs Singapore: population pyramids in 1984

1984Swap

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 1984, Japan has a population of 120.2 million and Singapore 2.7 million; Japan is about 44 times the size of Singapore.

The share aged 65 and over is 9.9% in Japan and 4.9% in Singapore, 4.9 points higher in Japan. The median age is 34.7 years in Japan and 26.6 years in Singapore.

The total fertility rate is 1.78 in Japan and 1.54 in Singapore, both below the replacement level of about 2.1. Life expectancy at birth is 77.5 years in Japan and 72.6 years in Singapore.

By 2050, the population of Japan is projected to shrink by 12.6% and that of Singapore to grow by 124.7% compared with 1984.

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

Key figures (1984)

JapanSingapore
Population120.2 million2.7 million
Aged 0–1422.4%23.4%
Aged 15–6467.7%71.6%
Aged 65+9.9%4.9%
Median age34.7 yrs26.6 yrs
Old-age dependency14.66.9
Total fertility rate1.781.54
Life expectancy77.5 yrs72.6 yrs
Population growth+0.35%+1.00%
Net migration (per year)-273,686-4,396
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