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Viet Nam vs Japan: population pyramids in 1984

1984Swap

Viet NamJapan

2%1.5%1%0.5%0%0.5%1%1.5%2%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.

Viet Nam and Japan compared

In 1984, Viet Nam has a population of 57 million and Japan 120.2 million; Japan is about 2.1 times the size of Viet Nam.

The share aged 65 and over is 5.3% in Viet Nam and 9.9% in Japan, 4.5 points higher in Japan. The median age is 19.8 years in Viet Nam and 34.7 years in Japan.

The total fertility rate is 4.41 in Viet Nam and 1.78 in Japan, so only Japan is below the replacement level of about 2.1. Life expectancy at birth is 66.9 years in Viet Nam and 77.5 years in Japan.

By 2050, the population of Viet Nam is projected to grow by 92.9% and that of Japan to shrink by 12.6% compared with 1984.

GDP per person is $5,066 in Viet Nam (2025) and $36K in Japan (2025).

Key figures (1984)

Viet NamJapan
Population57 million120.2 million
Aged 0–1440.2%22.4%
Aged 15–6454.5%67.7%
Aged 65+5.3%9.9%
Median age19.8 yrs34.7 yrs
Old-age dependency9.814.6
Total fertility rate4.411.78
Life expectancy66.9 yrs77.5 yrs
Population growth+2.39%+0.35%
Net migration (per year)-97,339-273,686
GDP$515B (2025)$4.44T (2025)
GDP per person$5,066 (2025)$36K (2025)
Unemployment1.5% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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