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

Japan vs Viet Nam: population pyramids in 2032

2032Swap

JapanViet Nam

1%0.75%0.5%0.25%0%0.25%0.5%0.75%1%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 Viet Nam compared

In 2032, Japan has a population of 118.3 million and Viet Nam 105 million; Japan is about 1.1 times the size of Viet Nam.

The share aged 65 and over is 31.2% in Japan and 12.4% in Viet Nam, 18.8 points higher in Japan. The median age is 52.8 years in Japan and 37.3 years in Viet Nam.

The total fertility rate is 1.27 in Japan and 1.80 in Viet Nam, both below the replacement level of about 2.1. Life expectancy at birth is 86.0 years in Japan and 76.0 years in Viet Nam.

By 2050, the population of Japan is projected to shrink by 11.2% and that of Viet Nam to grow by 4.8% compared with 2032.

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

Figures from 2024 are UN medium-variant projections.

Key figures (2032)

JapanViet Nam
Population118.3 million105 million
Aged 0–1410.2%19.3%
Aged 15–6458.5%68.3%
Aged 65+31.2%12.4%
Median age52.8 yrs37.3 yrs
Old-age dependency53.418.2
Total fertility rate1.271.80
Life expectancy86.0 yrs76.0 yrs
Population growth-0.63%+0.44%
Net migration (per year)+123,178-30,614
GDP$4.44T (2025)$515B (2025)
GDP per person$36K (2025)$5,066 (2025)
Unemployment2.5% (2025)1.5% (2025)

Economic figures are the latest year published for each country.

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