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

Viet Nam vs Japan: population pyramids in 2023

2023Swap

Viet NamJapan

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.

Viet Nam and Japan compared

In 2023, Viet Nam has a population of 100 million and Japan 124.6 million; Japan is about 1.2 times the size of Viet Nam.

The share aged 65 and over is 8.4% in Viet Nam and 29.4% in Japan, 21.0 points higher in Japan. The median age is 33.2 years in Viet Nam and 49.7 years in Japan.

The total fertility rate is 1.91 in Viet Nam and 1.21 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 74.6 years in Viet Nam and 84.7 years in Japan.

By 2050, the population of Viet Nam is projected to grow by 10.0% and that of Japan to shrink by 15.7% compared with 2023.

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

Key figures (2023)

Viet NamJapan
Population100 million124.6 million
Aged 0–1423.8%11.8%
Aged 15–6467.8%58.8%
Aged 65+8.4%29.4%
Median age33.2 yrs49.7 yrs
Old-age dependency12.449.9
Total fertility rate1.911.21
Life expectancy74.6 yrs84.7 yrs
Population growth+0.64%-0.48%
Net migration (per year)-81,789+175,003
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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