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

Brazil vs Japan: population pyramids in 2031

2031Swap

BrazilJapan

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.

Brazil and Japan compared

In 2031, Brazil has a population of 216.3 million and Japan 119.1 million; Brazil is about 1.8 times the size of Japan.

The share aged 65 and over is 13.9% in Brazil and 31.2% in Japan, 17.3 points higher in Japan. The median age is 38.1 years in Brazil and 52.6 years in Japan.

The total fertility rate is 1.57 in Brazil and 1.27 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 77.2 years in Brazil and 85.9 years in Japan.

By 2050, the population of Brazil is projected to grow by 0.6% and that of Japan to shrink by 11.8% compared with 2031.

GDP per person is $11K in Brazil (2025) and $36K in Japan (2025).

Figures from 2024 are UN medium-variant projections.

Key figures (2031)

BrazilJapan
Population216.3 million119.1 million
Aged 0–1417.8%10.3%
Aged 15–6468.3%58.5%
Aged 65+13.9%31.2%
Median age38.1 yrs52.6 yrs
Old-age dependency20.453.4
Total fertility rate1.571.27
Life expectancy77.2 yrs85.9 yrs
Population growth+0.23%-0.62%
Net migration (per year)-135,499+124,022
GDP$2.28T (2025)$4.44T (2025)
GDP per person$11K (2025)$36K (2025)
Unemployment6% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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