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

Japan vs China: population pyramids in 2043

2043Swap

JapanChina

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 China compared

In 2043, Japan has a population of 110 million and China 1.33 billion; China is about 12 times the size of Japan.

The share aged 65 and over is 36.1% in Japan and 27.6% in China, 8.5 points higher in Japan. The median age is 54.0 years in Japan and 50.7 years in China.

The total fertility rate is 1.32 in Japan and 1.15 in China, both below the replacement level of about 2.1. Life expectancy at birth is 87.5 years in Japan and 82.2 years in China.

By 2050, the population of Japan is projected to shrink by 4.5% and that of China to shrink by 4.5% compared with 2043.

GDP per person is $36K in Japan (2025) and $14K in China (2025).

Figures from 2024 are UN medium-variant projections.

Key figures (2043)

JapanChina
Population110 million1.33 billion
Aged 0–1410.7%9.5%
Aged 15–6453.2%62.9%
Aged 65+36.1%27.6%
Median age54.0 yrs50.7 yrs
Old-age dependency67.843.9
Total fertility rate1.321.15
Life expectancy87.5 yrs82.2 yrs
Population growth-0.65%-0.56%
Net migration (per year)+119,471-187,322
GDP$4.44T (2025)$19.5T (2025)
GDP per person$36K (2025)$14K (2025)
Unemployment2.5% (2025)4.6% (2025)

Economic figures are the latest year published for each country.

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