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

Japan vs Republic of Korea: population pyramids in 2090

2090Swap

JapanRepublic of Korea

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 Republic of Korea compared

In 2090, Japan has a population of 80.1 million and the Republic of Korea 25.3 million; Japan is about 3.2 times the size of the Republic of Korea.

The share aged 65 and over is 37.1% in Japan and 46.4% in the Republic of Korea, 9.3 points higher in the Republic of Korea. The median age is 52.9 years in Japan and 61.6 years in the Republic of Korea.

The total fertility rate is 1.46 in Japan and 1.26 in the Republic of Korea, both below the replacement level of about 2.1. Life expectancy at birth is 93.2 years in Japan and 91.9 years in the Republic of Korea.

GDP per person is $36K in Japan (2025) and $36K in the Republic of Korea (2025).

Figures from 2024 are UN medium-variant projections.

Key figures (2090)

JapanRepublic of Korea
Population80.1 million25.3 million
Aged 0–1411.9%8.7%
Aged 15–6451.0%44.9%
Aged 65+37.1%46.4%
Median age52.9 yrs61.6 yrs
Old-age dependency72.7103.3
Total fertility rate1.461.26
Life expectancy93.2 yrs91.9 yrs
Population growth-0.47%-1.57%
Net migration (per year)+84,292-50
GDP$4.44T (2025)$1.87T (2025)
GDP per person$36K (2025)$36K (2025)
Unemployment2.5% (2025)2.7% (2025)

Economic figures are the latest year published for each country.

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