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

Republic of Korea vs Japan: population pyramids in 1958

1958Swap

Republic of KoreaJapan

3%2%1%0%1%2%3%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.

Republic of Korea and Japan compared

In 1958, the Republic of Korea has a population of 24.1 million and Japan 94.5 million; Japan is about 3.9 times the size of the Republic of Korea.

The share aged 65 and over is 3.1% in the Republic of Korea and 5.4% in Japan, 2.4 points higher in Japan. The median age is 19.2 years in the Republic of Korea and 24.7 years in Japan.

The total fertility rate is 6.15 in the Republic of Korea and 2.10 in Japan, both above the replacement level of about 2.1. Life expectancy at birth is 51.8 years in the Republic of Korea and 67.0 years in Japan.

By 2050, the population of the Republic of Korea is projected to grow by 88.2% and that of Japan to grow by 11.2% compared with 1958.

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

Key figures (1958)

Republic of KoreaJapan
Population24.1 million94.5 million
Aged 0–1440.5%31.2%
Aged 15–6456.5%63.4%
Aged 65+3.1%5.4%
Median age19.2 yrs24.7 yrs
Old-age dependency5.48.6
Total fertility rate6.152.10
Life expectancy51.8 yrs67.0 yrs
Population growth+3.36%+0.82%
Net migration (per year)+117,675-229,568
GDP$1.87T (2025)$4.44T (2025)
GDP per person$36K (2025)$36K (2025)
Unemployment2.7% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

Compare other years