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

Indonesia vs Japan: population pyramids in 1984

1984Swap

IndonesiaJapan

2%1.5%1%0.5%0%0.5%1%1.5%2%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.

Indonesia and Japan compared

In 1984, Indonesia has a population of 161.5 million and Japan 120.2 million; Indonesia is about 1.3 times the size of Japan.

The share aged 65 and over is 3.8% in Indonesia and 9.9% in Japan, 6.1 points higher in Japan. The median age is 20.0 years in Indonesia and 34.7 years in Japan.

The total fertility rate is 3.96 in Indonesia and 1.78 in Japan, so only Japan is below the replacement level of about 2.1. Life expectancy at birth is 60.9 years in Indonesia and 77.5 years in Japan.

By 2050, the population of Indonesia is projected to grow by 98.5% and that of Japan to shrink by 12.6% compared with 1984.

GDP per person is $5,060 in Indonesia (2025) and $36K in Japan (2025).

Key figures (1984)

IndonesiaJapan
Population161.5 million120.2 million
Aged 0–1439.2%22.4%
Aged 15–6457.1%67.7%
Aged 65+3.8%9.9%
Median age20.0 yrs34.7 yrs
Old-age dependency6.614.6
Total fertility rate3.961.78
Life expectancy60.9 yrs77.5 yrs
Population growth+2.20%+0.35%
Net migration (per year)+43,693-273,686
GDP$1.45T (2025)$4.44T (2025)
GDP per person$5,060 (2025)$36K (2025)
Unemployment3.2% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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