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

Japan vs Thailand: population pyramids in 2012

2012Swap

JapanThailand

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 Thailand compared

In 2012, Japan has a population of 128 million and Thailand 69.2 million; Japan is about 1.8 times the size of Thailand.

The share aged 65 and over is 24.0% in Japan and 9.0% in Thailand, 15.0 points higher in Japan. The median age is 45.7 years in Japan and 35.2 years in Thailand.

The total fertility rate is 1.38 in Japan and 1.56 in Thailand, both below the replacement level of about 2.1. Life expectancy at birth is 83.2 years in Japan and 75.6 years in Thailand.

By 2050, the population of Japan is projected to shrink by 17.9% and that of Thailand to shrink by 3.9% compared with 2012.

GDP per person is $36K in Japan (2025) and $8,057 in Thailand (2025).

Key figures (2012)

JapanThailand
Population128 million69.2 million
Aged 0–1413.3%19.5%
Aged 15–6462.7%71.6%
Aged 65+24.0%9.0%
Median age45.7 yrs35.2 yrs
Old-age dependency38.312.6
Total fertility rate1.381.56
Life expectancy83.2 yrs75.6 yrs
Population growth-0.15%+0.61%
Net migration (per year)+67,904+74,033
GDP$4.44T (2025)$577B (2025)
GDP per person$36K (2025)$8,057 (2025)
Unemployment2.5% (2025)0.8% (2025)

Economic figures are the latest year published for each country.

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