Japan Population Pyramid 2010
Japan in 2010
The population of Japan in 2010 was 128,185,275. Over the previous ten years the population grew by 0.9%, up from 127,027,789 in 2000.
The median age was 45.2 years, and for every 100 people of working age (15–64) there were 21.0 children under 15 and 36.4 people aged 65 or over. This is a constrictive pyramid — its base is narrower than its middle, the signature of sustained low birth rates and population ageing.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Japan had on average 1.20 children, below the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 84.0 years in 2023: 87.1 for women and 81.1 for men.
Source: World Bank World Development Indicators, latest available year.
3,409,328 immigrants live in Japan, 2.8% of the population.
| China | 809,893 |
| Viet Nam | 589,874 |
| Republic of Korea | 393,944 |
| Philippines | 319,772 |
| Brazil | 207,220 |
1,007,411 people born in Japan live in other countries.
| United States of America | 547,444 |
| Thailand | 104,515 |
| Australia | 53,094 |
| Brazil | 52,758 |
| China | 40,436 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Japan | 128,185,275 | 45.2 | |
| Republic of Korea | 48,769,333 | 37.6 | |
| Dem. People's Republic of Korea | 24,987,259 | 34.0 | |
| Taiwan | 23,224,049 | 37.5 | |
| China, Hong Kong SAR | 7,101,617 | 40.9 |





