Japan Population Pyramid 1979
Japan in 1979
The population of Japan in 1979 was 117,521,556. Over the previous ten years the population grew by 11.4%, up from 105,475,169 in 1969.
With a median age of 32.4 years, Japan had a youth dependency ratio of 35.1 and an old-age dependency ratio of 13.1 per 100 people of working age. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
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 | 117,521,556 | 32.4 | |
| Republic of Korea | 37,710,899 | 21.6 | |
| Dem. People's Republic of Korea | 17,983,471 | 22.2 | |
| Taiwan | 17,735,781 | 22.2 | |
| China, Hong Kong SAR | 4,857,671 | 25.0 |





