Japan Population Pyramid 1987
Japan in 1987
In 1987, Japan had a total population of 121,943,587 people. A decade earlier, in 1977, the population was 115,574,277; it has grown by 5.5% since.
With a median age of 36.3 years, Japan had a youth dependency ratio of 29.6 and an old-age dependency ratio of 15.9 per 100 people of working age. The pyramid is stationary: cohort sizes are roughly even through the younger ages, reflecting fertility close to replacement level and slow population change.
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 | 121,943,587 | 36.3 | |
| Republic of Korea | 42,322,092 | 25.3 | |
| Dem. People's Republic of Korea | 20,205,483 | 24.8 | |
| Taiwan | 20,015,819 | 25.7 | |
| China, Hong Kong SAR | 5,486,372 | 29.2 |





