Population Pyramids of the World from 1950 to 2100

Japan Population Pyramid 2020

Japan
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2020
Population: 126,304,543

Year

-5 -1   2020  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Japan in 2020

The population of Japan in 2020 was 126,304,543. That is 1.5% less than in 2010, when the population stood at 128,185,275.

With a median age of 48.7 years, Japan had a youth dependency ratio of 20.8 and an old-age dependency ratio of 49.1 per 100 people of working age. The pyramid is constrictive: cohorts of children are smaller than those of their parents, reflecting low fertility and an ageing population.

Ranks #11 of 201 by population Ranks #2 of 201 by median age Ranks #178 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Japan
Population
126,304,543
Median age
48.7
0-14 %
12.2%
65+ %
28.9%
Child dependency
20.8
Old-age dependency
49.1
Region
ASIA
Pyramid shape
Constrictive
Population 2050
105,123,168
Population 2100
76,845,989
What is driving the change
Births per woman
Total fertility rate, 1960–2023
123
1960Replacement level (2.1)2023 · 1.2

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
Years, 1960–2023
Total Women Men
60708090
19602023 · 84.0

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.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
20406080
19502100
Migration to and from Japan
Where immigrants come from (2024)

3,409,328 immigrants live in Japan, 2.8% of the population.

China809,893
Viet Nam589,874
Republic of Korea393,944
Philippines319,772
Brazil207,220
Where emigrants live (2024)

1,007,411 people born in Japan live in other countries.

United States of America547,444
Thailand104,515
Australia53,094
Brazil52,758
China40,436
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Japan compares with its neighbours
Country Population Median age Relative size
Japan 126,304,543 48.7
Republic of Korea 51,858,482 43.8
Dem. People's Republic of Korea 26,136,312 36.4
Taiwan 23,663,459 42.8
China, Hong Kong SAR 7,490,236 45.4
Frequently asked questions about Japan's population
What was the population of Japan in 2020?
In 2020, Japan's population was 126,304,543.
Is the population of Japan increasing or decreasing?
Japan's population declined 1.5% over the previous ten years, and is projected to reach 105,123,168 by 2050.
What is the median age in Japan?
The median age in Japan is 48.7 years — half the population is younger, half older.
How many children and older people live in Japan?
In Japan, 12.2% of people are under 15 and 28.9% are 65 or older.
What shape is Japan's population pyramid, and what does it mean?
Japan has a constrictive pyramid: cohorts of children are smaller than those of their parents, reflecting low fertility and an ageing population.

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