What is the difference in population between Democratic Republic of Congo and Japan?

14.70 million, with Japan ahead.

How many years of comparable data are there for Democratic Republic of Congo and Japan?

65 years are reported by both, from 1960 to 2024.

Where does this data come from?

International Monetary Fund, published as Population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Democratic Republic of Congo vs Japan: Population (International Monetary)

Democratic Republic of Congo

109.28 million

in 2024

Japan

123.97 million

in 2024

Democratic Republic of Congo rank

15th

Japan rank

12th

Population (International Monetary) over time

Democratic Republic of Congo
Japan

How they compare

Japan currently reports 123.97 million against 109.28 million in Democratic Republic of Congo, a difference of 14.70 million.

That makes Japan's figure about 1.1 times Democratic Republic of Congo's.

Across all 65 years both countries report, Japan has been ahead every year.

Democratic Republic of Congo ranks 15th and Japan ranks 12th of 186 countries.

Japan has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Democratic Republic of Congo	Japan	Difference	Ahead
1960s	17.29 million	97.49 million	80.20 million	Japan
1970s	22.81 million	110.42 million	87.61 million	Japan
1980s	30.87 million	120.24 million	89.36 million	Japan
1990s	42.91 million	125.22 million	82.31 million	Japan
2000s	58.14 million	127.67 million	69.52 million	Japan
2010s	80.19 million	127.29 million	47.10 million	Japan
2020s	102.52 million	125.11 million	22.59 million	Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, Democratic Republic of Congo or Japan?: Japan, at 123.97 million against 109.28 million in Democratic Republic of Congo as of 2024.
What is the difference in population between Democratic Republic of Congo and Japan?: 14.70 million, with Japan ahead.
How many years of comparable data are there for Democratic Republic of Congo and Japan?: 65 years are reported by both, from 1960 to 2024.
How do Democratic Republic of Congo and Japan rank globally for population?: Democratic Republic of Congo ranks 15th and Japan ranks 12th of 186 countries.
Where does this data come from?: International Monetary Fund, published as Population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Democratic Republic of Congo vs Japan: Population. Statizoid, drawing on International Monetary Fund. Retrieved 09 November 2026, from https://gender.statizoid.com/compare/population-5/congo-dem-rep/japan/

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About this data

Indicator: Population
Source: International Monetary Fund
Licence: IMF Terms and Conditions (attribution required)
Coverage: 186 places, 12,090 data points, 1960–2024
Last refreshed: 18 August 2026

Data on Gender-disaggregated on selected population characteristics.