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The population of Japan is estimated by the United Nations to be 0.0 million in 2021.
The population of Japan grew at N/A% in the last year and is ranked the 7th most populated country in Asia-Pacific, ahead of Philippines.
Population data for Japan has been rated as Grade A - As Good as it Gets. The primary reasons being that Japan last conducted a national census in 2020 and 100% of births in Japan are recorded.
Japan last conducted a national census in 2020 and 100% of births are recorded.
Japan's data quality ranks 8th out of 150 countries in the World Economics Global Population Data Quality Ratings. In the Asia-Pacific region, Japan ranks 3rd for the region.
It is important to have good quality population data as this impacts other key indicators such as GDP per capita. See the World Economics Wealth Indicators for re-estimated wealth levels for Japan.