Japan's population is estimated by the United Nations to be 124.4 million in 2023.
Japan last conducted a national census in 2020 and 100% of births in Japan are recorded. Read more from the World Economics Population Data Quality Ratings and see how Japan compares to other countries around the world and in the Asia-Pacific region.
Japan's data is highlighted in the table below, use the filter and sort order options to allow easy comparison with other countries.
Data source: United Nations, Washington D.C., Eurostat, Luxembourg and World Economics Research, London