The total population in Japan was estimated at 123.2 million people in 2025, according to the latest census figures and projections from Trading Economics. Looking back, in the year of 1950, Japan had a population of 83.2 million people. source: Statistics Bureau of Japan
Population in Japan is expected to reach 122.60 Million by the end of 2026, according to Trading Economics global macro models and analysts expectations. In the long-term, the Japan Population is projected to trend around 122.00 Million in 2027 and 121.50 Million in 2028, according to our econometric models.