data japan 2023Real interest rate (%) - Japan International Monetary Fund, International Financial Statistics and data files using World Bank data on the GDP deflator. License : CC BY-4.0In Japan, the current population is 124,370,947 as of 2025 with a projected decrease of 15% to 105,123,167 by 2050. −0.5% +0.041 percentage points change since 2022. Population by