data japan 2023In 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 byArts and Cultural Exchange June 12, 2025 Japan Pavilion at the 60th International Art Exhibition, La Biennale di Venezia in 2025. Dates: Saturday, April 20 – Sunday, November