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 byJapan, Jordan, Kazakhstan, Kenya, Kiribati, Korea (Republic of), Kuwait The 2025 female HDI value for United States is 0.938 in contrast with 0.929