Total current population for Japan in 2025 is 121,960,408, a 0.55% decline from 2024.
Total population for Japan in 2024 was 122,631,432, a 1.51% decline from 2023.
Total population for Japan in 2023 was 124,516,650, a 0.49% decline from 2022.
Total population for Japan in 2022 was 125,124,989, a 0.44% decline from 2021.
Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates. The full historical dataset is available for download here: Population of Japan | Historical Data | 1950 - 2025.