Statistics Bureau Home PageJAPAN STATISTICAL YEARBOOK 2025

data japan 2024Key information about Japan population. The Japan population reached 123.7 million people in Dec 2025, compared with the previously reported fure of 124.3 million people in Dec 2025;A report by the OECD on Japan's economic outlook, policies and challenges in 2025. It covers topics such as inflation, monetary policy, fiscal sustainability, demographic headwinds and productivity growth.