Japan Population, 1899 – 2025 | CEIC Data

data japan 2023Japan joined the OECD in 1964, becoming the Organisation’s 21st member country and its first from the Asia-Pacific region. it is one of 38 OECD Members. ... Key data and interactiveIn 2025, Japan had more than twice as many deaths as births, leading to a natural population dec (excluding mration) of over 800,000.