data result japanSearch for ongoing and completed projects with our detailed search tool. Data is available from 2014 onwards. Search for projects. Frequently asked questions.The number of newborns in Japan fell below 700,000 in 2025 -- a first since records began in 1899. (Photo by Yuki Kohara) SAKI HAYASHI. June 4, 2025 14:00 JST. Updated on