data result japanThe 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 onSearch for ongoing and completed projects with our detailed search tool. Data is available from 2014 onwards. Search for projects. Frequently asked questions.