次世代育成支援東京都行動計画(前期)_東京都行動計画に係る統計資料（PDF：54KB） 都道府県別合計特殊出生率、平均初婚年齢
Dataset description
Data description
API
Press "POST" to display the detailed specifications of the API. Next, you can try the API from the screen by pressing "Try it out" button. Then you can send the request by pressing "Execute" button.
Base URL
https://service.api.metro.tokyo.lg.jp