公共データ利用規約（第1.0版）｜デジタル庁

This page presents the Public Data License (Version 1.0) by Japan's Digital Agency. It establishes unified usage rules for works copyrighted by public institutions, permitting broad secondary use. Content can be freely used including commercial purposes, provided sources are cited. If edited or modified, such changes must be documented. Users are responsible for obtaining permissions from third parties holding rights to content. For content obtained via API integration, the provider's terms must be followed. Numerical data and simple tables/graphs are copyright-free.