Official website of National Diet Library, listed in the Government of Japan directory. It provides information about library collections, research tools and access to national publications. Use the relevant service page for the responsible office, current documents and contact arrangements; a central-government information page may direct individual procedures to another agency or local authority.
How this website can help
Library collections, research tools and access to national publications
Before you visit or apply
- Check the website for opening hours, appointment rules and available languages.
- Confirm that the service covers your registered address or the place where you need help.
- Use the latest official forms and check the required documents before making a trip.