Official website of National Cybersecurity office, listed in the Government of Japan directory. It provides information about national cybersecurity policy and public cybersecurity information. 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
National cybersecurity policy and public cybersecurity information
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.