Site Policy

• Matters to be noted when utilizing the websites of the National Diet Library.
  • Concerning Links
  • Copyright Policy
  • Utilizing the contents of the websites of the National Diet Library
  • Web Accessibility
  • Disclaimer
• Matters to be noted when utilizing the National Diet Library official website
• Social media moderation policy

Pay attention to the following when utilizing the websites of the National Diet Library (provided under the domains "ndl.go.jp" and "kodomo.go.jp" unless specifically noted)

• Basically, you can freely link the websites of the National Diet Library.
• When attempting to link a particular page, be sure to make it clear that the page in question is contained in the websites of the National Diet Library.
• You can access the site by using the banner shown below or the banner of each service in the websites of the National Diet Library.
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All individual information on the websites of the National Diet Library is subject to copyright. Moreover, the websites of the National Diet Library as a whole are subject to copyright protection as compilations, and are protected by the Japanese Copyright Act and international treaties.
Upon using the contents of these websites, please comply with the terms of use of the websites of the National Diet Library.

Terms of Use of the National Diet Library's website

Please refer to "Utilizing content from the National Diet Library website".

Please refer to "Web Accessibility".

The National Diet Library (NDL) prepares the content of the websites of the National Diet Library (provided under the domain "ndl.go.jp" and "kodomo.go.jp") with due care, but disclaims all responsibility for any acts done by using the information or resources on our websites.

The NDL does not endorse or merchandise the information or resources introduced on our websites. Furthermore, the NDL bears no responsibility for the accuracy, legality or safety of the external websites and their content.

Please note that the content and URLs of our websites may be changed without notice, and the NDL may take down the websites in case of system maintenance, etc.

Pay attention to the following when utilizing the National Diet Library (NDL) official website (the website provided under the following URL: https://www.ndl.go.jp/).

1. Browsers

The NDL website has been confirmed to function as intended with the following browsers as of November 2021 :
Microsoft Edge 95 / Mozilla Firefox 93 / Google Chrome 94 / Safari 604

2. JavaScript

Some of parts of the NDL website utilize JavaScript and might not function as intended on browsers that do not have JavaScript enabled.

3. PDF

Adobe Reader is recommended for viewing PDF files.

4. Cookies

Please refer to "Privacy Policy".

5. SSL/TLS

The NDL website utilize Transport Layer Security (TLS) 1.2 to enhance its security. Older browsers not compatible with TLS 1.2 will be unable to access these websites.

Please refer to "Social media moderation policy of the National Diet Library".