Site Policy

Patrons who visit National Diet Library (NDL) websites provided under the domains ndl.go.jp and kodomo.go.jp are asked to be aware of the following website policy.
In addition, there are some NDL websites that have their own policies, which take precedence over these general policies.

Links

Patrons are free to link to NDL websites from their own sites.
Please use the following URLs when linking to NDL websites:

https://www.ndl.go.jp/
https://www.kodomo.go.jp/

When linking to a particular webpage within an NDL website, please clearly indicate that the page is part of an NDL website.
The following banners to various services may be used to link:

Copyright

All information on NDL websites is subject to copyright. Additionally, the NDL websites as a whole are protected as compilations under the Copyright Act of Japan and international treaties.
When utilizing content from an NDL website, please comply with the Terms of Use of Contents of the National Diet Library's Website. Please also refer to Utilizing Content from the National Diet Library Website when reprinting, transcribing, posting, broadcasting, exhibiting, or otherwise reproducing content.

Web Accessibility

The NDL strives to ensure and improve web accessibility so that everyone, irrespective of their physical or mental abilities or their environment, is able to access and use information and services without difficulty.
Please refer to Web Accessibility and The National Diet Library Accessibility Policy (Japanese) for details.

Disclaimer

The NDL exercises due diligence in preparing content for NDL websites but cannot accept any responsibility for the results of any actions taken using information or resources from NDL websites.
The NDL neither endorses nor merchandizes information or resources introduced on our websites. Moreover, the NDL cannot bear any responsibility for the accuracy, legality, or safety of external websites and their content.
Please note that the content of NDL websites as well as the URLs to such content may be changed or deleted without prior notice. Also, NDL websites could be unavailable at any time due to system maintenance or other necessity.

Handling of Personal Information

Please refer to the NDL Privacy Policy.

Social Media Moderation Policy

Please refer to the Social Media Moderation Policy of the National Diet Library.