About CiNii

About CiNii

CiNii(Scholarly and Academic Information Navigator, pronounced like "sigh-knee") is a database service which can be searched with academic information of articles, Books & Journals.
It is available free of charge for anyone. In viewing paid content, special rates and other privileges are offered to institutional fixed-price users (registration by institution) or users with an ID (individual registration).

"CiNii Articles"enables you to search information on academic articles published in academic society journals, university research bulletins or articles included in the National Diet Library's Japanese Periodicals Index Database.
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"CiNii Books"enables you to search information of books and journals held by university libraries in Japan.
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Before using CiNii

Please read carefully the GeNii Service Usage Regulations and CiNii Service Usage Detailed Regulations before using CiNii. By using CiNii, you agree to both regulations.

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You can download PDF Brochures of CiNii.

CiNii_pamphlet CiNii_Brochures(2014/4)[PDF: 1 MB]

System Requirements

The following browsers are recommended.

  • Windows
    • Internet Explorer 7.0 or above
    • Firefox 3.0 or above
  • Mac OS
    • Safari 3.0 or above
  • Adobe Reader 6.0 or above is required for service applications and for accessing full text documents.
    If you get an error viewing a PDF, try uninstalling your Adobe Acrobat Reader and reinstalling the latest version.
    It has been reported that having copies of both old and new versions of Adobe Acrobat Reader on the same computer can causes an error, even if you have installed the latest version.
    Download Adobe Reader>>