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 & Dissertations.
It is available free of charge for anyone.
"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.
About CiNii Articles>>
"CiNii Dissertations" enables you to search information on dissertations written for doctoral degrees in Japan conferred by Japanese Universities and the National Institute for Academic Degrees and University Evaluation.
About CiNii Dissertations>>
Before using CiNii
Please read carefully the Academic Content Service Usage Regulations and CiNii Articles Service Usage Detailed Regulations before using CiNii. By using CiNii, you agree to both regulations.
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Full text documents are available for reading from CiNii Articles and CiNii Dissertations in PDF format. Please obtain the latest version of Adobe Reader (6.0 or later is recommended) in advance.
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.
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If you get error messages frequently, please refer to the following FAQ page.
→Frequently-Asked Questions "Questions about using content">>