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 Research" enables you to search not only information on academic articles but also a lot of information related to research activities such as research data and project information..
About CiNii Research>>
"CiNii Articles" was integrated into CiNii Research on April 18, 2022.
"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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Operating environments are as follows (as of September 2019):
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- Microsoft Edge
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Full text documents are available for reading from CiNii Research, 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">>