View source for CiNii

{{ infobox
| title       = CiNii
| image       = [[File:CiNii logo.svg|200px]]
| caption     = 
| producer    = [[National Institute of Informatics]]
| country     = Japan
| history     = 2005–present
| languages   = [[Japanese language|Japanese]], [[English language|English]]
| providers   = 
| cost        = Free; Subscription for full-text
| disciplines = Multidisciplinary
| depth       = Index, abstract & full-text
| formats     = Journal articles and books
| temporal    = 1906–present
| geospatial  = Japan
| number      = 15 million
| updates     = 
| p_title     = 
| p_dates     = 
| ISSN        = 
| web         = http://ci.nii.ac.jp/
| titles      =  
}}

'''CiNii''' ({{IPAc-en|'|s|aɪ|n|iː}})<ref name=about/> is a [[bibliographic database]] service for things in Japanese academic libraries. The database started in April 2005 and is maintained by the [[National Institute of Informatics]].<ref name=CA/> The service searches from the NII databases [NII Electronic Library Service (NII-ELS) and Citation Database for Japanese Publications (CJP)], and the databases from the [[National Diet Library]] of Japan, [[institutional repositories]], and other organizations.<ref name=databases/>

The database has more than 15 million articles from more than 3,600 publications.<ref name=journallist/> 
==Database identifiers==

The database gives a unique identifier, ''NII Article ID'' (NAID), to each of the journal articles in its list.<ref name=INFOSTA/> A different identifier, ''NII Citation ID'' (NCID or 書誌ID) or ''NACSIS-CAT Record ID'', is used for books.

== References ==
<references>
<ref name=about>{{cite web | url= http://ci.nii.ac.jp/info/en/cinii_outline.html | access-date=2014-02-23 | work = CiNii | title = About CiNii}}</ref>
<ref name=CA>{{cite journal | url =http://current.ndl.go.jp/ca1691 | author = 大向一輝 (Ohmukai, Ikki) | journal = Current Awareness | title = 学術情報プラットフォームとしてのCiNii | date= 2009 | issue=301 |at=CA1691 }}</ref>
<ref name=journallist>{{cite web | url =http://ci.nii.ac.jp/info/en/cinii_journal_list.html | access-date=2014-02-23 | work=CiNii | title=<code>titlelist_els.tsv</code> | date = 2014-02-15 }}</ref>
<ref name=databases>{{cite web | url = http://ci.nii.ac.jp/info/en/cinii_db.html | title =Databases Incorporated | work = CiNii | access-date=2014-02-23}}</ref>
<ref name=INFOSTA>{{cite journal | url =http://ci.nii.ac.jp/naid/110009544496 | title=System design and data modeling of CiNii articles | author = 大向一輝 (Ohmukai, Ikki) |journal = The Journal of Information Science and Technology Association |volume = 62 | issue = 11| pages=473–477| date= 2012}}</ref>

</references>

== Other websites ==
{{Wikidata property|P271|P1739|P2409|P4787}}
*[http://ci.nii.ac.jp CiNii]
*[http://ci.nii.ac.jp/en CiNii in English]

{{Authority control}}

[[Category:Databases]]
[[Category:Libraries in Japan]]