Useful Links

This page is collection of links of free tools and sites useful for information retrieval. Please obey rules of each sites.
For fee-charging databases which Okayama University contracts, check E-journals/Books and Databases.

Search Engines/All FieldPhilosophy / ReligionHistory / GeographySocial Science
Natural Science/Medical ScienceTechnologyIndustryArt
Linguistics / LiteratureInformation about Research and ResearcherLearned SocietyOkayama Prefecture

Search Engines, All field

Search Engines Translate Service How to Search Information
  • Research Navi (National Diet Library)
    Experts of information retrieval in NDL provide useful site and know-how for research.
Search Books and articles
  • CiNii Articles (National Institute of Informatics)
    Database for learning articles such as articles in society publications and bulletins. You can read some articles for free. ※When you access from Okayama University, you can download some fee-charging articles. 
  • CiNii Books (National Institute of Informatics)
    You can search information of authors, and information of books held in university libraries in Japan.
  • CiNii Dissertations (National Institute of Informatics)
    You can search information of authors, and information of dissertations in Japan.
  • Webcat Plus (National Institute of Informatics)
    It sorts and provides several kinds of book information such as library catalogues, contents and covers of newly published books, stock catalogues of used books and e-journal databases.
  • NDL Search (National Diet Library)
    You can search all materials NDL has. You can search books in prefecture libraries and several kinds of digital materials, too. 
  • Google scholar
    You can search learning articles, books, summaries and columns.
  • Google books
    You can search information in text of books. Some are made public their part or all of the text.
  • The WWW Virtual Library
    List of links of research institutions and research materials sorted according to their fields.
Search libraries

Philosophy / Religion

    List of links of academic sites in the humanities. There are links on "Philosophy" and "Religion."

History / Geography

    List of links of academic sites in the humanities. There are links on "History."
  • National Museum of Japanese History (National Museum of Japanese History)
    There is a links to "Database Rekihaku" useful for study on Japanese history and culture.
  • National Archives of Japan digital Archive (National Archives of Japan)
    You can search catalogue of National Archive of Japan, and use / print out digital photos of official documents and important cultural assets.
  • Geological Literature Search
    You can search materials and maps colleted by Library of the Geological Survey of Japan, AIST.

Social Science

    List of links of academic sites in the humanities. There are links on "Politics," "Law & Cyberlaw," "E-conomics" and "Sociology."
  • Nichibunnken Databases (International Research Center for Japanese Studies)
    You can search database of materials in International Research Center for Japanese study and database made by it.
Statistic Law
  • Japanese Law Translation (Ministry of Justice)
    You can search and download translations of Japanese laws and ordinances.
Social Studies
  • DiaL Dia's Library on Social Gerontology
    Databases of literature on social gerontology. You can download article infromation and extracts.
  • 'The World and Japan' Database Project
    List of databases made by Institute for Advanced Studies on Asia, University of Tokyo.
    This page includes "Japanese Politics and International Relations" where you can see important documents and speeches on Japanese politics and international relations after WWII.
  • Japan foundation→Useful Data
    Databases made by International foundation. You can check state of Japanese language education and educational institutions in the world.
  • Ehon Database (Naruto University of Education Library)
    You can search picture books about children's mind. You can search from story, sex and age of main character, subject etc.

Natural Science/Medical Science

Medical Science Guideline for medical treatment
  • Minds
    Medical information network service provided by Japan council for Quality Health Care. Presenting for common user and medical workers.



  • AGRIS (Food and Agriculture Organization of the United Nations (FAO))
    International information system for the agricultural sciences and technology provided by FAO through cooperation of about 200 international institutions. Able to search information in agriculture from 1975.
  • Information & communications Statistics Database (Ministry of Internal Affairs and Communications)
    It provides several kinds of data such as data in communication and broadcasting, basic data, and statistics data.
    Database in agriculture made by United States Department of Agriculture National library.


  • Artcyclopedia
    You can search information in art. There are links to pictures of works. Possible to search from title and owning place.

Linguistics, Literature

Linguistics, Literature (Japan)
  • Nichibunken Databases (International Research Center for Japanese Studies)
    You can search the database of materials held in International Research Center for Japanese Studies and databases on Japanese culture.
    Site of links about linguistics, literature, art, psychology, history, religion, environment, economics, law etc.
  • National Institute of Japanese Literature Database (National Institute of Japanese Literature)
    You can search databases of National Institute of Japanese Literature.
  • Database of Research Thesis in Japanese Literature (National Institute of Japanese Literature)
    Database of articles on Japanese literature (covering Taisyo, Syowa, Heisei period).
Linguistics, Literature (the Orient)

Information about Research and Researcher

information of researchers
  • researchmap
    You can search information of universities and research institutions in Japan, and information of researchers and objects of research.
  • Academic Research Staff Okayama University
    You can search information of Okayama University research staff (professor, associate professor, instructor, assistant professor and assistant). The information includes "basic information" and "research action".
Research using grants-in-Aid for Scientific Research

Learned Society

Olayama Prefecture

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