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  • User satisfaction survey of FY2022

    Your ideas and opinions are important to our library and will help us provide you the best library services possible. Please fill out this survey.

  • What is the Legal Deposit System?

    The legal deposit system mandates that copies of all new publications published in Japan must be sent to the National Diet Library.

  • Archiving websites for the future

    Information on the Internet is updated frequently, and websites come and go just as quickly. To counter the ephemeral nature of information on the Internet, the National Diet Library regularly collects and archives websites to preserve their content for the future.

  • Portraits of Modern Japanese Historical Figures

    The extensively redesigned "Portraits of Modern Japanese Historical Figures" is now available. An expanded catalogue of historical figures and mobile compatibility are now available.

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Current～Coming Events and Exhibitions

  • Closed

    July 28(Thu.),
    August 4(Thu.),, etc.

    Library tours for children and parents during the summer vacation * will be held at the ILCL

  • Upcoming

    August 2(Tue.)～August 28(Sun.),

    Books for healthy growth of children : Cultural Materials of Child Welfare Recommended in FY 2020 * will be held at the ILCL

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