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Service Stoppage

List of Service Stoppage


Temporary Unavailability of Some Online Services and Delays to Providing Materials

Some online services will be unavailable due to system maintenance during the following period. There will also be delays in providing some materials (new books and periodicals). We apologize for any inconvenience caused by this outage.

  • Period unavailable: Dec. 29 (Tue.), 2020 - Jan. 4 (Mon.), 2021 (Japan Time)
Unavailable Online Services
User Type Services Usage
For Users Remote Photoduplication NDL Online (*1)
Inter-Site Request
Reservation for Reading On-Site (Kansai-kan)
Article Research Service
Reference Service (overseas residents)
Online User Registration
For Libraries Interlibrary Loan Service NDL Online (*1)
Remote Photoduplication
Reference Service
Digitized Contents Transmission Service for Libraries NDL Digital Collections

Please update registered user information before this period
If your registered user information expires during the above period (*2), please update the information by December 28 (Mon.), 2020. It will be updated if you log in to NDL Online or enter the National Diet Library (Tokyo Main Library, Kansai-Kan, or the International Library of Children's Literature: Researchers' Reading Room). (*3)

Delays to providing materials
From Dec. 19 (Sat.), 2020, providing some materials (new books and periodicals) will be delayed due to system maintenance. Please confirm the material’s status, using NDL online.

(*1)
You will not be able to log in to NDL Online during the above period, and cannot utilize some services (adding to materials, adding to My List, and referring to your request history.).

(*2)
Registered user information will expire three years after "the date of user registration", "the date of last entry to the library", or "the date of last login to NDL Online." You can confirm the expiration date of registered user information on the NDL Online.

(*3)
To help prevent the spread of COVID-19, admission to the Tokyo Main Library will be limited to a maximum of 1000 visitors per day, and a reservation will be necessary to enter the library. However, patrons with a Registered User card will be allowed to enter the Tokyo Main Library without a reservation on weekdays from 4:00 p.m. to 7:00 p.m.

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Technical difficulties with the search engines on the websites of the National Diet Library and International Library of the Children's Literature

The search engines on the websites of the NDL and the ILCL have been experiencing technical difficulties since May 14, 2020 and are currently unavailable. We apologize for any inconvenience.

Search functionality for these sites is available at https://www.ndl.go.jp/en/result.html for the NDL website and at https://www.kodomo.go.jp/english/result.html for the ILCL website.

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Temporary Unavailability of NDL-Bib in March 2020

NDL-Bib will be unavailable due to system maintenance during the following period.

  • Period unavailable: Mar. 18 (Wed), 12: 00-19: 00 (Japan Time)

We apologize for any inconvenience caused by this outage.

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Technical troubles regarding the "Contact Us" page

Due to a malfunction in our system, some of the online inquiries sent via the Contact Us page have failed to be received. We apologize for any inconvenience caused by this trouble. Inquiries we were not able to receive fall under the following conditions:

  • Inquiries sent between 10:20 January 14 and 6:20 January 15 of 2020 (Japan Standard Time)
  • Inquiries which users selected the radio button labeled "Others" in the "Description of Your Inquiry" field

In case your inquiry fits the above two conditions, please resend it via the Contact Us page.

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Temporary Unavailability of Some Online Services in October 2019

Some online services will be unavailable due to power outage for scheduled inspection during the following period. The fax services, such as the advance reservation to use Rare Books and Old Materials, also will be unavailable.

We apologize for any inconvenience caused by this outage.

Unavailable online services and period. (* means Japanese page.)
Category Services unavailable Period unavailable (Japan Time) URL
Information Diet & other Parliaments Full-text Database System for the Minutes of the Diet* Oct. 12 (Sat) 18:00 –
Oct. 14 (Mon) 24:00
http://kokkai.ndl.go.jp/
Database System for the Minutes of the Imperial Diet* Oct. 12 (Sat) 18:00 –
Oct. 14 (Mon) 24:00
http://teikokugikai-i.ndl.go.jp/
Index Database to Japanese Laws, Regulations and Bills* Oct. 12 (Sat) 18:00 –
Oct. 14 (Mon) 24:00
http://hourei.ndl.go.jp/SearchSys/

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Temporary Unavailability of Some Online Services in December 2018

Some online services will be unavailable due to maintenance during the following period. Other services not listed below (National Diet Library Website etc.) are available.

We apologize for any inconvenience caused by this outage.

Unavailable online services and period. (* means Japanese only page.)
Services unavailable Period unavailable
(Japan Standard Time)
URL
Full-text Database System for the Minutes of the Diet* Tuesday, December 25 19:00 – Tuesday, December 25 20:00
Saturday, December 29 0:00 – Monday, December 31 24:00
http://kokkai.ndl.go.jp/
Database System for the Minutes of the Imperial Diet* http://teikokugikai-i.ndl.go.jp/
Index Database to Laws, Regulations and Bills* http://hourei.ndl.go.jp/SearchSys/

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The user service system has recovered. (Jan. 30 (Japan Time))

The user service system, which had been in trouble on the premises on Jan. 28, has recovered. (Jan. 30 (Japan Time))

Sorry for the inconvenience.

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The NDL Digital Collections has recovered (July 5(Japan Time)).

The NDL Digital Collections has recovered.

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The NDL Digital Collections has been in trouble (July 4 (Japan Time)).

The NDL Digital Collections has been in trouble. Sorry for the inconvenience.

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* Please see the Web Archiving Project(WARP) for news from before this time.