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Service Stoppage

List of Service Stoppage


Temporary Suspension of Some Online Services December 27, 2023, to January 4, 2024

NDL Online and NDL Search will be integrated and launched as a new NDL Search in January 2024. Due to the system switchover, a portion of the NDL's online services will be unavailable from 19:00, December 27 (Wed.), 2023 to January 4 (Thu.), 2024, as described in the tables below "Details of suspension of services for users (for individuals)" and "Details of suspension of services for institutional users".
The online services that will be suspended are limited to those requiring login. Search functions on NDL Online and the current NDL Search will be available during the suspension. However, information on holdings on the Bibliographic Record page of NDL Online cannot be viewed and "Failed to connect." will be displayed.
We apologize for any inconvenience.

Details of suspension of services for users (for individuals)
Services Period unavailable
(JST)
Details
Remote Photoduplication From 19:00, December 27 (Wed.), 2023 to January 4 (Thu.), 2024 Requesting via NDL Online
Interfacility requests for browsing
Reservation for browsing (Kansai-kan only)
Article Research Service
Reference Service (overseas residents)
Online User Registration Applying for new user registration or upgrading to official user registration via NDL Online
Revising user information ・Revising user information or password via NDL Online or NDL Search
・Automatic extension of expiry date of user information by logging in to NDL Online or NDL Search(*)
・Agreeing to the Terms of Service for the Digitized Contents Transmission Service for Individuals via NDL Online
・Using My List and Cart and checking the Request status and Request history on NDL Online
Data Transmission Service for Persons with Print Disabilities Downloading and streaming data via NDL Search
Digitized Contents Transmission Service for Individuals During January 4 (Thu.), 2024, for up to one hour. ・Logging into the National Diet Library Digital Collections
・Using materials that are categorized "Available with the Digitized Contents Transmission Service"

(*)If patrons wish to extend the expiry date of user information by visiting the Tokyo Main Library, Kansai-kan, or the International Library of Children's Literature, it is necessary to do so by December 27 (Wed.). Patrons can log in to the National Diet Library Digital Collections to extend the expiry date even after the NDL closes on December 27 (Wed.).


For information on things to keep in mind for NDL registered users with the system switchover, please see the following page.
 ・To all NDL registered users



Details of suspension of services for institutional users
Services Period unavailable
(JST)
Details
Interlibrary Loan Service From 19:00, December 27 (Wed.), 2023 to January 4 (Thu.), 2024 Requesting via NDL Online
Remote Photoduplication
Reference Service (*)
Data Transmission Service for Persons with Print Disabilities Downloading and streaming data via NDL Search
Revising user information ・Revise user information via NDL Online or NDL Search
・Using My List and Cart and checking the Request status and Request history on NDL Online(*)
NDL National Union Catalog Network (in Japanese) ・Requesting Interlibrary Loan Service via NDL Search
・Revising user information via NDL Search
Digitized Contents Transmission Service for Libraries During January 4 (Thu.), 2024, for up to one hour. ・Logging into the National Diet Library Digital Collections
・Using materials that are categorized as "Available with the Digitized Contents Transmission Service"

(*)Since the request status and request status history cannot be checked, reference responses cannot be viewed either.

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Temporary Suspension of Some Online Services on March 21

A portion of the NDL's online services will be unavailable from 6 a.m. to 12 noon JST on March 21, 2022, due to system maintenance. Also, during this time, users will not be able to view the information on holdings on the Bibliographic Record page of the NDL Online.
We apologize for any inconvenience.

  • Time of maintenance: Monday, March 21, 2022, from 6 a.m. to 12 noon JST
Unavailable Online Services
User Type Services Website
For Individual Users Remote Photoduplication NDL Online (*)
Inter-Site Request
Reservation for Reading On-Site (Kansai-kan)
Article Research Service
Reference Service (overseas residents)
Online User Registration
For Institutional Users Interlibrary Loan Service NDL Online (*)
Remote Photoduplication
Reference Service
Digitized Contents Transmission Service for Libraries NDL Digital Collections

(*)
During maintenance, users will not be unable either to log in to the NDL Online or to utilize services that require login, such as My List or Your Requests history.

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On-site services on February 8 (Tue.) at Tokyo Main Library, Kansai-kan, and the International Library of Children's Literature

The system failure that occurred on February 7 (Mon.) has been recovered.
Today (Tuesday, February 8), the Tokyo Main Library, Kansai-kan, and the International Library of Children's Literature are open as usual.
We apologize for any inconvenience caused to users due to the system failure yesterday.

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