New Stage of the Digital Library

of the National Diet Library of Japan:

Digitization of Japanese Books

and Digital Archive PortalByKazuharu HondaAssistant Director

Book Service DivisionPublic Services Department

National Diet Library of Japan

April 7, 2006NCC Annual Open Meeting

Digital Library from the Meiji Era (1868-1912) System Development (2000-)

Opened to the public in October 2002 Renewed in April 2006

Copyright clearance (2000-2006) Research of the expiration date of the copyright Receive permission from the copyright holders Obtain compulsory copyright release from the

Commissioner for Cultural Affairs 　　 Digitization (2001-2006)

TIFF images are created from 16mm microfilms

Number of volumes opened to the public (2002-2006)

0

20000

40000

60000

80000

100000

120000

140000

2002 2003 2004 2005 2006

volumes

33,000

50,00055,000

60,000

127,000

Expansion of the Digital Library from the Meiji Era

89,000 titles 127,000 volumes 12,910,000 images

(as of April 2006)

Renewed Top page

Renewed System (April 2006 -)

Provided in both JPEG and JPEG2000 format Enable print and download in PDF format Introduction of OAI-PMH to distribute metadata

Next Step Add books published in the Taisho Era (1912-1926) 　

Five year plan from FY2005 Total 90,000 volumes Apply gray scale to digitize images

Binary format image Gray scale

For more information

Please see or contact: URL: http://kindai.ndl.go.jp/ E-mail: An e-mail form is available on the

website of the Library.

What is the NDL Digital Archive Portal? Comprehensive digital archive portal for

navigating to Japanese digital resources To the digital resources of the NDL To the digital resources outside the NDL, in

coordination with other institutions owning a variety of digital content

Goals of the NDL Digital Archive Portal Navigate users accurately to the information

they need, at one stop Satisfy a wide variety of user needs

Specific services to cover a variety of subjects, types of information, user groups

Cooperation with service providers and portal sites in specific fields of knowledge

Navigate users to the information resources including those published in paper form

Developing the Prototype System Prototype system of the NDL Digital Archive

Portal Since FY 2004 To examine the adequacy of the techniques

we adopted and the usefulness of the services

Opened to the public in July 2005 http://www.dap.ndl.go.jp/home/

Searchable Contents at the moment

⇒11 contents as of April 2006

Digital Library from the Meiji Era

Dnavi

Magazines & Newspapers of the Gordon W. Prange Collection

NDL holdings

Rare Books Image Database

Sample of Rare Books Image

Book Guide

Image

Bibliographic Data

Website Navigation

Digitized MaterialDigital Okayama Encyclopedia (Okayama Prefectural Library)

List of the Digital Archive Sites of

government agencies (Cabinet

Secretariat)

Aozora Bunko

(a private group)

Shinsho Map (Association Press (NPO))

Referral InformationCollaborative

Reference Database System

Overview of the Functions

Integrated Search Keyword Search

Search Support by thesauri Associative Search Classification Search (Nippon Decimal

Classification : NDC) New arrival Contents / Updated Contents Access Ranking Keyword Ranking

Keyword Search

search!

enter keyword

choose!

URL

click!

thumbnail

jump to the relevant page

2) Search results

1) Search page

3) Detailed information

4) Relevant page

click!

jump to the relevant page

Search Support by thesauri

hit!

enter keyword “ukiyoe”

Controlled vocabulary

Katakana, Romaji

synonym

hyponym

search!

select the checkbox and search again!

Search results

Search page

<Keyword Ranking>

Other Integrated Search Functions<Associative Search>

<Classification Search>

<Access Ranking>

For more information

Please see or contact: URL: http://www.dap.ndl.go.jp/home/ E-mail: An e-mail form is available on the

prototype system website.

Thank you very much

for your attention