Company Info

Consolidated Subsidiaries

"URL" links to external websites.

(As of December 31, 2016)

ASKUL Corporation

Business:
Mail-order service of office-related products and other delivery services
Founded:
November 1963
ASKUL Business Division Launched:
March 1993
Headquarters:
Koto-ku, Tokyo
Capital Stock:
¥21,189 million
Yahoo! JAPAN's Ownership:
45.3% (Voting rights)
URL:
http://www.askul.co.jp/

Carview Corporation

Business:
E-commerce, online media, and other related businesses for automobiles and total driving experience
Founded:
September 1996
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.carview.co.jp/company/default.aspx

Commerce21 Corporation

Business:
Development and sales of software to build e-commerce websites
Services related to building of e-commerce website (consulting and in-house development of e-commerce websites for clients)
Operation and maintenance of data center
Founded:
December 1999
Headquarters:
Minato-ku, Tokyo
Capital Stock:
¥200 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.commerce21.co.jp/

Dynatech inc.

Business:
Development and sales of information system for hotels and Japanese-style inns, etc.
Founded:
August 1987
Headquarters:
Chuo-ku, Tokyo
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.dyn.co.jp/

eBOOK Initiative Japan Co., Ltd.

Business:
Content digitization and distribution service
Planning, development, and production of digital content
Publishing and editorial service for magazines and books
Founded:
May 2000
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥845 million
Yahoo! JAPAN's Ownership:
44.3%
URL:
https://corp.ebookjapan.jp/

FirstServer, Inc.

Business:
Rental server service, domain registration service, cloud service
Founded:
October 1996
Headquarters:
Osaka-shi, Osaka
Capital Stock:
¥363 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.firstserver.co.jp/

GYAO Corporation

Business:
Internet digital content distribution for video-streaming and electronic books, and entertainment information provision
Planning, production and sale of Internet advertising
Founded:
October 2008
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥888 million
Yahoo! JAPAN's Ownership:
66.7%
URL:
http://www.gyao.co.jp/

IDC Frontier Inc.

Business:
Cloud computing service, Data center business
Founded:
February 2009
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
https://www.idcf.jp/english/
(Note)
Last updates on Business, Headquarters: November 13, 2016

Ikyu Corporation

Business:
Operation of various Internet sites that provide reservation services for high-end hotels and restaurants, etc.
Founded:
July 1998
Headquarters:
Minato-ku, Tokyo
Capital Stock:
¥400 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.ikyu.co.jp/

Netrust, Ltd

Business:
Online settlement services
Founded:
September 2000
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥243 million
Yahoo! JAPAN's Ownership:
60.0%

Passrevo Corporation

Business:
Ticket sales service, etc.
Founded:
May 2016
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥490 million
Yahoo! JAPAN's Ownership:
51.0%

Synergy Marketing, Inc.

Business:
Cloud service, agent service
Founded:
June 2005
Headquarters:
Osaka-shi, Osaka
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.synergy-marketing.co.jp/

Techbase VietNam Company Limited

Business:
Development of Yahoo! JAPAN Services and software development of systems used in Yahoo! JAPAN
Founded:
May 2015
Headquarters:
Ho Chi Minh City, Vietnam
Capital Stock:
US$1.25 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.techbasevn.com/

TRILL, Inc.

Business:
Comprehensive Internet media business mainly targeting women
Founded:
August 2002
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥50 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://trill-corp.jp/

ValueCommerce Co., Ltd.

Business:
Advertising business (affiliate marketing, Storematch, ad network)
CRM business (marketing automation)
Founded:
March 1996
Headquarters:
Minato-ku, Tokyo
Capital Stock:
¥1,728 million
Yahoo! JAPAN's Ownership:
48.7%
URL:
http://www.valuecommerce.co.jp/

Wordleaf Corporation

Business:
Internet media business
Founded:
March 2013
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥25 million
Yahoo! JAPAN's Ownership:
100.0%

YJ Capital Inc.

Business:
Venture capital business
Founded:
August 2012
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥200 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://yj-capital.co.jp/

YJ Card Corporation

Business:
Credit card, card loan, credit guarantee business, etc.
Founded:
July 2014
Headquarters:
Fukuoka-shi, Fukuoka
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
65.0%
URL:
http://www.yjcard.co.jp/

YJFX, Inc.

Business:
Foreign exchange margin trading business
Founded:
September 2003
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥490 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://www.yjfx.jp/

Y's Insurance Inc.

Business:
Life/Non-life insurance agency business
Founded:
November 2003
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥30 million
Yahoo! JAPAN's Ownership:
60.0%
URL:
http://www.ys-insurance.co.jp/

Y's Sports Inc.

Business:
Collection of sports-related information and production of articles and content
Founded:
December 1996
Headquarters:
Chiyoda-ku, Tokyo
Capital Stock:
¥100 million
Yahoo! JAPAN's Ownership:
100.0%
URL:
http://sportsnavi.yahoo.co.jp/