Click to open
Search area
KDDI HOME KDDI Ventures Program News & Event 5Rocks, Inc., a portfolio company of KDDI Open Innovation Fund, announced a merger transaction with Tapjoy, Inc.

5Rocks, Inc., a portfolio company of KDDI Open Innovation Fund, announced a merger transaction with Tapjoy, Inc.

August 6, 2014

On August 6, 2014, 5Rocks, Inc. (hereinafter referred to as 5Rocks: Headquarters: Seoul, Korea; CEO: Changsu Lee, CSO: Chester Roh), a portfolio company of KDDI Open Innovation Fund, announced that 5Rocks closed a merger transaction with Tapjoy, Inc. (hereinafter referred to as Tapjoy, Headquarters: San Francisco, USA; CEO: Steve Wadsworth).

KDDI Open Innovation Fund has provided 5Rocks with a wide variety of support, including assistance of 5Rocks advance into Japan, strategic capital tie-ups, and planning of global growth strategies that aim at future business expansion.

KDDI Open Innovation Fund, a corporate venture fund that was established by KDDI CORPORATION (Headquarters: Chiyoda-ku, Tokyo; President: Takashi Tanaka), is operated by Global Brain Corporation (Headquarters: Minato-ku, Tokyo; President and CEO: Yasuhiko Yurimoto), which has a proven track record as venture capital.

KDDI Open Innovation Fund continues its assistance by utilizing relations with major domestic and foreign companies so that Tapjoy and 5Rocks can progress further.

For details on this announcement, please click the link below.

Open link in a new windowhttps://www.5rocks.io/en/

Overview of KDDI Open Innovation Fund

Name KDDI Open Innovation Fund
Investment target IT start-up companies in Japan and overseas countries
Fund size 5 billion yen
Operator Global Brain Corporation

About Tapjoy

Date established September 2010
Representative Steve Wadsworth (CEO)
URL Open link in a new windowhttp://home.tapjoy.com/
  • A separate window opens
Offices New York, Los Angeles, Chicago, Santa Barbara, Atlanta Boston, Paris, Dusseldorf, London, Tokyo, Beijing, Shanghai, Seoul
Business Development and provision of affiliate marketing platforms for mobile apps

About 5Rocks

Date established September 2010
Representative Changsu Lee (CEO), Chester Roh (CSO)
Office Seoul, Korea
URL Open link in a new windowhttp://www.5rocks.io/
  • A separate window opens
Business Planning, development, and sales of analysis and management tools for native mobile games
Provision of consulting services to mobile game companies regarding optimum data design and analysis

Overview of Global Brain Corporation

Date established January 14, 1998
Address Nisshin Aoyama Bld. 9th Floor, 3-2-4 Kita Aoyama, Minato-ku, Tokyo, Japan, 107-0061
Representative Yasuhiko Yurimoto (President and CEO)
Business Venture Capital
URL 新規ウィンドウが開きますhttp://www.globalbrains.co.jp/
  • A separate window opens