CyberAgent Group
With 14 million unique monthly users*, CyberAgent’s “Ameba” is leading the social media business in Japan. The company has strongly expanded its business in to wide range of internet services, currenty CyberAgent major business categories are Internet Media business, Internet Advertising Agency business and Financial service business. Group is operated by approximately 2,000 employees.
* Nielsen/Netrating Japan homepanel April 2009
Ameba
“Ameba”, named after our vision to be like ameba, an organism that grows, absorbs the difference, and flexibly changes its shape, with our never ending passion to the innovative world of the Internet. Ameba has surpassed 8B PVs a month, well-established as a new medium for purposes such as enabling more than 4,000 celebrity bloggers to disseminate information about themselves using blogs.
Internet Media Business
CyberAgent is also the parent company of one of the industry’s most successful families of digital media, from shopping to gaming to trading, each of our brands has its own unique culture and strong vertical positioning, and all of our established brands are industry leaders in Japan.
Internet Advertising Agency Business
The largest independent interactive ad agency in Japan*. Our team will provide full services for online advertisement, marketing, media buying and creative design. We improve customers return on investment with insight-driven strategies, leading technologies and precise optimization.
Financial Business
CyberAgent takes advantage of its track record and expertise in Internet
businesses to discover and invest in promising companies in the IT industry. Following mutual growth achieved by taking advantage of synergies between these companies and the CyberAgent Group.
Group Companies and businesses

- CyberAgent, Inc.
- http://www.cyberagent.co.jp/
- Markcity west 21F. 1-12-1 Dogenzaka, Shibuya-ku, Tokyo

- CyberBuzz, Inc. / Viral Marketing Agency
- http://www.cyberbuzz.co.jp/
- CyberAgent bldg. 6F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- CA Technology, Inc. / SEO Agency
- http://www.catech.co.jp/
- CyberAgent bldg. 3F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- MicroAd, Inc. / Blog Ad Network
- http://www.microad.co.jp/
- CyberAgent bldg. 2F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- CA MOBILE, LTD. / Mobile Media and Ad Representative Agency
- http://www.camobile.com/
- Shibuya Infos Tower 6F, 20-1 Sakuragaoka-cho,Shibuya-ku, Tokyo

- CyberX, Inc / Mobile Creative Agency
- http://www.cyberx.co.jp/
- CyberAgent bldg. 9F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- CA/H, Inc.
- http://www.cah.co.jp/
- CyberAgent bldg. 6F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- Fraudia Communications, Inc.
- http://www.fraudia.co.jp/
- Fuji bldg. 4F 1-18-3 Dogenzaka, Shibuya-ku, Tokyo

- Ameba / Social Media
- http://www.ameba.jp/
- CyberAgent bldg. 9F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- CyberAgent FX, Inc.
- http://www.gaikaex.net/
- CyberAgent bldg. 5F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- WeddingPark,LTD. / Wedding Portal
- http://www.weddingpark.net/
- Shibuya FirstPlace bldg. 8F 8-16 Shinsen-cho, Shibuya-ku, Tokyo

- International Sports Marketing Co., Ltd.
- http://www.ism.co.jp/
- CyberAgent bldg. 6F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- CA MOBILE, LTD. / Mobile Media Develop and Publishing
- http://www.camobile.com/
- Shibuya Infos Tower 6F, 20-1 Sakuragaoka-cho,Shibuya-ku, Tokyo

- Poupee Girl, Inc. / Fashion Social Network
- http://pupe.jp/
- CyberAgent bldg. 8F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo

- Crown Jewel, Inc / Fashion Web Auction
- http://www.crownjewel.co.jp/
- KS bldg. 10F 6-2-9 Minamiaoyama, Minato-ku, Tokyo

- EC Navi Company / E-Commerce Price Comparison
- http://ecnavi.jp/
- Shibuya FirstPlace bldg. 8F 8-16 Shinsen-cho, Shibuya-ku, Tokyo

- cybozu.net,Inc. / Bussiness Portal
- http://www.cybozu.net/
- Shibuya FirstPlace bldg. 8F 8-16 Shinsen-cho, Shibuya-ku, Tokyo

- netprice.com, ltd. / Mobile Shopping
- http://www.netprice.com/
- Ebisu Business Tower 17F 1-19-19 Ebisu,Shibuya-ku, Tokyo

- GCREST, Inc. / Online Game Develop and Publishing
- http://www.gcrest.com/
- Shibuya Nomura bldg. 2F Dogenzaka, Shibuya-ku, Tokyo

- CyberAgent Investment, LTD.
- http://www.cai.co.jp/
- CyberAgent bldg. 5F 1-14-6 Dogenzaka, Shibuya-ku, Tokyo