# Gen Miyazawa

> Gen Miyazawa is a startup investor at Yahoo! Japan (Tokyo). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Yahoo! Japan](https://shizune.co/investors/profile/yahoo-japan)
- Location: Tokyo, Japan
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/genmiyazawa
- X (Twitter): http://twitter.com/gen_global
- Website: https://x.com/gen_global
- Facebook: http://www.facebook.com/miyazawa

Gen Miyazawa is a young Japanese entrepreneur with deep roots in the mobile industry. Currently he is the COO/CFO of the Marketing Solution Company in Yahoo! JAPAN since July 2012. This company provides all of the Yahoo’s B2B services including advertising business and cloud business and has 1,100 employees, an annual net revenue of USD 25B.Gen is also an active and accredited seed-stage angel investor with representative investments in App Grooves (Palo Alto, U.S.A, part of 500 Startups), A2V Infosolutions (Delhi, India), Hapyrus (Palo Alto, U.S.A, part of 500 Startups) and Lindoc (Tokyo, Japan).After earning a degree in Biotechnology at the University of Tokyo, Gen founded Cirius Technologies in 2004 at the age of 22. In 2008, his mobile SEO service was acquired by Aun Consulting, a company listed in the Tokyo stock exchange. In 2010, his location-based mobile ad platform called “AdLocal” was acquired by Yahoo! Japan, the largest internet company in Japan.Gen served as the CEO of Cirius Technologiesʼs and a member of the companyʼs board of directors from May 2004 through the companyʼs acquisition by Yahoo! Japan in August 2010.

## About Yahoo! Japan

VC Fund · Tokyo, Japan

Yahoo! Japan is a technology company that operates an online ecosystem spanning search, e-commerce, communications, media, and digital services. Its platform offers web search, email, news, finance, weather, maps, and entertainment content, serving as a gateway for users accessing information and online tools. The company also manages marketplaces,payment services, and advertising solutions that support both consumers and businesses.

5 contacts available at Yahoo! Japan.

| Name | Title | Profile |
| --- | --- | --- |
| Hide Makoto | Executive Officer | https://shizune.co/investors/profile/hide-makoto |
| Koji Tsukamoto | EVP, Corporate Officer | https://shizune.co/investors/profile/tsukamoto-koji |
| Ryosuke Sakagami | Chief Financial Officer | https://shizune.co/investors/profile/ryosuke-sakaue |
| Takao Ozawa | COO, Director, Executive Vice President | https://shizune.co/investors/profile/takao-ozawa |
| Akiko Takeda | Senior Marketing Manager | https://shizune.co/investors/profile/akiko-takeda |

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