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About us

Joker Race is a project of Joker Works LLC.

Google Earth can take you anywhere in past times, Joker Racer will bring you anywhere right at this very moment!


Yoski (Yosuke) Akamatsu

Yoski Akamatsu is CEO of sidefeed, Inc. since 2005, and CEO of JokerWorks LLC since 2009.


- toread - email based bookmark service

- Fresh Reader - Server install type Feed Reader

- web scouter - a tool to check the media power of the web site

- Blog: MyRSS Admin Blog (Japanese)
- Twitter: yoski
- Facebook: Yoski Akamatsu

Masanori Oomori

Masanori Oomori is a board member of sidefeed, Inc since 2006, and COO/CPO of JokerWorks LLC since 2009.

Blog: groundwalker (Japanese)

Twitter: groundwalker

Company Information

Company JokerWorks LLC
Founded 10/20/2009
Capital 6,000,000 Yen
Address Kyodo Bldg 7F, 3-3-9 Kandakajicho, Chiyoda-ku, Tokyo JAPAN 101-0045 (inside sidefeed, Inc.)
Contact Email: info@jokerworks.com, FAX: 03-6303-4451

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