Kobayashi Yoko Co. Ltd. is a holding company that engages in the operation and management of its group companies. It operates through the following segments: Investment and Financial Services, Lifestyle and Environment, Sports Facilities Provision, Real Estate, and Internet Advertising. The Investment and Financial Services segment includes trading of commodity futures, securities, and foreign exchange margin. The Lifestyle and Environment segment covers life and damage insurance services, video content download business, and light-emitting diode lighting projects. The Sports Facilities Provision segment operates golf courses. The Real Estate segment covers real estate leasing and residential building construction. The Internet Advertising segment provides internet advertising services. The company was founded on May 5, 1913 and is headquartered in Tokyo, Japan.