Tetsujiro Nakagaki

C-TOP Mobile is a holding company that develops Internet contents. It designs and develops software applications for mobile devices. The company is headquartered in Tokyo, Japan.

Innova, Inc. is a holding company that develops online marketing solutions. It operates as a technology consultancy, focusing on internet-related technology industry. The firm provides content marketing strategy, planning, research, and production; and business development to local and foreign companies. The company was founded by Sunao Munakata on June 28, 2011 and is headquartered in Tokyo, Japan.

trippiece KK provides travel blog services. It operates as a social trip service company and shares information about travelers looking for companions. The firm features tour destinations and offers travel plans for its users. The company was founded by Nobuyuki Ishida on March 31, 2011 and is headquartered in Tokyo, Japan.

DNX Ventures LLC (DNX Ventures) is a venture capital firm founded in 2011. The firm is headquartered in Tokyo, Japan with an office in San Mateo, California.

UNCOVER TRUTH Inc., designs websites and mobile applications. It offers mobile marketing, user experience consulting, and mobile development services. The firm offers USERDIVE, an analytical tools that helps to improve users application. The company was founded by Keizo Ishikawa on April 24, 2013 and is headquartered in Tokyo, Japan.