ITmedia, Inc. engages in the media business through paid advertising, electronic commerce, and digital contents publication of customer products and services in the Internet. It operates through the LeadGen and Media Advertising segments. The LeadGen segment offers products and solutions for information technology and business, and industrial technology. The Media Advertising segment covers advertising in IT media contents feed and portals. The company was founded by Toshiki Otsuki on December 28, 1999 and is headquartered in Tokyo, Japan.