Dentsu, Inc. engages in the advertising communications business. It provides strategic planning, creative development, and media services for advertising, primarily in television (TV), newspapers, magazines, and radio. The company also offers marketing services that comprise sales promotion, market research, public relations, and event marketing; and e-solution services, including system integration services, e-business consulting and customer relationship management, and e-promotions using the Internet and mobile. It also involves in the content business that comprise the sale of sponsorships; broadcasting and other rights; and the production and marketing of media/content, such as sporting events, films, TV programs, animated content, music, and other forms of entertainment. The company serves approximately 6,000 customers in Japan and internationally. Dentsu was founded in 1901. It was formerly known as Dentsu Advertising, Ltd. and changed its name to Dentsu Incorporated in 1978. Further, the company changed its name to Dentsu, Inc. in 1987. Dentsu is headquartered in Tokyo, Japan with branch offices in Osaka and Nagoya City, Japan.