Mitsumasa Matsuzaki

Backs Group, Inc. provides employment placement services. It also provides field marketing, commissioned public projects, and web systems development. The company was founded on April 14, 1989 and is headquartered in Tokyo, Japan.

Hakuhodo, Inc. engages in the management and operation of advertising agencies. It provides strategic planning, customer marketing, creatives, corporate communications, and research services. The company was founded by Hironao Seki on October 6, 1895 and is headquartered in Tokyo, Japan.

D. A. Consortium, Inc. engages in online media transaction related business. It purchases and sells advertising space; and provides diversified advertising service and content marketing. The company was founded on December 2, 1996 and is headquartered in Tokyo, Japan.

Hakuhodo DY Media Partners, Inc. engages in media and digital contents business. It designs media strategies through media planning, producing, buying, traffic, and knowledge services for advertisers, and media and content owners. The firm’s business activities include advertising, sales promotion, and public relations involving newspapers, magazines, television, the Internet, outdoor, and other media; design oversight and construction of outdoor advertising installations, exhibition spaces, interiors, and advertising and public relations structures; advertising research; publication and sale of books and periodicals; planning construction, and staging of events and performances; and planning, creation, production, sale, and rental of sound and visual software. The company was founded on December 1, 2003 and is headquartered in Tokyo, Japan.