Company: Asatsu-DK

Asatsu-DK Inc., often abbreviated simply as ADK, is a Japanese advertising agency. Headquartered in Chuo, Tokyo, the firm is Japan's third largest advertising agency, after Dentsu and Hakuhodo. The agency has 38 offices in over 15 countries. One of the offices, ADK Europe, was established in 1993 in Amsterdam, Netherlands. The WPP Group holds a 20% share in Asatsu-DK.

Asatsu Inc. was established in 1956 by current chairman Masao Inagaki. On August 1998, it entered into a professional tie-up with the WPP Group. It soon merged with fellow advertising agency Dai-ichi Kikaku, which was established in 1951, to form Asatsu-DK (where the DK stands for Dai-ichi Kikaku) on January 1, 1999.

It owns a variety of interests and companies, including the production studio NAS, the animation studio Eiken, the publishing house Nihon Bungeisha Publishing, the film and print processing enterprise Taiyo Seihan, the production studios Sun Artist Studio, Supervision Inc., television commercial production house Prime Pictures, and creative services company Tokyo Ad Party.

Asatsu-DK is also involved in producing and providing its services to numerous anime series, through itself as well as its numerous subsidiaries, including recent installments of Sunrise's famous Gundam series, such as the latest series Mobile Suit Gundam 00, Turn A Gundam, Mobile Suit Gundam Seed and Mobile Suit Gundam Seed Destiny, as well as several other anime.