D2C is a digital advertising and marketing company established on June 1, 2000 as a joint venture among NTT DOCOMO, Dentsu and NTT AD.　D2C develops advertising and marketing businesses that utilize NTT DOCOMO's media and data. D2C, together with its group companies operating in the advertising agency, production/creative, and inbound businesses, promotes its business as an "integrated marketing partner" for the group as a whole.