It owns the Mobage cell phone platform[3] and also operates other services, including the e-commerce website DeNA Shopping (formerly: Bidders).

[4] In 2011, the Japan Fair Trade Commission issued a cease and desist order against DeNA, finding that it had violated Article 19 of the Antimonopoly Act by pressuring or forcing game developers to release titles only for the Mobage platform.

[9] In 2013, DeNA launched the Showroom app and browser, a live-streaming service primarily for Japanese idols and voice actors.

[11] In 2016, the company closed its U.S. subsidiary, DeNA Global, Inc., due to lagging market interest.

[12] In 2017, DeNA established an automotive division and created the ride-hailing app "Takuberu", which operated in Kanagawa Prefecture and the city of Yokohama.