http://www.gamasutra.com/view/news/30195/Yahoo_and_DeNA_Debuting_Yahoo_Mobage_Japanese_Social_Game_Site.php http://www.gamasutra.com/view/news/30195/Yahoo_and_D

http://www.gamasutra.com/view/news/30195/Yahoo_and_DeNA_Debuting_Yahoo_Mobage_Japanese_Social_Game_Site.php http://www.gamasutra.com/view/news/30195/Yahoo_and_DeNA_Debu... It's a joint project between DeNA and Yahoo, not an acquisition of DeNA's Mobage by Yahoo.