Gree and Yahoo Japan invest $2.2M in GxYz social-gaming business February 18, 2013 2:57 PM Dean Takahashi Dean Takahashi Twitter Profile Recent Stories: Activision’s Eric Hirshberg bets that 40M Call of Duty fans will follow him to Xbox One (interview) Microsoft making $1B bet on Xbox One games, says bigwig Phil Harrison Warner’s Dying Light will make you a zombie hunter by day, a terrified victim by night (preview) The joint venture will bring about social games on smartphones.