Pokemon Go is now currently the top-grossing app in both Android and iPhone. Millions of people have loaded the app on their smartphones and tablets. They could chase various virtual Poke creatures through buildings and streets. We are now seeing people shouting Pikachu and chase down invisible monsters with their devices held high. Pokemon is based on a simple augmented reality concept, by slapping various virtual stuffs among real objects. The Japanese company, Nintendo, has been somewhat hesitant in diving into mobile platform. However, their proprietary game title has started to become a new worldwide cultural phenomenon. People are able to have so much fun without spending money.