It can be deleted easily, just like a normal game, although it is thought to be the first mobile virus designed to be malicious, as it fires off the expensive text messages without the user's consent while the game is being played.
Mobile users can also make sure they are only downloading from legitimate sites to avoid infection. The game will only be installed if users ignore two warnings that flash up on the screen.
Japanese mobile giant NTT DoCoMo recently announced it was planning to provide protection for its customers. It is the largest mobile network in the world with 46.6m subscribers.