Our casual game engine was tested of fairness and safety by licensed government regulation, passed the examination and certificated by third-party institution GLI so that it can be used for online gaming. What this mean is that, for example, in software on the general market, we cannot deny the possibility that a program can be controlled by some special operation is included such as “winning or losing changes according to the intention of the developer” . Inspection test by GLI will be analyzed from all programs according to regulations by licensed government and checked whether fairness and safety are maintained. Only the software that passed this examination can be used for online gaming under license. In addition, current esports are very advanced gaming systems where only professional gamers can participate. However, our casual esports is mainly for mini-games and casual games, targeting all smartphone users and we provide esports platform which secures fairness and safety. The currency used in the game platform is FCC.