According to this study, the probability of default of other items incidental toobtain the probability that action type for the item for a review of the legalissues are centered. The biggest problem with the item probability model usingthe Game software on the part of the young people in a manner provided inthe charge, and pay them through the payment of excessive is that you can buy. The probability of early -type items, such as MMORPG mainly consists mainlycame from. In recent years, the spread of mobile Game software Mobile Gamesoftware items in the probability model is the fact that this is a problem. Butthe core of the problem with the item probability model with a minor amountof a payment that is not excessive in itself, equivalent to four gambling orgambling Game software is difficult to see in Game software. Some gambling isregulated in the probability of frame -type items also looking at the opinion thatthe operators will have to consider. Mobile Game software growth probability-type items, including the right partof the model is that charge. Thus, the probability of carrier-type games with theitem that caused the problem, and this negative phenomenon in the legalregulation and self-regulation needs to be examined. Operators as well as gamesin 2008, the probability of self-regulatory approach to establish guidelines for theitem type has one. At that time limit has been limited to online games. Nowthe bigger problem in mobile games to mobile Game software, because theprobability of the establishment of self-regulation for the item type is required. Self-regulatory approach that will fulfill corporate social responsibility. Probabilityof gambling elements form the view that the item itself is difficult, regulators, policy regulation be done when the game operators youth protection and theexterior face of criticism that, as a result, the game industry to expand thenegative frame, and As a result, confidence in the market for the gamesindustry is a view that can hurt.