Information Technology has influenced in a great measure on the human life. Development of super express internet makes internet game using time of children enlarged, which results in the many dysfunction beyond the effect of sound internet game using as leisure. The children with internet game addiction suffer from problems against desirable emotion cultivation as well as the improper anger out to their family or friend through the failure of proper emotional regulation. The purpose of this research is to know the influence of children's internet game addiction on their anger regulation. To achieve the purpose of this study, we apply the post experimental design and introduce the mother-child attachment of children as control variable. The results from this research show that the anger regulation is affected by the internet game addiction of children.