Abstract
We researched the effectiveness of introducing a social networking service(SNS) into an enterprise. In early research, network analysis revealed the existence of personal and community networks. In addition, the SNS user's psychology was revealed. However, the research did not reveal the effectiveness of introducing an SNS. Therefore, there is no understanding of the effectiveness of introducing a SNS, some enterprises hesitate to introduce one, and some people are embarrassed to use one. We researched the effectiveness of introducing an SNS into an enterprise from introduction case into enterprise.
