It is necessary that the relations between individuals and organizations be properly understood and support learning for knowledge inheritance, and encourage the creation, the spreading and inheriting of new knowledge. This paper presents an framework of information systems for knowledge management focused on a learning system in organization. Major characteristics of this framework are derived from "Dual loop model" which represents the flow of knowledge in an organization. Since these two things enable the framework to grasp the meaning of knowledge and the progress of organizational learning, it can provides appropriate support for knowledge management Then we will introduce two systems as concrete examples, namely a knowledge management support environment: Kfarm.