Overseas Environmental Cooperation Center, Japan(OECC) was established in 1990 supported by Environment Agency(currently Ministry of the Environment) of Japanese Government for the promotion of international cooperation in a non-governmental position.

OECC envisions through the direction of environmental issues and the incorporate movements in political, economic, and social field under the progress of international mutual dependence in the 21st century. And then, OECC is to contribute to promote the conservation of global environment in terms of research study, personnel training and supporting non-government activities under the international cooperation with many countries.

Many of activities are funded and achieved in line with the environmental policy of the Ministry of the Environment, the Ministry of Foreign Affairs, Japan International Cooperation Agency(JICA), Japan Bank for International Cooperation(JBIC), etc. These accomplishments are thus utilized for policy making of international environmental cooperation and execution of environmental cooperative projects.