Nuclear Energy Agency purposes."" NEA currently consists of 33 countries from Europe, North America and the Asia-Pacific region. In 2017 Argentina and Romania accessioned to NEA as its most recent members. Together they account for approximately 85% of the world’s installed nuclear capacity. Nuclear power accounts for almost a quarter of the electricity produced in NEA Member countries. The NEA works closely with the International Atomic Energy Agency (IAEA) in Vienna and with the European Commission in Brussels. Within the OECD, there is close co-ordination with the International Energy Agency and the Environment Directorate, as well as contacts with other directorates, as appropriate.
Japan Atomic Energy Research Institute them, the Tōkai Nuclear Power Plant, started operation in 1966. Japan Atomic Energy Research Institute The Japan Atomic Energy Research Institute (日本原子力研究所) (JAERI) is a former semi-governmental organization that existed for the purpose of further nuclear power in Japan. It was created June 1956 by the Atomic Energy Basic Law. It merged with Japan Nuclear Cycle Development Institute and became Japan Atomic Energy Agency on October 1, 2005, which currently carries out the purpose outlined in the law. It was called Genken 原研 for short. A small number of researchers in Japan studied abroad at Argonne National Laboratory in America