Tatsuya Terazawa was appointed Chairman and CEO of the Institute of Energy Economics, Japan (IEEJ) in July 2021. Previously, he served at the Ministry of Economy, Trade and Industry of Japan. As the Vice-Minister for International Affairs, he assisted then Prime Minister Shinzo Abe by participating in many meetings with world leaders. From June 2011 to December 2012, while he was the Executive Secretary to the then Prime Minister Yoshihiko Noda, he assisted in the Government’s multiple challenges to deal with the aftermath of the Great East Japan Earthquake. He has been a Senior Specially Appointed Professor at the Tokyo University of Science since January 2020.