In July 2021, Terazawa became the Chairman and CEO of the Institute of Energy Economics, Japan (IEEJ), one of the leading energies thinktanks in the world. Since then, he has been leading IEEJ to present pathways to achieve carbon neutrality as well as to recommend measures to enhance energy security for the governments and industries. A very active global speaker in the discussions concerning global climate issues and energy security.

Earlier, he served at the Ministry of Economy, Trade and Industry of Japan (METI) where he held leading positions including the Vice-Minister for International Affairs.

He is a Member of the Advisory Committee for Natural Resources and Energy, Agency for Natural Resources and Energy (ANRE), METI.

A graduate of the University of Tokyo’s Faculty of Law, also studied at Harvard University in the US, where he earned MBA in 1990.