Graduated from Tokyo University of Foreign Studies in 1978. Received M. A. from Tokyo University of Foreign Studies in 1980. Completed his doctoral studies in international relations at the Universite de Paris I Pantheon-Sorbonne in 1986. Occupied such positions as Assistant Professor, and then Professor of Tokyo University of Foreign Studies. Also served as a Minister, Public Diplomacy at Japanese Embassy in France (2008-2010) and Editor in Chief, “Cahier du Japon” (2002-2012). Concurrently serves as Director, Institute of International Relations at Tokyo University of Foreign Studies, Editor in chief, French edition of “nippon.com.”