1981 LL.M., Harvard Law School
1976 LL.B. (Public Law), Faculty of Law, The University of Tokyo
1975 LL.B. (Private Law), Faculty of Law, The University of Tokyo

2007 Visiting Scholar, School of International Relations and Pacific Studies, University of California, San Diego / Visiting Scholar, Harvard Law School
2006 Professor, National Graduate Institute for Policy Studies
2001 Executive Assistant to Prime Minister Junichiro Koizumi
1998 Counsellor for Planning and Legal Affairs, Headquarters for the Administrative Reform of the Central Government of Japan, Cabinet
1997 Director, Electronics Policy Division, Machinery and Information Industries Bureau, Ministry of International Trade and Industry (MITI)
1996 Director, Industrial Location Policy Division, Environmental Protection and Industrial Location Bureau, MITI
1993 Director, Industrial Research, Japan External Trade Organization (JETRO), New York
1992 Director for Policy Planning, Machinery and Information Industries Bureau, MITI
1991 Counsellor for Diet Affairs, Minister's Secretariat, MITI
1990 Director, Industrial Organization Policy Office, Industrial Policy Bureau, MITI
1976 Joined MITI