The University of Tokyo (LL.B.)

Ministry of Finance

Ministry of International Trade and Industry (currently the Ministry of Economy, Trade and Industry)

Tomakomai Tax Office (Director)

Musashi-Fuchu Tax Office (Director)

Ministry of Finance

Consulate-General of Japan in Los Angeles

Ministry of Finance(Deputy-Director of the Accounting Section)

Cabinet Legislative Bureau(Director)

Ministry of Finance(Director of the Second Insurance Section)

Ministry of Finance(Director of the First Insurance Section)

National Tax Agency(Director of national Income Tax Section)

National Tax Agency(Director of the General Affairs Section)

Ministry of Finance(Director of the Minister's Secretariat)

Ministry of Finance(Deputy Director-General of the Minister's Secretariat)

Cabinet Legislative Bureau(Executive Secretary of the Administration Office of the Commissioner)

Cabinet Legislative Bureau(Director of the Third Department)

Cabinet Legislative Bureau(Director of the First Department)

Cabinet Legislative Bureau(Deputy Director-General)

Cabinet Legislative Bureau(Director-General)

Special Visiting Professor, Meiji University, Graduate School of Governance Studies

Visiting Professor, Graduate School of Law and Politics, Osaka University