| 1976 | Joined the Bank of Japan |
| 1989-1991 | Visiting Scholar, Brookings Institution in Washington D.C. |
| 1991-1992 | Chief Representative in Washington D.C., Bank of Japan |
| 1994-1996 | Director, Head of Payment System Division, Financial and Payment System Department, Bank of Japan |
| 1996-1998 | Director, Head of Bank Supervision Division, Bank Supervision Department, Bank of Japan |
| 1998-2000 | General Manager, Naha Branch, Bank of Japan |
| 2000-2002 | Deputy Director-General, International Department, Bank of Japan |
| 2004-2005 | Advisor to the Governor (Payment System Policy), Financial and Payment System Office, Bank of Japan |
| 2005-2008 | General Manager for the Americas and Chief Representative in New York, Bank of Japan |
| 2008-2009 | Director-General, International Department, Bank of Japan |
| 2010-2011 | Professor, GRIPS |
| 2011-Present | Visiting Lecturer, GRIPS |