| 1959 | Entered Ministry of International Trade and Industry (MITI) |
| 1966 | First Secretary, Embassy of Japan, Lagos |
| 1973 | Director, Machinery Insurance Division, MITI |
| 1976 | Counselor, Embassy of Japan, Canberra |
| 1979 | Director, Trade Finance Division, MITI |
| 1981 | Director, Coordination Division, Defence Agency |
| 1984 | Director-General, Export Insurance Division, MITI |
| 1985 | Deputy Director-General, Agency of Industrial Science and Technology |
| 1986 | Elected to the House of Representatives (HR)
Member, Standing Committee on Finance |
| 1988 | Director, Standing Committee on Finance
Deputy Director-General, International Bureau, Liberal Democratic Party (LDP) |
| 1991 | Returned to the HR (2nd term)
Parliamentary Vice-Minister of Ministry of Finance |
| 1993 | Returned to the HR (3rd term) |
| 1995 | Deputy Cairman, Government Preparatory Committee |
| 1996 | Returned to the HR (4th term) |
| 1998 | Chairman, Committee on Finance |
| 1999 | Senior Parliamentary Vice-Minister for Financial Reconstruction Commission |
| 2000 | Returned to the HR (5th term) |
| 2001 | Minister of State for Disaster Management, Chairman of the National Public Safety Commission |
