| August 2002 |
Director, Secretarial Division, Secretariat of the Minister of State for Defense, Japan Defense Agency (JDA) |
| July 2004 |
Director General, NAHA Defense Facility Bureau, JDA |
| January 2006 |
Deputy Director General, Technical Research and Development Institute, JDA |
| August 2006 |
Assistant Vice-Minister, Ministry of Foreign Affairs |
| February 2007 |
Assistant Vice-Minister, Cabinet Office |
| August 2009 |
Director General, Bureau of Finance and Equipment, Ministry of Defense (MOD) |
| August 2011 |
Director General, Bureau of Defense Policy, MOD |
| April 2013 |
Administrative Vice Minister of Defense, MOD |
| October 2015 |
Special Adviser to the Minister of Defense |
| March 2017 |
Senior Adviser, Nippon Life Insurance Company |
| August 2017 |
Administrative Vice Minister of Defense |
