March 1986 Graduated from Faculty of Law (General Legal Studies Course), The University of Tokyo

April 1986 Joined the Ministry of Foreign Affairs

1989 PGD in European Studies, Faculty of Law, University of Lisbon

1991 M.A. in Security Studies, Georgetown University

October 2003 Counsellor, Embassy of Japan in Thailand

December 2006 Counsellor, Embassy of Japan in the United States of America

July 2009 Director, First North American Division, North American Affairs Bureau

September 2010 Executive Assistant to the Minister of Foreign Affairs, Minister's Secretariat

September 2011 Director, First North American Division, North American Affairs Bureau

September 2013 Counsellor, Cabinet Secretariat (Office of the Assistant Chief Cabinet Secretary)
(Concurrently) Okinawa Liaison Office and TPP Task Force, Cabinet Secretariat

October 2013 (Concurrently) Counsellor, Headquarters for the Promotion of the Tokyo 2020 Olympic and Paralympic Games, Cabinet Secretariat

January 2015 Counsellor, Minister's Secretariat
(Concurrently) International Legal Affairs Bureau

July 2016 Counsellor, Minister's Secretariat

January 2017 Deputy Assistant Minister, Minister's Secretariat

September 2017 Director-General (Ambassador), Disarmament, Non-proliferation and Science Department, Foreign Policy Bureau

July 2019 Director-General (Ambassador), Latin American and Caribbean Affairs Bureau

July 2020 Press Secretary, Minister's Secretariat

January 2022 Minister's Secretariat

March 2022 Director, Refugees Assistance Headquarters, Foundation for the Welfare and Education of the Asian People

October 2023 Chief Executive Director, The Japan Institute of International Affairs