ShinjiroKoizumi

Shinjiro Koizumi

Minister of Defense
Biography and Political Career
October 2025Minister of Defense
May 2025Minister of Agriculture, Forestry and Fisheries
October 2024Elected to the HR (50th General Election)
January - September 2024Chair, Standing Committee on National Security, HR
October 2021Elected to the HR (49th General Election)
September 2019 - October 2021Minister of the Environment
Minister of State for Nuclear Emergency Preparedness
October 2017Elected to the HR (48th General Election)
December 2014Elected to the HR (47th General Election)
September 2013 - October 2015Parliamentary Vice-Minister of Cabinet Office
Parliamentary Vice-Minister for Reconstruction
December 2012Elected to the HR (46th General Election)
August 2009Elected to the HR (45th General Election)
September 2007 - July 2009Secretary to Mr. KOIZUMI Junichiro, Member of the House of Representatives (HR)
June 2006 - May 2007Researcher at Center for Strategic and International Studies (CSIS)
May 2006Master of Political Science, Graduate School of Columbia University, USA
March 2004B.A. in Economics (Kanto Gakuin University