Millitary Studies - Areas of Expertise

Yasuaki Chijiwa (Senior Fellow, National Security Policy Division, Center for Military History)


2001 B.A. in Law, Hiroshima University
2003 M.A. in International Public Policy, Osaka University
2004-2005 Visiting Research Associate, Sigur Center for Asian Studies, Elliott School of International Affairs, George Washington University
2007 Ph.D. in International Public Policy, Osaka University


2007 COE Research Fellow, Graduate School of Law, Kyoto University
2008 JSPS Research Fellow (PD), School of Government, Kyoto University
2009 Fellow, 2nd Military History Research Office, Military History Department, NIDS
2011 Assistant Councilor, Cabinet Secretariat (National Security and Crisis Management)
2013 Senior Fellow, National Security Policy Division, Center for Military History, NIDS
2014 Visiting Scholar, Weatherhead East Asian Institute, Columbia University

Areas of Expertise

Japan-U.S. relations, Japan’s foreign and security policy

Selected Publications


  • "Japanese Intellectuals and Public Opinion in the War on Terrorism" (co-authored with Robert D. Eldridge), in Robert D. Eldridge and Paul Midford eds., Japanese Public Opinion and the War on Terrorism (New York: Palgrave MacMillan, 2008)
  • "Insights into Japan-U.S. Relations on the Eve of the Iraq War: Dilemmas over 'Showing the Flag'," Asian Survey Vol. 45, No. 6, 2005
  • "Japan's Role in East Asian International Relations," Issues & Insights Vol. 6, No. 8, 2006
  • "Postwar Japanese Ambassadors to the U.S.: Generational Transitions and Varying Functions," Transactions of the Asiatic Society of Japan Vol. 21, 2008
  • "Japan's Security Outlook: Its Implications for the Defense Policy," Asia Pacific Countries' Security Outlook and Its Implications for the Defense Sector (NIDS Joint Research Series 5) 2010
  • "Historical Transition of the Security Organs Subordinate to the Cabinet and the Japanese Version of National Security Council," NIDS Briefing Memo No. 170, 2012
  • “Unfinished 'Beyond-the-Threat Theory': Japan's 'Basic Defense Force Concept' Revisited,” National Institute for Defense Studies Journal of Defense and Security Vol. 17, 2016
  • “Japan-United States Alliance and Japan's Defense Concept,” Japan's Alliances: Past and Present (National Institute for Defense Studies International Forum on War History: Proceedings) 2017


  • Taishi Tachi no Sengo Nichi-Bei Kankei: Sono Yakuwari wo Meguru Hikaku Gaikō Ron 1952-2008 [the ambassadors and postwar Japan-U.S. relations: diplomatic consideration on their roles 1952-2008] (Kyoto: Mineruva Shobō, 2012)
  • Kawariyuku Naikaku Anzen Hoshō Kikō: Nihon Ban NSC Seiritsu heno Michi [a historical study of the security organs subordinate to the cabinet: the road to formation of the Japanese version of National Security Council] (Tokyo: Hara Shobō, 2015)
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