Senior Fellow, Global Security Division
Security Studies,Regional Studies-Areas of Expertise
Areas of Expertise
International Relations in the Asia-Pacific Japanese Foreign and Security Policy

Education Education

  • 2007
    Bachelor of Laws, Department of Political Science Keio University
  • 2009
    Master of Arts in Strategic Studies, Graduate Studies in Strategy and Defence, The Australian National University
  • 2010
    Research Fellow, The National Institute For Defense Studies
  • 2014 to 2015
    Deputy Director, International Policy Division, Bureau of Defense Policy, Ministry of Defense
  • 2023
    PhD, Strategic and Defence Studies Centre, The Australian National University

    <Thesis Title>
    Renegotiating Japan’s Postwar Bargains: The Transformation of Japanese Foreign Policy and the Pluralisation of the U.S. Hegemonic Order in the 1970s

Selected Publications Selected Publications

  • "Japan’s Grand Strategy as a Declining Power,"
    East Asian Forum, June 18, 2023.
  • "Japan’s New Defense Direction and Its Indo-Pacific Policy: Each has implications for the other"
    The Diplomat, February 5, 2023.
  • (Sections 1&2) "World Politics amid Great Power Competition,"
    East Asian Strategic Review 2021, Tokyo, Japan Times, May 2021.
  • "Japan and the Origin of ASEAN Centrality"
    Journal of Law, Politics, and Sociology, Vol. 94, No. 2, (February 2021), pp. 496-471.
  • "Japan's National Security in 2013"
    Security Outlook of the Asia Pacific Countries and Its Implications for the Defense Sector: NIDS Joint Research Series, No. 11, October 2014, pp. 123-148.
  • "Japan-Australia Defense Cooperation in the Asia Pacific Region"pdf
    ANU-NIDS Joint Research: Beyond Hub and Spokes, Tokyo:NIDS, March 2014, pp. 93-122.
  • "Japan-Australia Security Relations and the Rise of China"
    UNISCI Discussion Papers, No.32, May 2013, pp.81-98.
  • "America's Rebalance to Asia and its Implications for Japan-US-Australia Security Cooperation"
    (co-authored with Tomohiko Satake) Asia-Pacific Review, 19:2 (November 2012), pp. 6-25.