April 2012 - March 2014
School of Social Sciences, Waseda University Research Associate
November 2013 - March 2014
Faculty of Law, Housei Universi Part-time Lecturer
January 2012 - March 2014
Research Unit of International Relations in East Asia, Waseda University Researcher
April 2022 - September 2022
School of Global Humanities and Social Sciences, Nagasaki University Visiting Scholar
May 2022 - March 2023
De La Salle University, College of Liberal Arts Visiting Professor
April 2018
Soka University Peace Research Institute Research Staff