| 1992.7
      - 1996.6 | Associate Professor (as old post name), 経済学部, University of Toronto | 
| 1996.7
      - 1998.3 | Assistant Professor, Faculty of Economics, Hitotsubashi University | 
| 1998.5
      - 2007.3 | Associate Professor, Graduate School of Economics, Hitotsubashi University | 
| 2002.4
      - 2003.3 | Visiting Scholar, -, Harvard Law School | 
| 2005.4
      - 2007.3 | Associate Professor, School of International and Public Policy, Hitotsubashi University | 
| 2007.4
      - 2015.3 | Associate Professor, School of International and Public Policy, Hitotsubashi University | 
| 2007.4
      - 2015.3 | Associate Professor, Graduate School of Economics, Hitotsubashi University | 
| 2015.4
      - | Professor, School of International and Public Policy, Hitotsubashi University | 
| 2015.4
      - | Professor, Faculty of Economics, Hitotsubashi University | 
| 2015.4
      - | Professor, Graduate School of Economics, Hitotsubashi University | 
| 2016.4
      - 2018.3 | Dean, School of International and Public Policy, Hitotsubashi University | 
| 2020.4
      - 2022.3 | Dean, School of International and Public Policy, Hitotsubashi University | 
| 2024.4
      - | Dean, School of International and Public Policy, Hitotsubashi University |