1. Department of International Relations, National Defense Academy, Japan, Nov. 2024.
   
2. School of Political Economy, Waseda University, Japan, Nov. 2024.
   
3. Department of Law, Kobe University, Japan, Nov. 2024.
   
4. Stimson Center, U.S.A., Sep. 2024. (online)
5. Brookings Institute, U.S.A., Sep. 2024. (online)
   
6. Perry World House, University of Pennsylvania, U.S.A., Mar. 2024.
7. Taiwan Center, University of California at San Diego, U.S.A., Sep. 2023.
8. Division of Communication, History, and Politics, Franklin University, Switzerland, Feb. 2023.
9. Department of Asian and Oriental Studies, University of Zurich, Switzerland, Feb. 2023.
10. Department of Political Science and International Relations, Loyola Marymount University, U.S.A., Sep. 2022.
11. Wilson Center, U.S.A., Sep. 2022 (online).
12. Department of Government and Politics, Maryland University at College Park, Maryland U.S.A., Dec. 2019.
13. Fairbank Center for China Studies, Harvard University, Boston U.S.A., Nov. 2019.
14. Taiwanese Cultural Organization, Boston College, Boston U.S.A., Nov. 2019.
15. Ash Center for Democratic Governance & Innovation, J.F.K School, Harvard University, Boston. U.S.A., Oct. 2019.