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As of: March 2026

Name: Mika Hayashi (林美香)

Title & affiliation: Professor, Graduate School of International Cooperation Studies (GSICS), Kobe University

Field of research: International law; international security; disarmament; law of armed conflict

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Select publication (English only)

Journal articles

  1. Current Developments on Labelling of AI-Generated Content: Comments on the AI Convention and the EU AI Act, Journal of International Cooperation Studies 33: 59–67 (2025), with William Letrône.
  2. Economic Sanctions against Russia: Questions of Legality and Legitimacy, International Community Law Review 26(1–2): 69–98 (2024), with Akihiro Yamaguchi. https://doi.org/10.1163/18719732-12341495
  3. Disarmament Debates around the 1899 Hague Peace Conference and the 1921–1922 Washington Conference: Community-Oriented Aspirations and Individual Security Concerns, Journal of the History of International Law / Revue d'histoire du droit international 24(4) (2022): 533–560. https://doi.org/10.1163/15718050-12340191
  4. NATO’s Nuclear Sharing Arrangements Revisited in Light of the NPT and the TPNW, Journal of Conflict and Security Law 26(3) (2021): 471–491. https://doi.org/10.1093/jcsl/krab015
  5. Non-Proliferation Treaty and Nuclear Disarmament: Article VI of the NPT in Light of the ILC Draft Conclusions on Subsequent Agreements and Practice, International Community Law Review 22(1) (2020): 84–106.
  6. Benefits of A Legally Non-Binding Agreement: The case of the 2013 US–Russian Agreement on the Elimination of Syrian Chemical Weapons, International Community Law Review 20(2) (2018): 252–277.
  7. Reacting to the Use of Chemical Weapons: Options for Third States, Journal on the Use of Force and International Law 1(1) (2014): 80–121.
  8. Suspension of Certain Obligations of the CFE Treaty by NATO Allies: Examination of the Response to the 2007 Unilateral Treaty Suspension by Russia, Journal of Conflict and Security Law 18(1) (2013): 131–150.
  9. Convention on Cluster Munitions and the Clearance of Cluster Munition Remnants: Whose Responsibility, and How to Ensure the Effective Implementation?, Journal of International Humanitarian Legal Studies 3 (2012): 322–343.
  10. Dealing with Compliance and Non-Compliance: The Case of the Landmine Convention, Chinese Journal of International Law 11(3) (2012): 505–522.
  11. Objective Territorial Principle or Effects Doctrine? — Jurisdiction and Cyberspace, Law 2006/No. 6 (2006): 284–302. http://www.inlawjournal.it/

Book chapter contributions

  1. Law of the Sea, Sovereignty, and the East China Sea, in Howard Hensel (ed.), Security Dynamics in the East China Sea (Routledge, 2026, forthcoming).
  2. The South China Sea: The International Legal Dimension, in Howard Hensel (ed.), Security Dynamics in the South China Sea: Contemporary Challenges and Opportunities (Routledge, 2024), pp. 116–126. https://doi.org/10.4324/9781032657493-8
  3. (with Akihiro Yamaguchi) Economic Sanctions Against Russia: Questions of Legality and Legitimacy, in Masahiko Asada and Dai Tamada (eds.), The War in Ukraine and International Law (Springer, 2024), pp. 109–135. https://doi.org/10.1007/978-981-97-2504-5_5