About OPRI

Staff Members

Yusuke Honda
Ocean Policy Research Institute
(Division of Ocean Policy Research)

Visiting Research Fellow
Yusuke Honda
Yusuke Honda was research fellow of OPRI. He has range of experiences in the field of international law as a practitioner as well as an academic. His current research interests fall within the law of the sea, particularly the concept of the freedom of the high seas and the common heritage of mankind in the contemporary law of the sea. In OPRI, he is mainly involved in the Arctic Policy project, and providing analysis and advice to the other projects from the law of the sea perspectives broadly. Before (re)joining OPRI, he worked for various ministries and agencies for more than a decade in total, including the Ministry of the Environment (2009-2011), Ministry of Foreign Affairs (2011-2013, 2016), Japan Agency for Marine-Earth Science and Technology (2013-2016), and Polar Cooperation Research Centre of Kobe University (2018-2020), having previously held the position in OPRI (2016-2018). He also participated in various treaty negotiations including the Nagoya Protocol on ABS and the BBNJ as a member of the Japanese delegation.


  • International Law
  • Law of the Sea
  • Environmental Law
  • Arctic Policy


Academic/Professional Background
Academic Society etc.
  • Japanese Society of International Law
  • Japanese Institute of the Law of the Sea
  • Japan Society of Ocean Policy
  • American Society of International Law
Professional Background
  • Polar Cooperation Research Centre, Kobe University
  • Ocean Policy Research Institute - The Sasakawa Peace Foundation
  • Ministry of Foreign Affairs
  • Japan Agency for Marine-Earth Science and Technology
  • Permanent Mission of Japan to the International Organizations in Geneva
  • Ministry of the Environment
  • Adjunct Researcher, Kyoto Human Rights Research Institute (2020-present)
  • Adjunct Lecturer, College of Policy Science, Ritsumeikan University, Japan (2019-present)
  • Coordinator, BBNJ Research Project, Japanese Institute for the Law of the Sea (funded by the Nippon Foundation) (2015-present)
Academic Background
  • LL.M., Graduate School of International Cooperation Studies, Kobe University, Japan, 2007


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