Sub-Group 2 on "Maritime and Transportation Security"

This sub-group is part of the "Indo-Pacific Security" International Study Group and brings together experts from various countries to discuss the threats and vulnerabilities to maritime and transportation systems. Focusing specifically on the theme of a free and open Indo-Pacific, the group will conduct discussions and tabletop exercises to analyze threats posed by military, terrorist, and criminal organizations; the mutual impact of non-traditional security issues; and security problems created by intermodal transport systems.




Project Assistant Professor/Project Research Associate

His areas of specializations are Asian Politics and International Relations, Strategy and Defense, Transport Security

Working Group 4 on the Emerging Issues in Security Studies
Working Group 5 on Indo-Pacific Transport Security (Chair)
Sub-Working Group 1 on Satellite Imagery Analysis Project
Sub-Working Group 2 on Tabletop Exercises (Chair)

Ryo HINATA-YAMAGUCHI is a Project Assistant Professor at the Research Center for Advanced Science and Technology, the University of Tokyo; Senior Non-Resident Fellow at the Atlantic Council Scowcroft Center for Strategy and Security Indo-Pacific Security Initiative; and Adjunct Senior Fellow at the Pacific Forum. Ryo has presented, published, and consulted on a variety of topics relating to defense and security, and transport governance in the Indo-Pacific. Ryo previously served as a Non-Commissioned Officer in the Japan Ground Self-Defense Force (reserve) and also held positions at the Pusan National University, Universitas Muhammadiyah Malang, FM Bird Entertainment Agency, International Crisis Group Seoul Office, Sasakawa Peace Foundation, Embassy of Japan in Australia, and the Japan Foundation Sydney Language Centre. Ryo received his PhD from the University of New South Wales, MA in Strategic and Defense Studies and BA in Security Analysis from the Australian National University and was also a Korea Foundation Language Training Fellow.

Twitter: @tigerrhy
Blog (Japanese):


Co-operative Research Fellow

Working Group 2 on Middle Eastern and Islamic Alternatives
Working Group 5 on Indo-Pacific Transport Security (Assistant Coordinator)
Sub-Working Group 2 on Tabletop Exercises (Assistant Coordinator)

Twitter: @toyodadesuyo

Collin KOH Swee Lean

Collin Koh is Senior Fellow at the Institute of Defence and Strategic Studies which is a constituent unit of the S. Rajaratnam School of International Studies, based in Nanyang Technological University, Singapore. He has research interests on naval affairs in the Indo-Pacific, focusing on Southeast Asia. Collin has published several op-eds, policy- and academic journal articles as well as chapters for edited volumes covering his research areas. He has also taught at Singapore Armed Forces professional military education and training courses. Besides research and teaching, Collin also contributes his perspectives to various local and international media outlets and participates in activities with geopolitical risks consultancies.

Shang-Su WU

Assistant Professor and Research Coordinator, Homeland Security Programme, Rabdan Academy

Shang-Su Wu is an assistant professor and research coordinator at the Homeland Security Program, the Rabdan Academy, Abu Dhabi, United Arab Emirates. He was a research fellow at the S. Rajaratnam School of International Studies (RSIS), Nanyang Technological University, Singapore. Wu has a PhD from the University of New South Wales, Australia. He is the author of The Defence Capabilities of Small States: Singapore and Taiwan’s Responses to Strategic Desperation (London: Palgrave, 2016). Wu’s articles, commentaries and op-eds have been published in Asian Survey, Contemporary Southeast Asia, the Pacific Review, Defence Studies, Naval War College Review, and Asia Policy, among others.

Research interests: cross-strait relations, military security in Southeast Asia, railways of international relations


PhD student, GRIPS Global Governance Program, National Graduate Institute for Policy Studies

Ariel Stenek is a PhD student in the GRIPS Global Governance Program (Security and International Studies concentration) at the National Graduate Institute for Policy Studies (GRIPS) in Tokyo. Previously she was director of the Young Leaders Program at Pacific Forum, an initiative that supports a global network of over 1,500 young professionals working in foreign policy and security studies, and was co-lead investigator of Pacific Forum's Women, Peace and Security program. Past positions include interning at the Daniel K. Inouye Asia-Pacific Center for Security Studies and working on UNESCO's Silk Roads Programme. She holds an M.A. in International Relations from Queen Mary, University of London (Paris campus) and a B.A. in Global Politics and Societies with a minor in European Studies from the University of San Francisco. Her research interests include maritime security, U.S.-Japan relations, and Indo-Pacific security architecture.