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Program

1st International Academic Summit
on the GX Model in Island Regions (IASIR)

March 26–27, 2026
Kumejima, Okinawa, Japan

Venue: Watermark Hotel Okinawa Kume Island, Kume Island, Okinawa, Japan

Program

Day01
Day 1 – March 26, 2026
GX Model Facility Tour

9:30–12:00

GX Model Facility Tour (Kumejima Model)

9:20 Departure from Watermark Hotel Okinawa Kume Island (Meeting place: Lobby)
9:30 Departure from EN RESORT Kumejima EEF Beach Hotel (Meeting place: Lobby)

Registration & Lunch

12:00–14:00

Registration & Lunch at Watermark Hotel Okinawa Kume Island

Opening Ceremony

14:00–14:20

Opening Remarks
Koichi Node

President, Saga University

Remarks (tentative)

Ministry of Education, Culture, Sports, Science and Technology (MEXT), Japan

Welcome Remarks
Hideo Tobaru

Mayor, Kumejima Town, Okinawa, Japan

Special Guest Remarks
H.E. Cedric Alexander Scott

Ambassador Extraordinary and Plenipotentiary of the Commonwealth of The Bahamas

Special Guest Remarks
Hon. Steven Victor

Minister of Agriculture, Fisheries and the Environment Republic of Palau

Keynote Lectures

14:20–14:50

“Sustainable development of tropical island nations using locally available deep ocean water (DOW) with diverse resource properties”

Masayuki Mac Takahashi

President Japan Science Society (JSS)
Professor Emeritus, The University of Tokyo

14:50–15:20  Break

Keynote Lectures

15:20–16:00

“Sustainable Futures for Island Regions: The Role of the United Nations University in Advancing SDGs and GX.”

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Tshilidzi Marwala

President
United Nations University; Under-Secretary-General of the United Nations

Panel Discussion

Implementing the GX Model in Island Regions: Academic and Policy Collaboration

16:00–16:10

Greeting of Moderator – Yasuyuki Ikegami, Professor, Saga University

16:10–16:20

“OTEC & SWAC Research at the University of the South Pacific and Implementation Plans in Islands for Sustainable Development Through Blue Economy”

M. Rafiuddin AhmedProfessor, University of the South Pacific, Fiji

16:20–16:30

“Blue Bridge - A GX Model for Fernando de Noronha”

Armando Hideki Shinohara Professor, Universidade Federal de Pernambuco (UFPE), Brazil

16:30–16:40

“Valorization of deep sea water for energy transition of French Polynesia”

Franck Lucas Professor, University of French Polynesia (UPF), French Polynesia
Valorization of deep sea water for energy transition of French Polynesia

16:40–16:50

“Island GX approach centered on Ocean Thermal Energy Conversion”

Shigeru Tabeta Professor, The University of Tokyo, Japan

16:50–17:00

“Co-Creation Challenges Led by WASEDA University and NTT in Kumejima
–Toward an Autonomous and Self-Reliant Community through Energy Management”

Yu Fujimoto Senior Researcher (Professor), Advanced Collaborative Research Organization for Smart Society (ACROSS), Waseda University, Japan

Yuji Maeda – Director, Space Environment and Energy Laboratories, NTT, Inc., Japan

17:00–17:10

“The Future of Deep Ocean Water Use with JICA”

Hiroo Tanaka Vice President, Japan International Cooperation Agency (JICA)

17:10–17:40

Open Panel Discussion

Welcome Reception

18:30–20:30

at EN RESORT Kumejima EEF Beach Hotel

Day01
Day 2 – March 27, 2026

9:20–9:30

Special Guest Remarks
Katsura Miyazaki

Executive Senior Vice President / Chief Sustainability Officer (CSO), JICA, Japan

Keynote Lectures

9:30–10:00

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Tishka Hope Francis 

Senior Programme Management Officer (SIDS Team Lead)
Office of the High Representative for the Least Developed Countries, Landlocked Developing Countries and Small Island Developing States

“Advancing Resilience and Sustainable Development in Island Nations through Partnership, Innovation and Implementation”

Invited Speakers Session

Frontiers of the Energy–Water–Food Nexus and Climate Resilience in Island Regions

Invited Speakers (Listed in alphabetical order by family name)

  • Brandon Justin Bethel Assistant Professor, University of The Bahamas, Bahamas
    “Resource Assessments and Strategies for Ocean Thermal Energy Conversion (OTEC) Plants in The Bahamas”

  • Masato EndoAssociate Professor of Department of Marine Biosciences, Research Organization, Tokyo University of Marine Science and Technology, Japan
    “Land-based salmon culture using deep sea water in Okinawa prefecture”

  • Kakau FoliakiPacific Centre for Renewable Energy and Energy Efficiency, Tonga
    “The Pacific Renewable Ocean Energy Readiness Programme”

  • Kevin FontaineUniversité de La Réunion, France
    “Energy Transition and Independence in Reunion Island: The Role of Ocean Thermal Solutions”

  • Purnima JalihalProfessor, Atria University, India
    “Indian activities in renewable energy, water and their nexus “

  • Masanori KobayashiSenior Research Fellow, Ocean Policy Research Institute, The Sasakawa Peace Foundation, Japan
    “Sustainable blue economies in Palau - Enabling factors and challenges”

  • Izumi KomiyaManager, Department of International Affairs, Japan Science and Technology Agency (JST), Japan
    “Overview of SATREPS

  • Takafumi MorisakiAssistant Professor, Saga University, Japan
    “Green Transformation (GX) Model for Island Regions with Ocean Thermal Energy Conversion as the Core and Deep Ocean Water Utilization”

  • Ryuichiro Nishi Professor, Dean, Graduate School of Agriculture, Forestry and Fisheries, and Dean, Faculty of Fisheries, Kagoshima University, Japan
    “Deep Ocean Water and OTEC for GX in Island Nations: Perspectives from Coastal Ocean Engineering and Marine Monitoring -Potential Roles of Training Vessels and Academic Collaboration for Human Capacity Development in Palau-“

  • Leola PrimoProgram Manager – Water, FSM Department of Resources and Development

  • Asim Abdul Sattar Professor, Maldives National University

  • Akihiro TakemuraProfessor, University of the Ryukyus, Japan
    “Advancing GX in Island Regions: The Blue-Green Revolution Project at University of the Ryukyus”

  • Sathiabama T. ThirugnanaAssociate Professor, Universiti Teknologi Malaysia,Malaysia
    “Advancing Malaysia’s OTEC Model for Carbon Net-Zero & Blue Techno-Economy

  • Tupuivao Vaiaso Junior VaiasoAssistant Chief Executive Officer / Energy Sector Coordinator, Ministry of Works, Transport and Infrastructure, Samoa
    “Samoa’s Renewable Energy Transition Journey”

  • Vaeno Wayne ViguluDean, Solomon Islands National University, Solomon Islands

  • Takuji WasedaProfessor, The University of Tokyo, Japan
    Jessica Borges PosterariAssistant Professor, Saga University, Japan
    “Ocean Data for OTEC in the Pacific Island Countries and Territories”

Poster Session 

11:45–12:25

Poster Session with the above invited speakers

Wrap-up & Closing Remarks

12:25–12:30

Yasuyuki Ikegami, 

Professor, Saga University, Japan

Lunch 

12:30–13:30

Registration & Lunch at Watermark Hotel Okinawa Kume Island

GX Model Facility Tour

13:30–16:00

GX Model Facility Tour (Kumejima Model)

1:20 PM Departure from Watermark Hotel Okinawa Kume Island (Meeting point: Lobby)

1:30 PM Departure from EN RESORT Kumejima EEF Beach Hotel (Meeting point: Lobby)

​Note:  Only those who have made a reservation in advance may participate in the GX Model Facility Tour.

Contact 

お問い合わせ

International Academic Summit Secretariat

Institute of Ocean Energy, Saga University

Photo Credit: Aso Harunari

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