The Institute of Energy Economics, Japan

Renewable Energy / Environment / Energy efficiency Article List

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IEEJ Outlook 2026 -AI and Future of Energy Demand(Presentation materials)
12/10/2025 
Category:Energy General, Energy Conservation, Supply and Demand Outlook
Assessing the cost-effective deployment and operation of water electrolyzers in global net-zero CO2 energy systems
12/03/2025 Takashi Otsuki
Category:Energy General, Environment, Electric Power, New / Renewable Energy
Video:IEEJ Outlook 2026: Global Energy Outlook for 2050
11/13/2025 
Category:Energy General, Energy Conservation, Environment, Supply and Demand Outlook
IEEJ Outlook 2026: Global Energy Outlook for 2050(Presentation materials)
11/10/2025 Seiya Endo, Soichi Morimoto
Category:Energy General, Energy Conservation, Environment, Supply and Demand Outlook
Model analysis for Japan’s energy mix in 2040 and 2050
09/24/2025 Hideaki Obane
Category:Energy General, New / Renewable Energy
Exploring the Technical Potential of Solar PV and Wind Energy System in ASEAN (PPT)
08/25/2025 Hideaki Obane
Category:Energy General, New / Renewable Energy

OPINION

KOYAMA, Ken, PhD
Chief Economist
Perspective on the
International Energy Landscape
TANAKA, Kohichiro,
Director of JIME Center