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Japan Power Market Insights
Stay up-to-date with the latest news in the Japanese energy market
through our Insights blog, covering timely and notable occurrences in the industry
Powering Through Winter: Japan’s 2025-26 Winter Weather Forecast
Electricity
October 16, 2025
Japan registered the hottest summer in history this year, surpassing the previous records in 2023 and 2024 (Nikkei). As Japan transitions from an eventful 2025...
Why Wheeling Agreements Matter for New Electricity Retailers
Retail Market
October 11, 2025
As Japan’s power market continues to evolve following its full retail liberalization in 2016, new electricity retailers face a challenging operating environment. One of the...
Japan’s New Leader to Make Nuclear Center of Energy Strategy
Energy
October 7, 2025
Former economic security minister Sanae Takaichi was elected on Saturday as the first female president of the Liberal Democratic Party and is now set to...
Navigating Japan’s Evolving Power Market
Electricity
October 2, 2025
Japan Moves to Develop Hydrogen and Ammonia Supply Chains Japan’s electricity market has undergone a significant transformation since liberalization in 2016, but the landscape continues...
Activating Flexibility: Growing Aggregator Business and Market Outlook
Energy
October 1, 2025
Japan Moves to Develop Hydrogen and Ammonia Supply Chains Since the introduction of the “Designated Wholesale Supply Business Operator System” (commonly referred to as the...
Retail Market Entry Begins with OCCTO Membership
Retail Market
September 26, 2025
Japan fully liberalized its electricity retail market in April 2016, opening its doors to new entrants for the first time. Foreign companies can participate, but...
What Market Participants Can Expect From JEPX’s New Trading System
Electricity
September 24, 2025
The Japan Electric Power eXchange (JEPX) plans to revamp its trading systems in 2026, with the day-ahead (spot) market system set for renewal in February,...
OCCTO Proposes New Rules for Upcoming Long Term Decarbonization Auction
LTDA
September 12, 2025
At an expert meeting on the capacity market, the Organization for Cross Regional Coordination of Transmission Operators (OCCTO) reported the results of a public consultation...
Japan’s Simultaneous Market: The Power Trading Shift Coming After 2028
Electricity
September 11, 2025
Japan Moves to Develop Hydrogen and Ammonia Supply Chains METI’s co-optimization framework aims to reshape electricity trading dynamics and create new opportunities for international market...
Japan’s Power Market Revolution: METI’s Bold Plan to Secure Demand Three Years Ahead
Electricity
September 11, 2025
Japan Moves to Develop Hydrogen and Ammonia Supply Chains How new mandatory procurement rules could reshape trading opportunities and market dynamics. Japan’s Ministry of Economy,...
Mitsubishi Exits Three Offshore Wind Projects in Japan
Wind/Offshore Wind
September 8, 2025
Japan Moves to Develop Hydrogen and Ammonia Supply Chains Mitsubishi Corporation announced that it will withdraw from the development of three OSW projects in Akita...
Japan Moves to Develop Hydrogen and Ammonia Supply Chains
Hydrogen/Ammonia
September 2, 2025
Hydrogen (H₂) and ammonia (NH₃) are energy sources expected to be utilized in a wide range of sectors in Japan, including power generation, transportation, and...