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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
Kyushu T&D Launches Japan’s First 15-to-30-Minute Curtailment Control System
Energy
June 6, 2026
Kyushu T&D Launches Japan’s First 15-to-30-Minute Curtailment Control System Kyushu Electric Power Transmission and Distribution (T&D) is strengthening measures to reduce renewable energy curtailment. Curtailment...
OCCTO Awards 7.3 GW in Latest LTDA Round, With BESS Competition Easing
Energy
June 5, 2026
The Organization for Cross-regional Coordination of Transmission Operators (OCCTO) has announced the results of the third round of the Long-Term Decarbonized Power Source Auction (LTDA)....
Japan Data Center Update 20: Google’s Japan Data Center Gets Hourly Proof of Green Power — and the GHG Protocol May Consider Similar Ideas
Data-Center
June 3, 2026
JERA Cross Tests Hourly Matching Using NFCs for Google Data Center JERA Cross announced that, as part of a demonstration project, it generated hourly...
BESS Integration Accelerates Across FIP Renewables and Thermal Power Plants
BESS
June 2, 2026
As the global energy crisis persists and Japan faces growing pressure to balance its carbon-neutral agenda with energy supply security, battery energy storage systems...
Japan Data Center Update 19: Government and Industry Push Integrated Approaches to Data Center Development
Data-Center
May 26, 2026
Ministry of the Environment Offers Up to JPY 1 Billion for Low-Carbon Data Center Projects The Ministry of the Environment (MoE) launched a tender...
Japan’s Perovskite Solar Market Projected to Reach 12.5 GW by FY2040
Renewable
May 26, 2026
Yano Research Institute released a forecast for Japan’s perovskite market, including tandem-type cells that stack multiple solar cell layers. The institute projects that total domestic...
Japan Data Center Update 18: Japan’s Data Center Ecosystem Evolves With New Infrastructure and Efficiency Initiatives
Data-Center
May 19, 2026
Japan’s Containerized Data Center Market Is Projected to Grow 3.7x in 2025 Market researcher Fuji Chimera Research Institute released a survey on Japan’s domestic...
METI Selects 38 Candidate GX Strategic Zones for Final Approval This Summer
Energy
May 19, 2026
The Ministry of Economy, Trade and Industry (METI) selected promising zones under its GX Strategic Zone System, which aims to promote integrated development of decarbonized...
Japan Data Center Update 17: Utsunomiya Tender, TEPCO PG Aiming to Halve Connection Lead Time, and Tighter Capacity Rules
Data-Center
May 13, 2026
Utsunomiya Becomes Japan’s First City to Launch a Public Tender for Data Center Development Nikkei reported that Utsunomiya will become the first city in...
Japan Shifts to Annual Revisions of Wheeling Charges Under Revenue Cap System
Energy
May 4, 2026
The Electricity and Gas Market Surveillance Commission (EGC) plans to revise wheeling (transmission) charge calculation methods under the revenue cap system for the second regulatory...
METI Addresses Demand Growth and Supply Security in Power Market Reforms
Energy
May 1, 2026
Rising energy demand, driven by data center expansion, is increasingly driving power market conditions in Japan, while growing renewable capacity is reshaping supply dynamics....
Japan Data Center Update 16: The Businesses Powering Japan’s Data Center Expansion
Data-Center
April 28, 2026
Yanmar to Build Backup Generator Plant in Kitakyushu as Data Center Cluster Potential Grows Yanmar Holdings (HD) will launch a new plant in Kitakyushu...