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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
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...
J-POWER and Mizuho Complete Hourly Matching Pilot Ahead of GHG Protocol Revision
Energy
April 27, 2026
J-POWER, Mizuho Bank, and three other companies announced the successful completion of a pilot project demonstrating “hourly matching,” which verifies that renewable electricity generation and...
Japan Data Center Update 15: Tokyo and Kansai Expansion Gains Pace as Edge Data Centers Emerge
Data-Center
April 21, 2026
JFE and Mitsubishi to Develop Integrated Power Plant and Data Center Hub in Keihin Ogishima, Kanagawa JFE Holdings, one of Japan’s leading steelmakers, and...
METI to Limit Grid Connection Study Applications by Region to Manage Surge in BESS
BESS
April 21, 2026
The Ministry of Economy, Trade and Industry (METI)’s expert committee has recently decided to introduce a cap on the number of grid connection study applications...
Japan Data Center Update 14: Data center expansion accelerates as large-scale investment, decentralization, and local constraints collide
Data-Center
April 14, 2026
Microsoft to Invest USD 10 Billion in Japan Data Centers to Expand AI Infrastructure Microsoft announced it will invest USD 10 billion over four...
METI to Set Up Three WGs to Rewire Market Design, Capacity Mechanisms, and Retail Obligations in Parallel
Energy
April 14, 2026
The Ministry of Economy, Trade, and Industry (METI) announced at the Next Generation Infrastructure Development Subcommittee that it will establish three new working groups (WGs)...
Japan Data Center Update 13: New Data Center Models Emerge as Land, Cooling, and Grid Constraints Tighten
Data-Center
April 7, 2026
MOL, Hitachi Target Floating Data Centers to Ease Urban Deployment Bottlenecks Mitsui O.S.K. Lines (MOL), Hitachi, and Hitachi Systems have signed a basic...