Nikkei Industry Sector
Electric Power
Overview
Japan's electricity sector includes major regional electric utilities that form the backbone of the nation's power infrastructure. Following the 2011 Fukushima disaster, the sector underwent fundamental restructuring—nuclear restarts, renewable energy integration, and retail market liberalization permanently altered competitive dynamics and earnings structures.
Current Trend
Nuclear restarts and renewable energy expansion are reshaping sector economics. As more reactors receive regulatory approval to resume operations, utilities are experiencing significant fuel cost relief. Ambitious government renewable energy targets are simultaneously driving substantial investment in offshore wind, solar power, and grid modernization infrastructure.
Companies in This Sector
3
Today's Avg. Price Change
+3.54%
Simple average of constituent stock price changes vs. previous close. Not a sector index.
Updated: 2026-08-31 (JST)
Position in Japan
Electric utilities occupy a strategically critical position in Japan's economy but faced prolonged earnings pressure after 2011 from expensive LNG imports replacing offline nuclear capacity. Government energy security policy, nuclear restart approvals, and the pace of renewable energy integration heavily influence sector economics and stock performance.
Latest Press Releases
03
Jun
The Kansai Electric Power Company,Incorporated JP3228600007
2026-06-02 The Kansai Electric Power Company,Incorporated “Measures regarding electricity and city gas rates in conjunction with the implementation of "Electricity and Gas Rate Support" (application).”
03
Jun
Chubu Electric Power Company,Incorporated JP3526600006
2026-06-02 Chubu Electric Power Company,Incorporated “Regarding special measures for electricity and city gas rates in connection with the implementation of "Electricity and Gas Rate Support," and the application for approval of special measures for electricity rates.”
03
Jun
Chubu Electric Power Company,Incorporated JP3526600006
2026-06-02 Chubu Electric Power Company,Incorporated “Regarding the application for special approval of the final guarantee supply contract in connection with the implementation of electricity rate subsidies.”
02
Jun
The Kansai Electric Power Company,Incorporated JP3228600007
2026-06-01 The Kansai Electric Power Company,Incorporated “Operating status of nuclear power plants.”
02
Jun
Chubu Electric Power Company,Incorporated JP3526600006
2026-06-01 Chubu Electric Power Company,Incorporated “Toyota Tsusho and Chubu Electric Power Mirize begin offering new CO2-free electricity – effectively utilizing renewable energy sources owned by the Toyota Group within the group and contributing to the decarbonization of the supply chain.”
02
Jun
Chubu Electric Power Company,Incorporated JP3526600006
2026-06-01 Chubu Electric Power Company,Incorporated “Construction has begun on a solar power plant utilizing idle land in Iwata and Shimada cities, Shizuoka Prefecture, with the aim of starting operations in February 2027.”
02
Jun
Chubu Electric Power Company,Incorporated JP3526600006
2026-06-01 Chubu Electric Power Company,Incorporated “Regarding the smart meter burnout incident.”
02
Jun
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-06-01 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Renewable Power Co., Ltd. Announcement Regarding the Publication of "Hydroelectric Power Map of Everyone's Town" on Our Website.”
30
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-29 Chubu Electric Power Company,Incorporated “Chubu Electric Power Mirize and Infronia have begun considering collaboration to expand the introduction of renewable energy, and have reached a basic agreement on a long-term PPA for a new wind power plant to be constructed in the Tohoku region as the first project.”
30
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-29 Chubu Electric Power Company,Incorporated “Regarding momentary voltage drops in our service area.”
30
May
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-05-29 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Grid Co., Ltd. Announcement Regarding Fuel Cost Adjustments and Other Fuel Cost Adjustments for Electricity Charges for July 2026.”
29
May
The Kansai Electric Power Company,Incorporated JP3228600007
2026-05-28 The Kansai Electric Power Company,Incorporated “Fuel cost adjustments, etc., for electricity charges for July 2026.”
29
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-28 Chubu Electric Power Company,Incorporated “Implementation of a study project toward the commercialization of SAF production using sorghum as a raw material – Selected for the FY2026 JCCP "Industrial Infrastructure Development Support Confirmation Project" and signing of a participation agreement.”
29
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-28 Chubu Electric Power Company,Incorporated “Regarding the fuel cost adjustment for electricity charges for July 2026.”
28
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-27 Chubu Electric Power Company,Incorporated “A report based on guidance from the Agency for Natural Resources and Energy of the Ministry of Economy, Trade and Industry regarding inappropriate procurement procedures in safety improvement work at the Hamaoka Nuclear Power Plant.”
28
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-27 Chubu Electric Power Company,Incorporated “To support the advancement and efficiency of education, construction planning, and equipment maintenance operations, we have launched the "GAxIA Platform Service (3D Gaussian Splatting)," which accurately reproduces the conditions of the site and equipment in 3D.”
28
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-27 Chubu Electric Power Company,Incorporated “The Yahaba Biomass Power Plant has begun commercial operation.”
27
May
Chubu Electric Power Company,Incorporated JP3526600006
2026-05-26 Chubu Electric Power Company,Incorporated “May 2026 Regular Press Conference: President Hayashi's Address.”
27
May
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-05-26 Tokyo Electric Power Company Holdings,Incorporated “Regarding media coverage of the 102nd Ordinary General Meeting of Shareholders of Tokyo Electric Power Company Holdings, Inc.”
26
May
The Kansai Electric Power Company,Incorporated JP3228600007
2026-05-25 The Kansai Electric Power Company,Incorporated “Kansai Electric Power Transition Bond (582nd offering) is now open.”