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
25
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-24 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Energy Partner, Inc. Announces: The number of solar power and battery storage installations through services such as "zero initial cost" has exceeded 55,000 across the group – accelerating carbon neutrality in the household sector.”
25
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-24 Tokyo Electric Power Company Holdings,Incorporated “Regarding media reports concerning personnel matters at Tokyo Electric Power Company Holdings, Inc.”
24
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-23 Chubu Electric Power Company,Incorporated “Demand figures for the Chubu area for March 2026.”
24
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-23 Chubu Electric Power Company,Incorporated “Demand figures for the Chubu area for fiscal year 2025.”
24
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-23 Chubu Electric Power Company,Incorporated “Actual demand figures for the Chubu area for the second half of fiscal year 2025.”
24
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-23 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Holdings, Inc. Announcement: Regarding the results of the radiation environmental impact assessment (operational phase: FY2024) related to the discharge of ALPS-treated water into the ocean.”
24
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-23 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Grid Co., Ltd. Announcement Regarding the Loss of Our Work Hats.”
24
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-23 Chubu Electric Power Company,Incorporated “Himeji City has launched an initiative to identify early signs of cognitive decline and health risks among the elderly using the AI-powered cognitive function self-check app "ONSEI Pro" and electricity usage data.”
22
Apr
The Kansai Electric Power Company,Incorporated JP3228600007
2026-04-21 The Kansai Electric Power Company,Incorporated “Construction has begun on the Nakanoshima 3-chome Joint Development Phase IV project: a wood-based design x environmentally conscious office building.”
21
Apr
The Kansai Electric Power Company,Incorporated JP3228600007
2026-04-20 The Kansai Electric Power Company,Incorporated “Application for approval of changes to the decommissioning plan for Units 1 and 2 of the Ohi Nuclear Power Plant.”
18
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-17 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Holdings, Inc. Announcement: TN Cross Co., Ltd. has been selected as the implementer for Ryugasaki City's "Renewable Energy Equipment Introduction Project for Public Facilities (PPA Project)".”
17
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-16 Chubu Electric Power Company,Incorporated “A demonstration experiment has begun in Awa City, Tokushima Prefecture, to enable remote opening and closing of water taps using a smart electricity meter communication network.”
17
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-16 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Energy Partner, Inc. Announcement: Acceptance of applications for subsidies for the "Support Project for the Introduction of Household Energy Storage Systems, etc., for DR Resource Introduction" has begun.”
14
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-13 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Energy Partner, Inc. Announcement: Launch of a point reward service for new SECOM Home Security subscribers – Up to 12,000 "Kurashi TEPCO Points" awarded in total.”
11
Apr
The Kansai Electric Power Company,Incorporated JP3228600007
2026-04-10 The Kansai Electric Power Company,Incorporated “Maintenance and operation plan for nuclear power plants (FY2026).”
11
Apr
The Kansai Electric Power Company,Incorporated JP3228600007
2026-04-10 The Kansai Electric Power Company,Incorporated “The first power company to be selected as a "DX Stock 2026" company.”
10
Apr
Tokyo Electric Power Company Holdings,Incorporated JP3585800000
2026-04-09 Tokyo Electric Power Company Holdings,Incorporated “Tokyo Electric Power Company Holdings, Inc. Regarding the media coverage of our alliances on April 9, 2026.”
08
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-07 Chubu Electric Power Company,Incorporated “Receipt of 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.”
07
Apr
Chubu Electric Power Company,Incorporated JP3526600006
2026-04-06 Chubu Electric Power Company,Incorporated “Regarding the introduction of a "video call system" for the purpose of improving customer service and implementing prompt safety measures.”
04
Apr
The Kansai Electric Power Company,Incorporated JP3228600007
2026-04-03 The Kansai Electric Power Company,Incorporated “Nuclear power plant operating performance, etc. (FY2025).”