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Tokyo Electric Power Company Holdings, Inc.

東京電力ホールディングス株式会社東京電力Former name東京電力株式会社Former name
Ticker
Listed market
TYO
Country
Japan
Employees (consolidated)
38,190
Related companies
136
§01

Basic information

BASIC
Head office
1-1-3 Uchisaiwaicho, Chiyoda-ku, Tokyo 100-8560, Japan
Chief executive
Tomoaki Kobayakawa
Capital
1,400,900,000,000  (14,009 100 million)
Employees (non-consolidated)
7,200 people
Employees (consolidated)
38,190 people
Start date
1951-05-01
End date
§02

Websites

1 DOMAINS
§03

Business

4
Thermal Power Generation & FuelTransmission & DistributionElectricity, Gas & Daily LifeRenewable Energy
§04

Related companies

136 COMPANIES
Company name Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
NF Power Service Co., Ltd.
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TEPCO Energy Partner International (Thailand) Co.
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TEPCO Digital Infrastructure Co., Ltd.
Group Subsidiary
TF Uchiyuki Town Special Purpose Company
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ESR Tepco Singapore 1 Holdings
Group
ESR Tepco Singapore Asset Alpha Corporation
Group
ESR Tepco Renewables
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Energy Asia Holdings Co.
Group
Greenway Grid Indonesia
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Green Bolt Holdings
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Graystones Ordable RL Offshore Wind Farm Company
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Seed Dragon Offshore Wind PTTY W Co.
Group
SeedDragon Holdings
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Senos Holdings Co., Ltd.
Group
Solar Rooftop CE Nine Corporation
Group
Tepco Global Energy Corporation
Group Subsidiary
TEPCO Power Grid UK
Group
Tepco Resources Inc.
Group Subsidiary
Tepco Renewable Power Singapore Co.
Group Subsidiary
Tepusco Vietnam Co.
Group Subsidiary
Trident North of Bid Co.
Group
Floatation Energy Corporation
Group
Blackwater Offshore Wind Farm Corporation
Group
Viet Hydro Company
Group
White Cross Offshore Wind Holdings
Group
Tokyo Electric Power Energy Partner Co., Ltd.
Group Subsidiary
Tokyo Electric Power Grid Co., Ltd.
Group Subsidiary
Tokyo Electric Power Ventures Co., Ltd.
Group Subsidiary
Tokyo Electric Power Renewable Power Co., Ltd.
Group Subsidiary
Morigasaki Energy Service Co., Ltd.
Group Subsidiary
Rakuten Mobile Infrastructure Solutions Inc.
Group
Kanden Co., Ltd.
Group
The Japan Atomic Power Company
Group
Tokyo Electric Power Timeless Capital Co., Ltd.
Group Subsidiary
Tokyo Enex Corporation
Group
Taiwan Offshore Wind Co.
Group
Kunchana Energy Restari Corporation
Group
Tokyo Electric Power Partners Co., Ltd.
Group Subsidiary
TEPCO i-Frontiers Inc.
Group
Growth Ring Grid Inc.
Group
Vietnam Power Development Co.
Group
Tokoku Toshiba Meter Systems Co., Ltd.
Group
Green Bolt Offshore Wind Farm Company
Group
Tokyo Record Management Co., Ltd.
Group Subsidiary
Tower Line Solution
Group
Teppo Solution Advance Co., Ltd.
Group Subsidiary
Deep Sea Green Energy (Hong Kong) Ltd.
Group
Agile Energy X, Inc.
Group Subsidiary
Tokkaku Takadake Co., Ltd.
Group
Dahlia Energy Corporation
Group
House Plus Housing Guarantee Corporation
Group Subsidiary
Hitachi Systems Power Services Co., Ltd.
Group
Hakusan
Group
Tsuru Biomass Power Generation LLC
Group Subsidiary
T&T Energy Corporation
Group
Evergreen Marketing Co., Ltd.
Group
Blackwater Offshore Wind Hold Co.
Group Subsidiary
Nuclear Fuel Transport Company, Ltd.
Group
East Design Civil Engineering Consultant Co., Ltd.
Group Subsidiary
Toranomon Energy Network Co., Ltd.
Group
Miraieno-shima LLC
Group
Senos Offshore Wind Farm Company
Group
Linteras Inc.
Group
Mitsui Fudosan TEPCO Energy Co., Ltd.
Group
Daido Crafts Co., Ltd.
Group
Tokyo Power Technology Corporation
Group Subsidiary
e-Mobility Power Inc.
Group Subsidiary
Harajuku Mori Mori Corporation
Group
Aqua Connect Namie Corporation
Group
Tsubame Energy Storage LLC
Group
Tokyo Power Corporation
Group Subsidiary
Tokyo Metropolitan City Service Co., Ltd.
Group
Tokyo Electric Town Planning Co., Ltd.
Group Subsidiary
Tokyo Electric Humming Work Co., Ltd.
Group Subsidiary
LIXIL TEPCO Smart Partners Co., Ltd.
Group
FamilyNet Japan Inc.
Group Subsidiary
NTT TEPCO Data Center Special Purpose Company
Group
Floation Energy Co.
Group Subsidiary
Tokyo Energy Alliance Co., Ltd.
Group
Tokyo Electric Construction Service Co., Ltd.
Group Subsidiary
Tokyo Electric Fuel & Power Co., Ltd.
Group Subsidiary
Tosoh Mirai Manufacturing Co., Ltd.
Group Subsidiary
Showei Electric Industry Co., Ltd.
Group
Teppo Systems Co., Ltd.
Group Subsidiary
TEPCO Home Tech Co., Ltd.
Group Subsidiary
Grid Skyway Limited Liability Business Cooperative
Group
SAP-Japan Inc.
Group
Tosou Facility & Service Co., Ltd.
Group Subsidiary
Tosou Real Estate Management Co., Ltd.
Group Subsidiary
Energy Gateway Inc.
Group Subsidiary
HFP試験センター(合)
Group
HPキャピタル株式会社
Group
TEPCO Fintech Corporation
Group Subsidiary
TEPCO Light Network Engineering Inc.
Group Subsidiary
TN Cross Corporation
Group
Greenway Grid Global Inc.
Group
Great Stones Offshore Wind Holdings
Group
テトラ・スパー・デモンストレータ社
Group
TEPCO Customer Service Inc.
Group Subsidiary
テプコ・イノベーション・アンド・インベストメンツ・ユーエス社
Group Subsidiary
Trident North Office Co.
Group
North Connect Corporation
Group
フローテーション・エナジー・シードラゴン・ピーティーワイ社
Group
フローテーション・エナジー・タイワン社
Group Subsidiary
フローテーション・エナジー・ピーティーワイ社
Group
Prime Solutions Inc.
Group
ホワイト・クロス・オフショア・ウインドファーム社
Group
Recycling Fuel Storage Co., Ltd.
Group Subsidiary
International Nuclear Energy Development of Japan Co.,Ltd.
Group
Koyasu Geothermal Inc.
Group
嵐恋蓄電所合同会社
Group
Shin Nihon Helicopter Co., Ltd.
Group
Japan Facility Solution Co., Ltd.
Group Subsidiary
Japan Utility Subway Co., Ltd.
Group
Japan Nuclear Protection Systems Inc.
Group
Japan Atomic Fuel Corporation
Group
Japan Natural Energy Corporation
Group Subsidiary
東京電力 パワーグリッド(PG)
Group Subsidiary
東京電力タイムレスキャピタル第三号投資事業有限責任組合
Group Subsidiary
東京電力タイムレスキャピタル第二号投資事業有限責任組合
Group Subsidiary
東京電力フロンティアパートナーズ(合)
Group Subsidiary
Toso Mirai Technology Corporation
Group Subsidiary
Tokyo Electric Real Estate Co., Ltd.
Group Subsidiary
Tokyo Electric Logistics Co., Ltd.
Group Subsidiary
Tokyo Electric Power Land Corporation
Group Subsidiary
Tokyo Electric Design Co., Ltd.
Group Subsidiary
GDBL Corporation
Group
JERA Corporation
Group
PinT Corporation
Group Subsidiary
Yamanashi Hydrogen Company Inc.
Group
At Tokyo Corporation
Group
Toma Highlands Resort Co., Ltd.
Group Subsidiary
Fukushima Power Transmission Co., Ltd.
Group
Iitate Bio Partners Co., Ltd.
Group Subsidiary
Tokyo Electric Fuel & Power Co., Ltd.
Customer
エナジーパートナー
Alliance
Names without a link are companies not yet registered in OpenBizGraph
§05

Network

NETWORK
Drag to move · click to open
§06

History

25 EVENTS

In 1969, local attraction for the construction of nuclear power plants was received from Kashiwazaki City and Kariwa Village.Sources

Kashiwazaki City Council Attraction ResolutionSources

Kariwa Village Council Attraction ResolutionSources

Kashiwazaki-Kariwa Nuclear Power Plant Site Preparation Office EstablishedSources

Signed fishing cooperative compensation agreementSources

Applied for reactor 1 construction permitSources

Construction of Unit 1 startedSources

Construction of Units 2 and 5 startedSources

Start of commercial operation of Unit 1Sources

Construction of Unit 3 startedSources

Construction of Unit 4 startedSources

Start of commercial operation of Unit 5Sources

Start of commercial operation of Unit 2Sources

Construction of Unit 6 has startedSources

Construction of Unit 7 has startedSources

Commercial operation of Unit 3 has begunSources

Commercial operation of Unit 4 has begunSources

Commercial operation of Unit 6 has begunSources

Commercial operation of Unit 7 has begunSources

As of Thursday, May 31, 2018, the electricity bill payment and various consultation counters have closed, so please contact your retail electricity provider. (Excluding island areas)Sources

The electricity bill payment and consultation reception desk has closed, please contact your retail electricity provider (excluding island areas).Sources

As of Wednesday, September 30, 2020, the electricity bill payment and various consultation counters at the Miyake Island Office have closed.Sources

The electricity bill payment and consultation reception desk at Miyake Island Office has closed, please contact us here.Sources

As of Wednesday, March 31, 2021, the electricity bill payment and various consultation counters in the island areas have closed.Sources

The electricity bill payment and consultation reception desk in island areas has closed, please contact us here.Sources

§07

News

162 ARTICLES

Status Report of Fukushima Daiichi Nuclear Power Plant (November 15, 2026)Sources

At the sub-drain and other water treatment facilities of Fukushima Daiichi Nuclear Power Plant, the drainage of temporary storage tank K was completed on November 14, meeting the operational target value. On November 15, tank D was not drained, and tank C is scheduled for November 16. Monitoring on site and in the sea showed no significant changes in the analysis results of groundwater, seawater, marine organisms, and seaweed, and the dispersion status centered on tritium is being continuously monitored.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The latest status of the Fukushima Daiichi Nuclear Power Plant was reported, including the start and end of wastewater discharge from the sub-drain and other water treatment facilities. Monitoring results for groundwater, seawater, seaweed, and seafood showed no significant changes, and continuous confirmation of the spread of tritium and other contaminants is being conducted. Further details can be found on the company's website.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The operation and release status of the sub-drain and other water treatment facilities, groundwater bypass, and ALPS treated water measurement and confirmation tank at Fukushima Daiichi Nuclear Power Plant were reported, indicating that the operational target values were satisfied.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The latest status of the sub-drain and other water treatment facilities, groundwater bypass, ALPS treated water measurement and confirmation tank, as well as on-site and marine monitoring at Fukushima Daiichi Nuclear Power Plant is reported. The discharge and release volumes of each facility meet the operational target values, and particularly the release performance of the ALPS treated water measurement and confirmation tank group C is about 456 m³.

Status of the Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The status of the Fukushima Daiichi Nuclear Power Plant was reported, including the latest data on the sub-drain and other water treatment facilities, the ALPS treatment water measurement and confirmation tank, and monitoring of the plant premises and surrounding sea area. At the sub-drain facility, the temporary storage tank discharge met the operational target value, and the ALPS tank C group continued to release approximately 456 m³. Monitoring of the plant premises and sea area showed no significant changes in the analysis results of groundwater, seawater, marine organisms, and seaweed, and continuous confirmation of the dispersion status centered on tritium was carried out.

Status of the Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The status of the Fukushima Daiichi Nuclear Power Plant was reported, including the latest information on the subdrain and other water treatment facilities, the ALPS treatment water measurement and confirmation tank, and the monitoring results within the plant and in the surrounding sea area. At the subdrain facility, the temporary storage tank discharge met the operational target value, and the ALPS tank C group continued to release approximately 456 m³. Monitoring within the plant and in the sea area showed no significant changes in the analysis results of groundwater, seawater, marine organisms, and seaweed, and continuous confirmation of the dispersion status centered on tritium is being conducted.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The gas management system for the containment vessel of Unit 1 at Fukushima Daiichi Nuclear Power Plant was temporarily shut down on November 4 for control panel replacement, and it was reported that it will transition to non-standard operation. A separate notice will be issued regarding the resumption of operations.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

The latest work results and schedule for Fukushima Daiichi Nuclear Power Plant were reported. The gas management equipment for the containment vessel of Unit 1 was temporarily stopped on November 4 due to the control panel update and is planned to transition to out-of-operation standards. At the subdrain and other water treatment facilities, drainage was completed on November 2 and 3, meeting the operational target values. The temporary storage tank for the groundwater bypass also met the operational target value on November 3.

Status of Fukushima Daiichi Nuclear Power Plant (Daily Report)Sources

At the Fukushima Daiichi Nuclear Power Plant's subdrain and other water treatment facilities, discharge that met operational target values began on November 1, and discharge scheduled for November 2 continues. In the ALPS treated water measurement and confirmation tank group C, approximately 456 m³ of release was carried out from 00:00 on October 31 to 00:00 on November 1. Analysis results of groundwater, seawater, marine organisms, and seaweed inside the plant and in the sea area have not shown significant changes compared to recent analysis values.

Fukushima Daiichi Nuclear Power Plant Daily Report (October 30)Sources

At the subdrain and other water treatment facilities, 870 cubic meters were discharged from temporary storage tank D on October 29, and the discharge from tank F began on October 30. The release from the ALPS treated water tank C group continued, with an estimated release of about 456 cubic meters from 0:00 on October 29 to 0:00 on October 30. Analysis results for groundwater, drainage channels, seawater, and marine products showed no significant changes compared to recent values.

§08

Public records

GOV
National Tax Agency basic information1010001008825
Source: National Tax Agency Corporate Number Publication Site, basic three itemsSources
Trade name
東京電力ホールディングス株式会社
Trade name (kana)
トウキョウデンリョクホールディングス
Name in English
Corporation type
301
Address
〒100-0011 東京都千代田区内幸町1丁目1番3号
Postal code
1000011
Prefecture code
13
City code
101
Address outside Japan
Prefecture in English
City in English
Address outside Japan in English
Corporate number assignment date
2015-10-05
Update date
2018-04-17
Change date
2016-04-13
Registry closure date
Reason for registry closure
Successor corporate number
Details of the change
Latest record
1
Excluded from search
0
Processing type
11
Correction type
1
Trade name image ID
Address image ID
Sequence number
1270313
METI gBizINFO1010001008825
Source: gBizINFO (Ministry of Economy, Trade and Industry)Sources
Corporate number
1010001008825
Trade name
東京電力ホールディングス株式会社
Trade name (kana)
トウキョウデンリョクホールディングス
Trade name (alphabet)
Registry closure date
Reason for registry closure
Registered address
東京都千代田区内幸町1丁目1番3号
Postal code
1000011
Prefecture
東京都
Prefecture code
13
City or district
千代田区
City code
101
Street address
内幸町1丁目1番3号
Organisation type
301
Processing type
11
Correction type
1
Status
Representative
代表執行役社長  小早川 智明
Capital
1400975000000
Employees
7999
Employees (male)
6844
Employees (female)
1046
Business summary
電気事業
Website URL
https://www.tepco.co.jp/about/ir/library/annual_report/pdf/TP2025_HC.pdf
Year founded
Business category
F:電気・ガス・熱供給・水道業
Date established
1951-05-01
Unified government qualification - grade
|A|A|
Unified government qualification - business items
213|216|229|303|309|315
Update date
2018-04-17
Key information
1010001008825
§09

Sources & updates

SOURCES
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