
We will promote the lasting
eco-friendly society.
Cosmo Eco Power is the very first company in Japan which only focus on wind energy business.
We provide the service through starting from the investigation,
planning to construction, maintenance.
NEWS RELEASE
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Shin-Iwaya Wind Park Commences Commercial Operations
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Cosmo Eco Power to Start Supplying Electricity and Environmental Value Generated at its Goto-Hassakubana Wind Power Plant to U-NEXT HOLDINGS and U-POWER Customers via U-POWER ~Three-year Short-term Corporate PPA Concluded to Contribute to Renewable Energy
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Cosmo and JR West Sign Basic Agreement Toward Further Expansion of Renewable Energy ~Efforts to be Driven by Virtual PPA Centered on Wind Power Generation~
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Cosmo Eco Power Signs Corporate Power Purchase Agreement with Amazon to Supply Renewable Energy from New Mutsu-Ogawara Wind Farm
PROJECTS
We operate over 170 wind turbine in about 20 different area in Japan. The total output exceeds 300,000kW.
Power plants nationwide
You can view information on power plants nationwide,
as well as details about each of Cosmo Eco Power's wind power plants.
Onshore Wind Power
- Total Number of Turbines
- 137Turbines
- Total Power Generation Capacity
- 316,250kW
Offshore Wind Power
- Total Number of Turbines
- 33Turbines
- Total Power Generation Capacity
- 138,600kW
EcoPower
*The total installed capacity of all our projects,
including both onshore and offshore wind power.

CORPORATE PROFILE
Company Mission
We will promote the lasting eco-friendly society by contributing the spread of renewable energy.
Company Outline
- Company Name
- Cosmo Eco Power Co., Ltd.
- Address
- TOC Osaki Bldg.#1, 1-6-1 Osaki, Shinagawa-ku, Tokyo Japan #141-0032
- Established
- 1 July, 1997
- Capital
- 7,164 million yen
- Representative Director, CEO
- Fumiaki Nokura
- Business Activities
-
- Sales of Wind Turbines Electricity
- Operation and Maintenance Services for self-owned and other companies' Wind Turbines

HISTORY
- 1997
-
- Jul
- EcoPower Co.,Ltd. was established as a pioneer of wind power generation company in Japan.
- Sep
- EBARA Corporation became the dominant shareholder.
- Dec
- Commenced power generation at Rumoi
Commenced power generation at Hebiura
- 1998
-
- Jan
- Commenced power generation at Noheji
- Mar
- Commenced power generation at Gotokishuku
Commenced power generation at Akita Wind Power
- Apr
- Commenced power generation at Wakkanai
Commenced power generation at Iwaya
Commenced power generation at Oiwake Soran
- Nov
- Commenced power generation at Ororon
- Dec
- Commenced power generation at Hasaki
- 1999
-
- Feb
- Commenced power generation at Gotokishuku
- Apr
- Commenced power generation at Matsumae
- May
- Commenced power generation at Tachikawa
- Jun
- Commenced power generation at Sodeyama Kogen
- Sep
- Commenced power generation at Rumoi II
- 2000
-
- Feb
- Commenced power generation at Tachikawa
- Oct
- Commenced power generation at Setana Marine Town
- Nov
- Commenced power generation at Akita Araya
- Dec
- Commenced power generation at Nemuro Habomai
- 2001
-
- May
- Commenced power generation at Atsuta
- Jun
- Commenced power generation at Wakkanai
- Nov
- Commenced power generation at Reuke
- 2003
-
- Jan
- Commenced power generation at Mutsu Ogawara Wind Farm
- Feb
- Commenced power generation at Iwaya Wind Park
- 2004
-
- Mar
- The company increased its shares by allocation of new shares to The Kansai Electric Power Co., Inc.
Commenced power generation at Hasaki Wind Farm
- 2006
-
- Mar
- Commenced power generation at Sodegaura
- 2007
-
- Mar
- Commenced power generation at Choshi Wind Farm
- 2009
-
- Apr
- Mergered with Wind Services Corporation.
- Sep
- Commenced power generation at Iwata Wind Farm
- 2010
-
- Mar
- Cosmo Oil Co., Ltd. became the dominant shareholder.
Commenced power generation at Ikata Wind Farm
- 2014
-
- Mar
- Cosmo Engineering Co.,Ltd. became the dominant shareholder.
- Nov
- Commenced power generation at Hirogawa Hidakagawa Wind Farm
- 2015
-
- Jul
- Commenced power generation at Aizu Wakamatsu Wind Farm
- 2016
-
- Feb
- Commenced power generation at Akita Araya
- 2017
-
- Feb
- Commenced power generation at Watarai Wind Farm I
- Oct
- Commenced power generation at Sakata-ko Miyaumi
Commenced power generation at Sakata-ko Ohama
- 2018
-
- Feb
- Commenced power generation at Ishikari Bay Shinko
- 2019
-
- Apr
- Cosmo Energy Holdings Co., Ltd. became the dominant shareholder.
Commenced power generation at Watarai Wind Farm II
Commenced power generation at Himegami Wind Park
- Jul
- Changed company name to "Cosmo Eco Power Co., Ltd.
- 2021
-
- Mar
- Commenced power generation at Goto Hassakubana
- Apr
- Commenced power generation at Chuki Wind Farm