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Evolving into a comprehensive
energy service provider that
helps build a carbon-free world
and supports innovative living Learn more -
Retail/Wholesale Energy
& Related Business Learn more -
![Energy Solution Business]()
![Energy Solution Business]()
Energy Solution Business
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![Non-energy Business]()
![Non-energy Business]()
Non-energy Business
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![Sustainability]()
![Sustainability]()
Sustainability
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![Sustainability]()
![Sustainability]()
Who we are
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News Releases
- 2025/04/02 Sinanen Started supplying electricity with an effective renewable energy ratio of 100% to Yushiro Inc. Kanagawa Technical Center from April 1, 2025
- 2025/03/28 Melife Melife enters an agreement with Tomisato City, Chiba Prefecture to provide temporary shelters and assist in supplying gas during a disaster
- 2025/03/27 Melife Melife receives Organic Action Declaration Company certification promoted by Kisarazu City, Chiba Prefecture
- 2025/03/19 Sinanen HD Sinanen Holdings and five group companies receive the 2025 Outstanding Organizations of KENKO Investment for Health (large enterprise category) certification
IR News
About SINANEN HOLDINGS CO., LTD.
Business Field
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BtoC Business
(Retail/Wholesale Energy
&Related Business) -
BtoB Business
(Energy Solution Business) -
Non-energy
Business
Sinanen Holdings Group
- BtoC Business(Retail/Wholesale Energy＆Related Business)
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Melife-West Co., Ltd.
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Melife Co., Ltd.
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Melife-East Co., Ltd.
- BtoB Business(Energy Solution Business)
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Sinanen Co., Ltd.