Who we are
Who we are
By bringing together the full strength of the Sinanen Holdings Group, we are transforming into a service company that provides one-stop solutions not only for energy but also for the challenges faced by people and companies in local communities. We aim to be a company that continues to be chosen by our customers and is indispensable to the community.
Our Business
We are active in various locations throughout the region.
See here for details on each business.
Value Creation Process
By bringing together the full strength of the Sinanen Holdings Group, we are transforming into a service company that provides one-stop solutions not only for energy but also for the challenges faced by people and companies in local communities. We aim to be a company that continues to be chosen by our customers and is indispensable to the community.

Learn More About Us
Investor Relations
Company Information
Share Information
Energy Business (LP gas business)
We supply LP gas, which has relatively low CO2 emissions among fossil fuels and produces clean exhaust gases during combustion, to ordinary households.
LP gas volume handled:
No.3in Japan
(Source: 2025 LP Gas Annual Report Facts & Figures by SEKIYU KAGAKU SHIMBUN SHA)

Electricity Business
We supply electricity to a wide range of customers, including companies, local governments, government agencies, and schools. We entered the household electricity sales market in 2016, and we currently offer environmentally friendly electricity plans for both individuals and corporations. We have also developed the SINANEN Akari no Mori Project, which donates a portion of electricity charges to environmental conservation activities, and we are actively working on activities that nurture nature in partnership with NPOs and general incorporated associations.
Commercial electricity customers
(high voltage)
Approximately1,600customers
Residential electricity customers
(low voltage)
Approximately44,000customers
*As of March 31, 2026

Oil Business
We stably supply petroleum products such as kerosene, diesel, gasoline, and heavy oil to corporate customers nationwide. Of these, our kerosene sales volume accounts for approximately 10% of domestic distribution volume.
Kerosene sales volume:
approximately 130million kiloliters
*FYE March 31, 2026
Petroleum transshipment stations
"Oil Square"
"Kerosene Center"
81locations nationwide
*As of March 31, 2026

Bicycle Sharing Business
We operate the DAICHARI bicycle sharing service, mainly in Tokyo and the three surrounding prefectures. We collaborate with local governments and railway companies to promote the efficient installation of stations.
Number of operating stations:
approximately 3,200locations
Number of bicycles deployed:
approximately 17,000
*As of March 31, 2026

Antimicrobial Business
We were the first in the world to commercialize the silver-based inorganic antimicrobial agent Zeomic®®. It is now used in a wide variety of products, including cosmetics and daily necessities.
Silver-based inorganic antimicrobial agent:
No.2 in Japan
(based on the Company's research)

Comprehensive Building Maintenance Business
We handle a wide range of building-related needs, including building management and cleaning services for office buildings and commercial facilities, contracted operation and management of funeral halls and hospitals, and maintenance of multi-family residential buildings
Approximately 6,100properties
under management
*As of March 31, 2026

Investor Relations
- Energy Business
-
Sinanen Co., Ltd.
-
Sinanen energy tech Co., Ltd.
-
Minos Co., Ltd.
- Maintenance Business
-
Sinanen Axia Co., Ltd.
- Mobility Business
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Sinanen Bike Co., Ltd.
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Sinanen Mobility Plus Co., Ltd.
- Other Businesses
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Sinanen Zeomic Co., Ltd.











Sinanen Holdings Group