Shizen Energy
Shizen Energy is a Japan-founded renewable energy platform that develops, builds, and operates utility-scale solar, wind, and battery storage across nine countries, serving hyperscalers and large corporates with end-to-end development, EPC, O&M, and PPA services.
- Company typePrivate
- Founded2011
- HeadquartersFukuoka, Japan
- Headcount251–500
- GTM typeB2B
- OfferingServices
What Shizen Energy does
Shizen Energy (自然電力株式会社) is a Japan-based renewable energy platform founded in June 2011 in the aftermath of the Great East Japan Earthquake. The company develops, builds, and operates utility-scale solar, wind, and grid-scale battery energy storage assets across Japan and eight international markets (Thailand, Malaysia, Indonesia, Vietnam, Philippines, Australia/New Zealand, Brazil), with a group development portfolio of 1,601.3 MW as of December 2025 and 872 MW operating in Japan alone. The business is structured around four core operating entities: Shizen Energy Inc. (development and decarbonization solutions), Shizen Engineering Inc. (EPC, rebranded from the JUWI JV after Shizen acquired full ownership in March 2024), Shizen Operations Inc. (O&M and asset management of 680 MW across 137 sites and 45 SPCs), and Shizen Connect Inc. (VPP and energy management technology, separately funded via JPY 2.7 billion Series A in May 2026 and recognized as Japan's #1 grid-scale battery AC/RA systems provider).
The technology stack centers on proprietary Virtual Power Plant (VPP) and energy management system (EMS) platforms that aggregate and optimize distributed renewable assets, storage batteries, EV chargers, and EcoCute systems; Shizen Connect's VPP was featured in the WIPO Green Technology Book for EXPO 2025 Osaka. Revenue is generated through a hybrid model combining equity-style returns from own-operated power generation under FIT/FIP and corporate PPA schemes, EPC contract revenue from Shizen Engineering, recurring O&M and asset management fees on third-party-owned assets managed by Shizen Operations, and corporate PPA aggregation plus environmental certificate procurement (non-fossil certificates, I-REC, TIGR, GO, REC). The customer base is anchored by hyperscalers Microsoft (cumulative 100MW+ Japan Virtual PPAs) and Google (30MW Malaysia PPA), alongside Japanese corporates (Tokyo Gas, SMFL Mirai Partners, Hokkaido Electric Power) and education/research institutions for on-site agrivoltaic projects.
The go-to-market combines direct enterprise sales to global technology firms and large Japanese corporations with strategic channel partnerships — joint ventures including Nishitetsu-Shizen Energy (Kyushu, 50/50 JV with West Japan Railway), PT Alam Energy Renewables (Indonesia, with NiX Group, Enbio Holdings, Kanematsu, and Alamport), and Terra Wind Renewables (onshore wind, backed by Stonepeak). Capital structure is anchored by a JPY 70 billion (USD 474 million) committed investment framework from CDPQ (October 2022), with registered capital of JPY 12.6 billion as of end-December 2025; the company remains privately held with no public listing and operates from a Tokyo headquarters and Fukuoka regional headquarters plus offices in Sendai, Nagoya, Ashiya (Kansai), Kumamoto, and Oita.
Shizen Energy firmographics
Firmographics- Name
- Shizen Energy
- Legal name
- 自然電力株式会社
- Website
- https://shizenenergy.net
- Company type
- Private
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Shizen Energy is a Japan-founded renewable energy platform that develops, builds, and operates utility-scale solar, wind, and battery storage across nine countries, serving hyperscalers and large corporates with end-to-end development, EPC, O&M, and PPA services.
- Ownership category
- akta.pro rank
Shizen Energy industry classification
Industry- Product category
- Renewable Energy Development and Power Generation
- NAICS
- Solar Electric Power Generation (221114), Wind Electric Power Generation (221115), Electric Power Generation (22111), Other Electric Power Generation (221118)
- SIC
- Electric Services (4911), Cogeneration Services & Small Power Producers (4991)
- akta.pro primary industry
- Development Management & Owner’s Engineering (Design Basis, Yield, Technical Due Diligence) (EUAMAAAG)
- akta.pro secondary industries
- Asset Management & Owner’s Engineering (Lifecycle Strategy, Budgeting, Technical Due Diligence) (EUAMAGAJ), Renewable Energy Asset Management (Solar/Wind/Hydro/Geothermal) (EUAEAMAB), Hybrid Renewable Systems & Co-Optimization R&D (Solar+Wind+Storage, Multi-Resource Plants, Controls) (EUAMAOAI), Wind Power Plant EPC (Onshore/Offshore) (EUAEAAAF), Renewable Energy Infrastructure (FSAAAKAG)
Keywords
Where Shizen Energy is headquartered
LocationHeadquarters
- HQ city
- Fukuoka
- HQ country
- Japan
- HQ region
- Asia
Offices8 records
Markets served
Shizen Energy business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Operations, Personnel, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Power Generation and Electricity Sales: Development, construction, and operation of solar, wind, and other renewable energy power plants. Revenue generated from selling electricity under FIT/FIP schemes and corporate PPAs.
- EPC Services: Engineering, Procurement, and Construction services for solar and renewable power plants. Shizen Engineering handles full-scope EPC for utility-scale projects.
- O&M and Asset Management: Operations & Maintenance (O&M) and Asset Management (AM) services for third-party and group-owned renewable energy assets. Technical AM, Commercial AM, and Local Relationship management across 137 sites.
- Corporate PPA and Aggregation: Virtual PPA and renewable energy aggregation services bundling decentralized power sources for large corporate off-takers. Revenue from electricity and environmental attribute sales under fixed-price long-term agreements.
- Decarbonization Solutions: Carbon-free solutions including off-site PPA (physical and virtual), environmental certificate procurement (non-fossil certificates, I-REC, TIGR, GO, REC), and overseas decarbonization support.
Go-to-market motion2 records
Distribution channels3 records
Marketing channels4 records
Shizen Energy product offering
Product offeringCore offering
Shizen Energy develops, constructs, and operates utility-scale solar, wind, and grid-scale battery energy storage power plants across Japan and international markets, while providing end-to-end services including EPC, O&M, asset management, corporate Power Purchase Agreements, and proprietary VPP/EMS energy management technology through its subsidiaries. Revenue is generated from electricity sales under FIT/FIP and corporate PPA schemes, project development fees, and managed services for renewable energy asset owners.
Product overview
Shizen Energy Group operates as a comprehensive renewable energy platform with three main subsidiaries: Shizen Energy Inc. (development and solutions), Shizen Engineering Inc. (EPC), and Shizen Operations Inc. (O&M/AM), plus subsidiary Shizen Connect (energy tech/VPP). The company offers end-to-end services spanning solar and wind power development, grid-scale battery storage (BESS), offsite PPA and environmental certificate procurement, energy management systems, and regional business initiatives. The portfolio includes 1,601.3 MW of developed generation capacity across Japan and international markets (Thailand, Malaysia, Indonesia, Vietnam, Philippines, Australia/New Zealand, Brazil). Shizen Connect provides VPP technology and energy aggregation services that integrate distributed energy resources.
Differentiator
Problem solved
Functional benefit
Products and services
- Solar Power Development
- Wind Power Development
- Grid-Scale Battery Energy Storage (BESS)
Quantifiable outcome
- Over 1 GW of renewable energy generated worldwide
- +3 more outcomes
Companies that use Shizen Energy
Customer profileNamed customers10 records
Segments4 records
Ideal customer profiles3 records
Shizen Energy technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Shizen Energy partnerships and signals
Strategic signalPartnerships
13 partnerships are on record, tiered core and minor.
- TOKYU LAND CORPORATIONcoreShizen Energy participates in the Ishikari Renewable Energy Data Center No. 1 project in Hokkaido as strategic partner. The data center, designed to operate on 100% renewable energy, is an initiative led by TOYKU LAND CORPORATION and Flower Communications Inc.
- TotalEnergiescoreGoogle and TotalEnergies signed a 21-year deal covering up to 300MW of solar capacity with battery storage across Peninsular Malaysia. TotalEnergies partnered with Google on Malaysian solar projects, complementing Shizen Energy's 30MW project for Google's Malaysian data centers.
- Brazil Offshore Wind Developer CoalitionminorShizen Energy Group is part of a coalition of 8 developers working to advance offshore wind projects in Brazil, where 59 project proposals have been submitted to environmental regulator IBAMA pending final government regulations.
- Terra Wind RenewablescoreTerra Wind is an investment portfolio company of Shizen Energy focused on onshore wind development in the Asia-Pacific region, supported by global investment firm Stonepeak.
- Tokyo GascoreTokyo Gas is listed as a partner of Shizen Energy. Tokyo Gas and Shizen Energy have collaborated on projects including the Iwakuni-Uyu solar power plant.
- Tokyu Land CorporationcoreTokyu Land Corporation leads the Ishikari Renewable Energy Data Center project with Shizen Energy as a strategic partner, promoting community-based green transformation in Hokkaido.
- Nishitetsu (West Japan Railway)coreNishitetsu-Shizen Energy joint venture (50/50) was established in April 2022 to promote decarbonization and regional resilience in Kyushu, targeting 30MW of renewable energy by FY2025 (6.5MW completed by FY2023).
- Tokyu Property CorporationcoreTokyu Property Corporation and Shizen Energy co-established Rie-ne Natural Farm LLC for vertical agrivoltaic solar projects, including Japan's largest vertical agrivoltaic installation at Obihiro University of Agriculture and Veterinary Medicine.
- JUWI AG (Germany)coreJUWI AG, a global wind and solar developer, was Shizen Energy's original JV partner (established 2013). In March 2024, Shizen Energy acquired JUWI's remaining shares, fully integrating the JV operations under the Shizen Engineering brand.
- Alamport Inc.coreAlamport Inc. is a shareholder in PT Alam Energy Renewables, the JV developing rooftop solar rental business in Indonesia alongside Shizen Energy, NiX Group, Enbio Holdings, and Kanematsu Corporation.
- NiX GroupcoreNiX Group (core company NiX Japan Co., Ltd.) is a shareholder in PT Alam Energy Renewables developing C&I rooftop solar rental business in Indonesia.
- Kanematsu CorporationminorKanematsu Corporation is a shareholder in PT Alam Energy Renewables, supporting renewable energy development in Indonesia.
- SENAI (Brazil)minorSENAI leads a pilot R&D offshore wind project in Rio Grande do Norte, Brazil, with Esteyco and Dois A Engenharia, in which Shizen Energy Group participates as part of an 8-developer coalition preparing for Brazil's offshore wind regulations.
Scale indicators8 records
Recent moves6 records
Expansion highlights8 records
Shizen Energy competitors and assessment
Company assessmentBroad incumbents
- Enel Green Power: Renewables arm of Enel Group, one of the world's largest utility-scale wind, solar, and storage developers with global operations including Asia-Pacific. Provides a benchmark for scale and grid-services ambition relative to Shizen's VPP/BESS pivot.
- ACWA Power: Saudi-listed global IPP and developer with multi-technology (solar, wind, BESS, green hydrogen) projects across the Middle East, Africa, and Southeast Asia. Comparable as a major corporate PPA supplier with a multi-region emerging-markets portfolio and strong balance-sheet financing.
- Engie / ENGIE Asia Pacific: Global multi-utility with substantial renewable energy operations across Southeast Asia (notably through legacy Sunseap assets in Singapore and regional solar portfolios). Comparable as a broad incumbent competing for hyperscaler PPAs and utility-scale projects in the same geographies as Shizen.
- TotalEnergies Renewables: Renewables division of TotalEnergies, a global multi-energy major with significant utility-scale solar+storage and offshore wind ambitions. Direct overlap on Shizen's Malaysian Google solar partnership and broader Asian IPP competition.
Direct peers
- Sonnedix: Global independent power producer (IPP) focused on solar PV development, ownership, and operations across OECD and select emerging markets. Comparable as a private, multi-GW scale renewable IPP selling PPA-based energy to corporate and utility off-takers.
- Pacifico Energy: Japan-based renewable energy developer focused on utility-scale solar and wind projects, with international expansion in Southeast Asia. Directly comparable to Shizen in scope (development, EPC, PPA sales) and Japanese/SE Asia geographic focus.
- Scatec ASA: Norwegian-listed renewable energy IPP developing, owning, and operating solar, wind, and storage in emerging markets including Southeast Asia. Highly comparable business model: utility-scale development, EPC, and long-term PPA sales in similar geographies to Shizen.
- juwi AG: German renewable energy developer specializing in utility-scale solar and wind EPC plus operations. Was Shizen's original JV partner (JUWI Shizen Energy) from 2013 until Shizen acquired full ownership in March 2024, making it a directly comparable peer in EPC and wind/solar development.
- BayWa r.e. German-headquartered global renewable energy developer, trader, and EPC contractor with significant solar, wind, and storage portfolios. Comparable in scale, multi-country footprint, and end-to-end development-to-O&M services offering.
- Encavis AG: European independent power producer operating a multi-GW solar and wind portfolio with growing battery storage exposure. Comparable mid-size IPP with similar development-to-O&M lifecycle and corporate PPA exposure.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights6 records
Customer concentration
Shizen Energy social profiles
Digital presenceShizen Energy financial estimates
Financial estimateRevenue estimate
Valuation estimate
Shizen Energy leadership team
Management profileNumber of profiles
Profiles5 records
Shizen Energy subsidiaries and ownership
Company hierarchySubsidiaries5 records
Shizen Energy funding detail
Funding detailFunding overview
Funding rounds3 records
Investors4 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Shizen Energy M&A and investment
M&A and investmentM&A
Investments1 record
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Shizen Energy
What does Shizen Energy do?
Shizen Energy develops, constructs, and operates utility-scale solar, wind, and grid-scale battery energy storage power plants across Japan and international markets, while providing end-to-end services including EPC, O&M, asset management, corporate Power Purchase Agreements, and proprietary VPP/EMS energy management technology through its subsidiaries. Revenue is generated from electricity sales under FIT/FIP and corporate PPA schemes, project development fees, and managed services for renewable energy asset owners.
Is Shizen Energy a public or private company?
Shizen Energy is a private company. It is classified as venture growth investor backed and is currently operating.
When was Shizen Energy founded?
Shizen Energy was founded in 2011. It employs 251 to 500 people.
Where is Shizen Energy based?
Shizen Energy is headquartered in Fukuoka, Japan, in the Asia region.
How does Shizen Energy make money?
Five revenue lines are on record. Power Generation and Electricity Sales are the primary driver. The others are EPC Services, O&M and Asset Management, corporate PPA and Aggregation and decarbonization Solutions.
Who are Shizen Energy's main competitors?
Broad incumbents on record are Enel Green Power, ACWA Power, Engie / ENGIE Asia Pacific and TotalEnergies Renewables. Direct peers are Sonnedix, Pacifico Energy, Scatec ASA, juwi AG, BayWa r.e. and Encavis AG.
Does Shizen Energy have an API?
No public API is recorded for Shizen Energy.
What industry is Shizen Energy in?
Shizen Energy's product category is Renewable Energy Development and Power Generation. Its primary akta.pro industry code is EUAMAAAG, Development Management & Owner’s Engineering (Design Basis, Yield, Technical Due Diligence), with a secondary code of EUAMAGAJ, Asset Management & Owner’s Engineering (Lifecycle Strategy, Budgeting, Technical Due Diligence). Its NAICS code is 221114 and its SIC code is 4911.