Doryoku

What Doryoku does

Doryoku Co., Ltd. (株式会社動力) is a Japanese environmental products and solar-installation business headquartered in Anjo, Aichi Prefecture, listed on the Tokyo Stock Exchange under ticker 1432. The company designs, manufactures and sells proprietary solar panel mounting systems under several product brands — SMAC AL Z, SMAC Z 88, D-FLAT, D-RISE, Raku Raku Okukun and OS ANCHOR — designed for flat-roof, sloped-roof and ground-mount residential and light-commercial installations. Differentiating design elements include rubber cushioning to protect roof surfaces, integrated earth-gap grounding plates, and a hybrid rail + clamp architecture compatible with multiple module frame thicknesses, marketed as enabling rapid installation by non-specialist workers.

The business model combines hardware sales with bundled construction and installation services (販売･施工一括), delivered through a direct-sales force and a nationwide installation network that the company is actively expanding: a Kansai Sales Office opened in April 2025 and a Kanto Sales Office opened in May 2026, complementing the Aichi headquarters. Beyond mounting hardware, the product catalog includes residential and commercial storage battery systems (6.5 kWh, 9.8 kWh, 16.4 kWh, hybrid and single-function configurations), V2H (Vehicle-to-Home) equipment, a UV air purification system branded Virus Eliminator, and a waste plastic recycling system branded PyroEnergy. Customer segments are horizontal, spanning residential zero-energy house (ZEH) builders and commercial sites, and pricing is by quotation rather than published.

Doryoku has pursued sustainability-led positioning in 2025: SBT (Science Based Targets) certification in July 2025, a CRIF Synesgy ESG rating of 'B' (top ~15%) in April 2025, and Health Management Excellence Corporation 2025 certification. Marketing relies on the SMART ENERGY WEEK PV EXPO trade show, the Osaka-Kansai Expo 2025, an official YouTube channel (DORYOKU CHANNEL), and trade-press coverage in Solar Journal. No external funding rounds, M&A, parent company, or AI/ML capabilities are disclosed in the source material.

Name

Doryoku

Legal name

株式会社動力

Website

https://doryoku.co.jp

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

11–50 employees

Short description

Doryoku Co., Ltd. (株式会社動力) is a Japanese TSE-listed (1432) manufacturer and installer of proprietary solar panel mounting systems, storage batteries, and V2H equipment serving residential and commercial zero-energy house (ZEH) builders across Japan through direct sales and bundled installation services.

Ownership category

akta.pro rank

Product category

Solar Mounting Systems

NAICS

Hardware Manufacturing (33251), Other Electronic Component Manufacturing (334419)

SIC

Electronic Components & Accessories (3670)

akta.pro primary industry

Solar Mounting, Racking & Trackers (Fixed-Tilt, Single/Dual-Axis, Rooftop Mounts) (EUAMABAF)

akta.pro secondary industries

Solar Mounting, Racking, Trackers & Structural BOS Manufacturing (EUAMAHAC), Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB), Solar Roofing & Roof-Mounted PV Systems (IMADAFAO)

Keywords

• Solar mounting systems
• Photovoltaic installation hardware
• Zero-energy house equipment
• Residential energy storage
• Vehicle-to-home systems

Headquarters

HQ city

Anjo

HQ country

Japan

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales

Revenue model

1. Solar Mounting System Sales: Sale of proprietary solar panel mounting systems (架台) including SMAC AL Z, D-RISE, D-FLAT, and OS ANCHOR, sold directly to installation companies and end customers across Japan.
2. Installation and Construction Services: End-to-end construction and installation services for solar panel systems, bundled with product sales. The company operates a nationwide construction network.
3. Storage Battery and V2H Systems: Sales of residential and commercial storage battery systems and V2H (Vehicle-to-Home) equipment, offered alongside solar installations. Products include hybrid and single-function systems with capacities of 6.5kWh, 9.8kWh, and 16.4kWh.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Doryoku develops, manufactures, and sells proprietary solar panel mounting systems (架台) including SMAC AL Z, D-RISE, D-FLAT, OS ANCHOR, SMAC Z 88, and Raku Raku Okukun for residential and commercial photovoltaic installations in Japan. The company provides bundled nationwide installation and construction services (販売・施工一括) alongside these products, and additionally sells residential/commercial storage battery systems, V2H (Vehicle-to-Home) equipment, UV air purifiers (Virus Eliminator), and waste-plastic resource-recovery devices (Pyroenergy).

Product overview

Doryoku is a Japanese company specializing in zero-energy house (ゼロ・エネルギー・ハウス) equipment, offering solar panel mounting systems and comprehensive installation services. Their core product portfolio includes mounting bracket systems such as SMAC AL Z, SMAC Z 88, D-Flat, D-Rise, and Raku Raku Okukun for flat and sloped roof solar installations. They also provide storage battery systems and V2H (Vehicle to Home) solutions for energy storage and backup power, along with complementary products like UV air purifiers (Virus Eliminator) and waste resource recovery systems (Pyroenergy). The company operates nationwide installation services for residential and commercial solar energy systems.

Differentiator

Problem solved

Functional benefit

Brands

• SMAC AL Z: Product line for solar panel mounting systems
• D-RISE
• らくらく置っくん (Rakuraku Okkun)
• パイロリナジー (Pyrorenergy)
• ウイルスエリミネーター (Virus Eliminator)
• OSアンカー (OS Anchor)
• ディーフラット (D-Flat)
• ディーライズ (D-Rise)
• SMART PV Multi
• ソーラージャーナル

Products and services

• SMAC AL Z (スマック AL Z) Solar panel mounting bracket system designed for flat-roof installations, enabling efficient zero-energy house construction. Features a rubber cushion plate to protect roof surfaces and an earth gap plate ensuring consistent panel spacing and grounding. Target buyers: solar installation contractors, residential builders, and ZEH developers in Japan.
• SMAC Z 88 Solar panel mounting bracket system for roof installations with high wind-resistance specifications. Target buyers: solar installation contractors, residential builders, and commercial facilities in Japan.
• D-Flat (ディーフラット) Flat-roof solar panel mounting system designed for maximizing roof-space utilization. Target buyers: solar installation contractors and commercial-rooftop developers in Japan.
• D-Rise (ディーライズ) Elevated solar panel mounting system designed for improved airflow and panel performance, using a hybrid clamping-and-rail approach on sloped roofs. Compatible with JIS-compliant boundary blocks and module frame thicknesses of 30mm, 32mm, and 35mm. Target buyers: solar installation contractors and residential builders in Japan.
• Raku Raku Okukun (らくらく置くっくん) Easy-installation solar panel mounting system with 5° inclination angle and ground-fixed connected fittings. Features a rubber cushion to protect roof surfaces and enables installation without specialized skills, significantly reducing construction time. Target buyers: solar installation contractors, residential builders, and ZEH developers in Japan.
• OS Anchor (OSアンカー) Anchor system for securing solar panel installations to various roof types. Target buyers: solar installation contractors and ground-mount project developers in Japan.
• Storage Battery Systems (蓄電システム) Residential and commercial energy storage systems with capacities of 6.5kWh, 9.8kWh, and 16.4kWh, available in hybrid or single-function configurations with full-load or specific-load backup options. Target buyers: homeowners and commercial buyers seeking self-consumption and disaster-resilience backup power in Japan.
• V2H (Vehicle to Home) System that allows electric vehicle batteries to supply power to homes during outages or emergencies, functioning as a large-scale portable energy storage solution. Target buyers: EV-owning homeowners and small commercial buyers in Japan seeking backup power and solar self-consumption.
• Virus Eliminator (ウイルスエリミネーター) UV (ultraviolet) air purification system marketed for air sterilization and virus elimination in residential and commercial spaces. Target buyers: Japanese residential, commercial, and institutional buyers seeking air-quality solutions, often bundled with zero-energy facility equipment.
• Pyroenergy (パイロリナジー) Resource-recovery processing device for recycling and converting waste plastics into reusable energy resources, targeting ocean-plastic waste and SDGs (Sustainable Development Goals) contribution. Target buyers: Japanese commercial, industrial, and municipal buyers seeking waste-plastic recycling and circular-economy equipment.
• Solar Panel Installation Services Complete nationwide solar panel installation services including bundled sales-and-construction (販売・施工一括) for residential and commercial zero-energy house systems throughout Japan. Target buyers: Japanese homeowners, residential builders, and commercial facility owners seeking turnkey solar deployment.

Quantifiable outcome

• Doryoku achieved CRIF Synesgy ESG rating of B (upper ~15% equivalent) in April 2025, and received SBT (Science Based Targets) certification in July 2025

Segments2 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators1 record

Recent moves9 records

Expansion highlights6 records

Direct peers

• Unirac: North American manufacturer of solar PV racking and mounting systems for residential, commercial, and utility-scale installations. Comparable to Doryoku in the roof-mounted solar mounting segment with overlapping product categories and installer/distributor channel models.
• Schletter Group: German-based global manufacturer of solar mounting structures and racking systems for rooftops and ground-mount installations. Directly comparable to Doryoku in product category (mounting hardware) and target customer (solar installers / EPC firms), though operating at much larger international scale.
• Quick Mount PV: US manufacturer of solar roof mounting and attachment hardware for residential rooftop installations. Direct peer to Doryoku in installer-focused rooftop mounting hardware, with similar emphasis on code-compliant, weatherproof roof attachments.
• IronRidge: US manufacturer of solar mounting hardware (rack and rail systems) for residential and commercial rooftops. Comparable to Doryoku in the rooftop solar mounting category with a focus on ease-of-installation product design and installer-channel distribution.
• K2 Systems GmbH: German manufacturer of solar mounting systems (roof and ground) for residential and commercial applications. Comparable to Doryoku in core product category (mounting hardware) with overlapping installer customer base and similar ease-of-installation product positioning.
• PV Hardware (PVH): Spanish manufacturer of solar trackers, fixed-tilt structures, and mounting systems for utility and commercial-scale projects. Comparable to Doryoku in mounting hardware manufacturing, though PVH serves larger utility projects while Doryoku focuses on residential/rooftop.
• Sanko Metal Industry Co., Ltd. Japanese metalworking company that manufactures solar panel mounting structures (架台) and roofing accessories. Direct peer to Doryoku in the rooftop-mounting hardware segment for the Japanese residential and commercial solar market.
• Esdec Group: Dutch developer and manufacturer of professional mounting systems for solar panels on pitched and flat roofs. Direct peer to Doryoku in flat-roof and pitched-roof mounting hardware, with similar emphasis on installer-friendly installation and modular mounting designs.

Broad incumbents

• Kyocera Corporation: Japanese multinational electronics and solar manufacturer producing solar PV modules, inverters, and integrated energy systems for residential and commercial markets. Comparable to Doryoku as a Japanese solar industry participant with overlapping residential solar customers, but operating as a much broader incumbent across modules and systems.

Regional players

• West Holdings Corporation: Japanese holding company operating West Energy Solutions, one of the largest residential solar EPC and storage battery installers in Japan. Comparable to Doryoku in the Japanese rooftop solar + storage customer segment, though operating as a much larger downstream installer rather than a mounting hardware manufacturer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks4 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@DORYOKUCHANNEL

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Doryoku