Looop
- Company typePrivate
- Founded2011
- HeadquartersTokyo, Japan
- Headcount1–10
- GTM typeB2B and B2C
- OfferingServices
Looop firmographics
Firmographics- Name
- Looop
- Legal name
- 株式会社Ｌｏｏｏプ（ループ）Looop Inc.
- Website
- https://looop.co.jp
- Company type
- Private
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Looop industry classification
Industry- Product category
- Renewable Energy Retail and Power Generation
- NAICS
- Electric Power Generation, Transmission and Distribution (2211), Solar Electric Power Generation (221114), Wind Electric Power Generation (221115)
- SIC
- Cogeneration Services & Small Power Producers (4991)
- akta.pro primary industry
- Home Energy & EV Charging (HEMS, Smart Meters, Batteries, Chargers) (HSAPAQAF)
- akta.pro secondary industries
- Demand Response, Load Flexibility & Smart Thermostat Aggregation (EUADAPAM), Advanced Metering Infrastructure (AMI) & Smart Metering (EUADAPAB)
Keywords
Where Looop is headquartered
LocationHeadquarters
- HQ city
- Tokyo
- HQ country
- Japan
- HQ region
- Asia
Offices4 records
Markets served
Looop business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Operations, Supply Chain, Technology or R&D, Infrastructure, Personnel, Marketing or Sales
Revenue model
- Electricity Retail (Looop Denki): Looop operates as a retail electricity provider offering market-linked pricing plans and various discount programs. The company has grown to 400,000+ contracts as of 2026, making it the largest independent power retailer (新電力) by low-voltage supply volume.
- Battery Storage Business: Sale and installation of home battery storage systems including SOLABOX hybrid storage system. Also includes maintenance and support services for battery products.
- EPC Services (Power Plant Design and Construction): One-stop services for solar power plant design, procurement, and construction. Includes solar panel supply, installation, and after-construction support.
- Power Development (IPP): Development and operation of renewable energy power plants including solar and wind. The company operates 41 power plants totaling 64MW capacity across Japan.
- PPA Services (Corporate Renewable Energy): On-site and off-site PPA (Power Purchase Agreement) services for corporate customers, including renewable energy supply contracts and demand response (aggregation) services.
- Smart Home Solutions: IoT and smart home solutions for real estate developers and property management companies, including 9DOTs integrated devices, smart locks, and building management systems.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Usage-based | Monthly | Market-linked pricing with automatic discounts (Omakase Discount) |
| Usage-based | Monthly | 晴れ割 (Sunny Day Discount) - Sunny day electricity discount |
| Unit Pricing | One time/ perpetual license | SOLABOX Home Battery System |
Go-to-market motion2 records
Distribution channels6 records
Marketing channels10 records
Looop product offering
Product offeringCore offering
Looop is an independent renewable energy company that generates, supplies, and manages electricity across Japan. It operates market-linked retail electricity service (Looop Denki) for residential customers, develops and operates its own solar and wind power plants (64MW across 41 sites), sells the SOLABOX home battery storage system, provides on-site and off-site corporate PPA services, and delivers EPC services for third-party power plant construction. The company also offers IoT-based Smart Home solutions (9DOTs hub) for real estate developers and property managers.
Product overview
Looop is an independent energy company offering a portfolio of renewable energy and energy management products and services. Its consumer-facing core product is Looop Electric (Looopでんき), a retail electricity service with market-linked pricing plans supported by an official mobile app providing real-time price visibility and auto-discount programs. Looop also sells the SOLABOX hybrid home battery system for solar self-consumption maximization with whole-home backup, and provides a Smart Home IoT service for real estate developers and property managers featuring the 9DOTs integrated hub with the グラモン AI agent, Glamo Smart Lock, and iRemocon smart remote. On the B2B side, Looop offers renewable energy business services including on-site/off-site PPA, grid battery storage development, and one-stop solar power plant EPC and O&M. The company also develops and operates its own power plants (IPP) across solar and wind, covering 41 sites at 64 MW, and recruits land for solar and battery installations. The O&M and みえるーぷ remote monitoring businesses were transferred to Renewable Japan Co., Ltd. via a company split effective February 2026.
Differentiator
Problem solved
Functional benefit
Brands
- SOLABOX: 家庭用ハイブリッド蓄電システム - A home hybrid storage battery system featuring LFP (lithium iron phosphate) batteries with capacities of 5.8kWh and 11.5kWh, offering whole-home backup during power outages.
- Zero Roofs
- 9DOTs（ナインドット）
- Glamo Smart Lock
- GSMS
- グラモン
- 晴れ割
- おまかせ割
- みえるーぷ
- Looop Resort NASU
Products and services
- Looop Denki (Looop Electric) Retail electricity service for residential and small business customers offering market-linked pricing (Smart Time ONE plan), automatic discount programs (Omakase Discount, Harewari Sunny Day Discount, Emergency Assistance Discount), and a mobile app providing real-time electricity price visibility and usage analytics. Serves 400,000+ contracts nationwide (except Okinawa).
- SOLABOX Hybrid Home Battery Storage System Hybrid home storage system combining a high-performance power conditioner with MPPT shadow scan function and selectable-capacity LFP (lithium iron phosphate) battery modules (5.8kWh or 11.5kWh). Maximizes self-consumption of solar power, provides whole-home backup (13+ hours for 5.8kWh, 28+ hours for 11.5kWh) during outages, supports 200V output, IP65-rated for outdoor installation, and app-controlled. Targets residential solar owners.
- Smart Home Service (9DOTs IoT Hub) IoT smart home service for real estate developers and property managers. Centers on the 9DOTs integrated IoT hub with Glamon AI agent, enabling unified intercom, home automation, HEMS monitoring, smart lock, security and eldercare. Includes Glamo Smart Lock, GSMS property management cloud, and iRemocon smart remote. Delivers 17-30% rent premium for deployed properties.
- Corporate Renewable Energy (On-site/Off-site PPA) On-site and off-site Power Purchase Agreement (PPA) services for corporate customers seeking decarbonization without capital expenditure. Includes demand response (aggregation) services and grid battery storage solutions. Covers full lifecycle from procurement and design through installation, electrical work, and ongoing operation.
- Power Plant Design and Construction (EPC) One-stop solar power plant engineering, procurement, and construction service covering full project lifecycle from site evaluation to commissioning. Includes solar panel supply (monocrystalline/polycrystalline), power conditioners, financing assistance, and installation. Also provides FIP/FIT conversion service (Looop FIT Premium).
- Power Development (Independent Power Producer) Development, ownership, and operation of renewable energy power plants (solar PV and onshore wind). Currently operates 41 plants totaling 64MW with 129MW under development across Japan. Includes environmental education programs at power plant sites and the Looop Resort NASU accommodation facility for regional activation.
- Harewari Sunny Day Discount Service Japan's first electricity bill discount service that provides ¥2/kWh off during sunny-day peak hours (10:00-13:59) on days designated sunny by Looop's selected meteorological data. Promotes peak shift to daytime hours when solar power is abundant. Available through the official mobile app.
Quantifiable outcome
- Looop Denki service expanded to 400,000+ contracts, becoming the largest independent power retailer in Japan's low-voltage market
- +4 more outcomes
Companies that use Looop
Customer profileNamed customers8 records
Segments4 records
Ideal customer profiles4 records
Looop technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration3 records
AI capability5 records
Feature4 records
Looop partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core and strategic.
- SUBARU CorporationcoreLooop signed off-site PPA service contracts with SUBARU and Log Co., Ltd. for renewable energy supply from 'Biomass Fukushima Power Plant' to SUBARU's Gunma Manufacturing Plant Kitamoto Factory. This marks Looop's entry into the demand response (aggregation) business within off-site PPA models. Annual supply is 804,000 kWh with approximately 360 tons CO2 reduction expected.
- Log Co., Ltd.coreLog operates the 'Biomass Fukushima Power Plant' from which renewable energy is supplied to SUBARU under the off-site PPA arrangement. Looop provides aggregation services for demand balancing.
- Bboxx Kenya LtdstrategicLooop signed MOU with Bboxx Kenya for solar panel reuse demonstration. Looop provides up to 500 used solar panels (0.3MW equivalent) from Japan to Kenya's off-grid regions. Bboxx Kenya handles local installation and maintenance. This partnership addresses Japan's '2030 problem' of solar panel disposal while solving Kenya's electrification challenges. Goal is to establish a circular model for solar panel lifespan extension and eventual recycling.
- Renewable Japan Co., Ltd. (リニューアブル・ザapan株式会社)coreLooop transferred its O&M business andmieru-p business to Renewable Japan through an absorption-type company split. The successor company is scheduled to be renamed to Rene Ene Energy Co., Ltd. (株式会社リエネ・エナジー) on April 1, 2026. This was a strategic business restructuring to focus on core renewable energy retail and development operations.
- Bitkey Inc. (株式会社ビットキー)strategicLooop entered mutual capital and business partnership with Bitkey to accelerate smart home business through synergies between both companies' services and technologies.
- Gigalogy Inc. (Gigalogy株式会社)strategicCapital and business partnership for expanding electricity retail and smart home businesses through accumulation and utilization of lifestyle data.
- Chubu Electric Power Mirize Corporation (中部電力ミライズ株式会社)coreJoint venture company Chuden Looop Solar (株式会社中電LooopSolar) was established to provide third-party ownership PPA solar self-consumption services. The service is branded as 'Zero Roofs' and targets corporate customers nationwide. Chubu Electric Power Mirize is Looop's second-largest shareholder.
Scale indicators7 records
Recent moves10 records
Expansion highlights6 records
Looop competitors and assessment
Company assessmentDirect peers
- Octopus Energy: UK-based renewable retail electricity provider with a tech-first platform featuring dynamic/time-of-use tariffs, smart home integrations, and renewable generation. Operates the most directly comparable business model to Looop — independent power retailer combining customer-facing energy product with generation assets and proprietary tech stack.
- SoftBank Energy / SB Energy: SoftBank Group subsidiary operating both renewable energy IPP (solar, wind) and retail electricity supply in Japan. Closest Japanese peer combining large-scale renewable generation with B2C retail electricity and corporate PPA offerings.
- ENEOS Power: Japanese energy major with significant renewable energy generation (solar, wind, biomass) and retail electricity business post-liberalization. A direct competitor in corporate PPA and retail; ENEOS is also a Looop shareholder, making it both an investor and a competitor.
- Rakuten Energy: Japanese retail electricity provider leveraging a fintech-style platform approach, mobile app-first customer experience, and dynamic pricing. Competes directly with Looop Denki in residential retail electricity in Japan's deregulated market.
- Pacifico Energy: Japanese solar IPP focused on utility-scale PV development, EPC, and O&M. Closest peer in scale and activity on the renewable generation / EPC side, with overlapping corporate PPA and solar project development activity.
- Marubeni Power Retail / Marubeni Corporation: Japanese trading conglomerate with a sizable renewable energy IPP portfolio and retail electricity business. Competes with Looop in corporate PPA and operates comparable solar/wind generation assets in Japan.
Broad incumbents
- TEPCO Energy Partner: Retail electricity arm of Tokyo Electric Power Company, the dominant incumbent in Japan's electricity market. Significantly larger scale and customer base than Looop; sets competitive benchmarks on pricing and bundled services.
- Tokyo Gas: Japanese incumbent gas utility that has expanded into retail electricity following liberalization, including renewable energy offerings. Strong brand and large customer base; competing with Looop Denki for residential and small commercial electricity customers.
Emerging players
- DMM Energy (DMM.com): Japanese retail electricity provider under DMM.com Group using a digital-first marketing approach to acquire residential customers. A more focused, single-product competitor within the same Japanese deregulated retail electricity segment as Looop Denki.
- Sunrun: US residential solar and battery storage installer with an integrated platform (solar + storage + grid services). Closest international reference for the residential energy hardware + storage + grid services model Looop is building around SOLABOX and 9DOTs, though operating in a different regulatory environment.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights7 records
Customer concentration
Looop social profiles
Digital presenceLooop compliance and trust
Trust signalCompliance2 records
Looop financial estimates
Financial estimateRevenue estimate
Valuation estimate
Looop leadership team
Management profileNumber of profiles
Profiles12 records
Looop subsidiaries and ownership
Company hierarchySubsidiaries7 records
Looop funding detail
Funding detailFunding overview
Funding rounds6 records
Investors12 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Looop M&A and investment
M&A and investmentM&A1 record
Investments2 records
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Looop
What does Looop do?
Looop is an independent renewable energy company that generates, supplies, and manages electricity across Japan. It operates market-linked retail electricity service (Looop Denki) for residential customers, develops and operates its own solar and wind power plants (64MW across 41 sites), sells the SOLABOX home battery storage system, provides on-site and off-site corporate PPA services, and delivers EPC services for third-party power plant construction. The company also offers IoT-based Smart Home solutions (9DOTs hub) for real estate developers and property managers.
Is Looop a public or private company?
Looop is a private company. It is classified as venture growth investor backed and is currently operating.
When was Looop founded?
Looop was founded in 2011. It employs 1 to 10 people.
Where is Looop based?
Looop is headquartered in Tokyo, Japan, in the Asia region.
How does Looop make money?
Six revenue lines are on record. Electricity Retail (Looop Denki) is the primary driver. The others are battery Storage Business, EPC Services (Power Plant Design and Construction), power Development (IPP), PPA Services (Corporate Renewable Energy) and smart Home Solutions.
Who are Looop's main competitors?
Direct peers on record are Octopus Energy, SoftBank Energy / SB Energy, ENEOS Power, Rakuten Energy, Pacifico Energy and Marubeni Power Retail / Marubeni Corporation. Broad incumbents are TEPCO Energy Partner and Tokyo Gas. Emerging players are DMM Energy (DMM.com) and Sunrun.
Does Looop have an API?
No public API is recorded for Looop.
What industry is Looop in?
Looop's product category is Renewable Energy Retail and Power Generation. Its primary akta.pro industry code is HSAPAQAF, Home Energy & EV Charging (HEMS, Smart Meters, Batteries, Chargers), with a secondary code of EUADAPAM, Demand Response, Load Flexibility & Smart Thermostat Aggregation. Its NAICS code is 2211 and its SIC code is 4991.