What TOKAI CORPORATION does

TOKAI CORPORATION (株式会社ザ・トーカイ) is a Shizuoka, Japan-based diversified lifestyle infrastructure company and the core operating subsidiary of TOKAI Holdings Corporation (Tokyo Stock Exchange Prime Market). Founded in 1950 and employing 1,402 people, the company delivers a one-stop portfolio of residential and commercial services including LP gas, city gas, and electricity supply (across Shizuoka, Aichi, Gifu, and Mie prefectures), home delivery of bottled water via the Oishii Mizu no Tohbin (Shizuoka) and Ulunom (nationwide) brands, home security monitoring, comprehensive home renovation, building equipment engineering (ISO 9001:2015 certified), insurance agency, and TLC loyalty program services. Its water operations source from Mount Fuji underground springs through the Aqua Fujisan Plant (opened 2013), and the Fuji no Tensui Sarari product holds 12 consecutive Monde Selection gold awards (2015-2026).

The company monetizes through a mix of recurring subscriptions (water server rental at 1,055-1,155 yen/month for Forma/Grande models plus bottle consumables), usage-based energy billing, project-based renovation contracts, security monitoring subscriptions, and insurance commissions. Technology assets include a proprietary one-way PET bottle water server system, solar generation capacity exceeding 8,676kW across five facilities, ZEB Planner-certified building design services, and ISO 9001:2015-certified HVAC and plumbing engineering. The go-to-market combines field sales (door-to-door and office visits for energy and renovation), phone-based customer centers, digital self-service via web stores and LINE, and a multi-brand cross-selling ecosystem anchored by the TLC points loyalty program.

TOKAI operates within a 41-subsidiary group structure that extends into cable TV, ICT, elder care, logistics, and international operations (Myanmar, Indonesia, Taiwan, India). The India footprint includes a 2022 joint venture with Toyota Tsusho for hospital linen services at Sakra World Hospital in Bengaluru, representing its healthcare facility services entry. Distribution leverages an in-house delivery fleet via Tokai Zosen Unyu for water logistics and 12 regional cable TV subsidiaries for local presence across Chiba, Kanagawa, Nagano, Okayama, Shizuoka, Tokyo, Miyagi, and Okinawa.

Name

TOKAI CORPORATION

Legal name

株式会社ザ・トーカイ (TOKAI CORPORATION)

Website

https://tokai.jp

Company type

Public

Founded year

1950

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

TOKAI CORPORATION is a Shizuoka-based Japanese diversified lifestyle infrastructure subsidiary of TOKAI Holdings, delivering LP gas, electricity, water delivery, security, renovation, and building equipment engineering to residential and corporate customers across multiple prefectures and Japan nationwide.

Ownership category

akta.pro rank

Product category

Residential Infrastructure Services

NAICS

Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers (423720), Utilities (22), Bottled Water Manufacturing (312112)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Steam & Air-Conditioning Supply (4961), Bottled & Canned Soft Drinks & Carbonated Waters (2086), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Hard Services (MEP/HVAC, Electrical, Plumbing) (BPABAAAA)

akta.pro secondary industries

HVAC, Water Heaters & Indoor Air Quality Distribution (CRAOAFAJ), Expansion Tank, Circulator Pump & Zone Valve Service (HSAOACAG), Chillers, Boilers & Central Plant Operations (BPABACAG)

Keywords

• LP gas distribution
• Bottled water delivery
• Home security monitoring
• Home renovation services
• Building equipment engineering

Headquarters

HQ city

Shizuoka

HQ country

Japan

HQ region

Asia

Offices4 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Water Delivery Service (おいしい水の宅配便 / うるのん): Recurring subscription revenue from water server rental (Forma and Grande models) combined with periodic water bottle deliveries. Revenue model combines hardware rental fees with consumable water product sales. Additional revenue from setup fees, skip charges beyond free allowances, and early termination fees.
2. Energy Services (LP Gas, City Gas, Electricity): Recurring revenue from LP gas and city gas distribution to residential and commercial customers in Shizuoka, Gifu, and Mie prefectures. Revenue generated through commodity sales based on consumption volume, plus connection/setup fees.
3. Security Services: Home security monitoring services providing recurring revenue through monthly monitoring fees. Services include intrusion detection, emergency response coordination, and security equipment provision.
4. Housing Renovation and Building Services: One-time project-based revenue from comprehensive renovation, construction, and building equipment installation services. Includes design, construction, estimation, and ongoing maintenance for mechanical building systems.
5. Insurance Agency Services: Commission-based revenue from acting as agency for life insurance and property/casualty insurance products.
6. Aquaculture and Water Products: Revenue from direct sales of bottled water products including うるのん brand, 富士の天然水さらり, 朝霧のしずく, and ピュア純水 through delivery service. Water products sold individually and as part of subscription bundles.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels9 records

Core offering

TOKAI CORPORATION distributes LP gas, city gas, and electricity to residential and commercial customers and delivers bottled water with water servers under the Oishii Mizu no Takuhaibin (Shizuoka) and Urunom (nationwide) brands. It also sells home security monitoring, comprehensive home renovation, building design and equipment engineering services, and acts as an agency for life and property/casualty insurance, operating primarily across Shizuoka, Aichi, Gifu, and Mie prefectures.

Product overview

TOKAI CORPORATION operates as a diversified lifestyle infrastructure company offering a broad portfolio of consumer and B2B services centered on energy (LP gas, city gas, electricity), water/aqua (home-delivery water servers and bottled water), home reform/real estate, security, and building facility management. The product portfolio includes two primary water delivery brands: 'おいしい水の宅配便' (Oishii Mizu no Takuhaibin) serving Shizuoka Prefecture with water servers (Forma and Grande models) and bottled waters (朝霧のしずく, 朝霧のしずく マイルド, ピュア純水), and 'うるのん' (Ulunom) serving customers nationwide (outside Shizuoka) with Fuji mountain natural mineral water ('富士の天然水さらり'). Additional services include home reform, solar power generation systems, home security, insurance agency, construction/equipment engineering, and a loyalty program (TLC会员サービス). The company is part of the TOKAI Holdings Group.

Differentiator

Problem solved

Functional benefit

Brands

• おいしい水の宅配便 (Oishii Mizu no Tohbin): Bottled water and water server delivery service targeting Shizuoka Prefecture residents.
• うるのん (Urunom)
• 朝霧のしずく (Asagiri no Shizuku)
• うるのん (Urunom) / おいしい水の贈りもの うるのん

Products and services

• LP Gas Supply (LPガス) Liquefied petroleum gas distribution to residential and commercial customers across Shizuoka Prefecture and surrounding areas.
• City Gas Supply (都市ガス)

Quantifiable outcome

• 12 consecutive Monde Selection gold awards for 富士の天然水さらり (2015-2026)
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Toyota Tsusho Corporation (トヨタ紡織)coreStrategic or Co-development Partner · 1 January 2022Toyota Tsusho, in partnership with the Secom Group, operates Sakra World Hospital in Bengaluru, India (India's first Japanese-style general hospital, celebrating 10th anniversary). TOKAI Corporation participates through a joint venture with Toyota Tsusho established in 2022 for hospital linen services, providing laundry and linen supply services to the hospital facility. This represents TOKAI's entry into healthcare facility services in international markets.
• Secom Group (セコムグループ)coreStrategic or Co-development PartnerSecom Group partners with Toyota Tsusho to operate Sakra World Hospital in Bengaluru, India. TOKAI Corporation is involved through its hospital linen services joint venture with Toyota Tsusho, which serves the Secom/Toyota Tsusho hospital operation.
• T& Tエナジー株式会社minorStrategic or Co-development PartnerEquity-method affiliate (50% ownership) selling city gas to households in the Tokai three prefectures (Aichi, Gifu, Mie). Operates as a gas sales company within the TOKAI Group's energy business ecosystem.
• PT TOKAICOM Mitra IndonesiaminorStrategic or Co-development PartnerSubsidiary (60% ownership) based in South Jakarta, Indonesia. Operates cloud service-related businesses primarily in the Jakarta metropolitan area. Represents TOKAI Group's expansion into Southeast Asian cloud services market.
• TOKAI MYANMAR COMPANY LIMITEDminorStrategic or Co-development PartnerWholly-owned subsidiary operating in Myanmar. Provides overseas business operations including LP gas distribution, ICT services, and other TOKAI Group service offerings adapted for the Myanmar market.
• Regional cable TV partner companies (12 subsidiaries)coreChannel Partner/ Reseller/ Distributor12 regional cable TV subsidiaries (いちはらケーブルテレビ, 厚木伊勢原ケーブルネットワーク, エルシーブイ, 倉敷ケーブルテレビ, トコちゃんねる静岡, 東京ペイネットワーク, テレビ津山, 仙台CATV, 沖縄ケーブルネットワーク, etc.) distribute cable broadcasting, internet, and phone services under the TOKAI Group umbrella. Majority ownership stakes (70-99.3%) maintained across all subsidiaries.

Scale indicators7 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Premium Water Holdings: Japan's largest bottled water delivery company, directly competing with TOKAI's Urunom and Oishii Mizu services in the home water server subscription market nationwide. Both companies compete on water source quality, server design, and pricing.
• Sanki Engineering: Leading Japanese building equipment engineering company specializing in HVAC, plumbing, and central plant installations. Directly comparable to TOKAI's Equipment Engineering Division for commercial building mechanical services.
• Nippon Gas: Japanese LP gas distribution company serving residential customers, directly comparable to TOKAI's LP gas business in Shizuoka and surrounding prefectures. Similar subscription-based residential energy model with cross-sell potential.
• Takasago Thermal Engineering: Major Japanese HVAC and building mechanical equipment engineering firm directly comparable to TOKAI's building equipment services. Both companies serve commercial and institutional facility mechanical systems markets.

Broad incumbents

• Tokyo Gas: Japan's largest city gas utility serving the Tokyo metropolitan area. Comparable to TOKAI's city gas and electricity business in residential energy distribution, but at vastly larger scale and with broader geographic coverage.
• Osaka Gas: Major Japanese city gas and energy provider operating residential energy services comparable to TOKAI's LP gas, city gas, and electricity offerings. Similar diversified model into adjacent home services including renovation.
• Secom: Japan's largest home security services provider, directly competing with TOKAI's home security monitoring offering. Secom operates at national scale versus TOKAI's regional Shizuoka-focused security business.
• Kirin Holdings (Water brands): Major beverage conglomerate operating bottled water brands that compete with TOKAI's Urunom and Fuji water products in retail and delivery channels. Comparable on water product sourcing, branding, and quality awards.
• LIXIL Group: Japanese home building products and renovation services giant, broadly comparable to TOKAI's home renovation, kitchen/sanitary, and solar installation offerings. LIXIL operates at substantially larger scale across the full home services value chain.

Regional players

• Saibu Gas: Regional Japanese city gas utility operating primarily in Kyushu, comparable to TOKAI's city gas business in Chubu region. Both operate regional residential energy distribution with similar regulatory exposure and customer models.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries12 records

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 TOKAI CORPORATION