What Hinokiya Group does

Hinokiya Group Corporation (ヒノキヤグループ株式会社) is a Japanese residential housing conglomerate operating as a wholly-owned subsidiary of the publicly listed Yamada Holdings Group. It serves individual homebuyers, families, and landlords across Japan through three core housing brands — Hinokiya Jutaku (custom and standard wooden housing), Papa Maru House (affordable specification housing), and Resco House (disaster-resistant concrete housing) — plus reform/renovation, real estate investment (Fusion Asset Management), and high-performance insulation materials (Nihon Aqua / Aquaform spray foam).

The group's central technology is the proprietary Z-kucho (Z空調) whole-house air conditioning system, a ducted climate control architecture that maintains consistent temperatures throughout an entire residence and is bundled as standard across the Hinokiya Jutaku line and as an option for the other brands. Supporting technical claims include a C-value 0.6 c㎡/㎡ air tightness guarantee on all new builds, Insulation Class 6 specification, and use of Aquaform spray-applied polyurethane insulation for airtightness, thermal performance, and soundproofing. Complementary original products include the dehumidifier outlet, MAXair ducted system, Active Garage, Energy Revolution Z (solar + V2H package), and Cube Shelter disaster-prep product.

The business model is primarily project-based revenue from new home construction and sales (one-time license), supplemented by transaction fees from real estate services and hardware sales of insulation materials. Go-to-market is sales-led through a national network of company-owned and franchise model home showrooms across Hokkaido, Tohoku, Kanto, Chubu, Koshinetsu, Hokuriku, and Kansai, with a separate B2B channel for Z-kucho installation in corporate facilities. Marketing combines TV celebrity-endorsed commercials, a Formula Ambassadors program of homeowner influencers, a president-led YouTube channel, regional TV placements, sports sponsorships, and a quarterly Ha-Navi owner magazine.

Name

Hinokiya Group

Legal name

Hinokiya Group Corporation (ヒノキヤグループ株式会社)

Website

https://hinokiya-group.jp

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Hinokiya Group is a Japanese housing conglomerate (subsidiary of Yamada Holdings) that builds and sells custom, affordable, and disaster-resistant homes across Japan using its proprietary Z-kucho whole-house air conditioning system, serving individual homebuyers, families, and landlords through a national showroom and franchise network.

Ownership category

akta.pro rank

Product category

Residential Housing Construction

NAICS

New Single-Family Housing Construction (except For-Sale Builders) (236115), New Housing For-Sale Builders (236117), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Plumbing, Heating, and Air-Conditioning Contractors (238220), Residential Remodelers (236118)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Operators Of Apartment Buildings (6513)

akta.pro primary industry

Custom Home Building (IMAFABAC)

akta.pro secondary industries

Residential Design-Build & Renovation-Integrated Builders (IMAFABAE), Pre-Sale / Move-In Whole-Home Refresh & Modernization (HSAPAEAJ)

Keywords

• Residential housing construction
• Custom home building
• Whole-house air conditioning
• Spray foam insulation
• Disaster-resistant concrete housing

Headquarters

HQ city

Marunouchi

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. 住宅事業 (Housing Business): Core revenue from new home construction and sales through multiple brands: 桧家住宅 (standard/custom build), パパまるハウス (affordable), レスコハウス (concrete disaster-resistant). Includes custom builds, spec homes, and franchise operations.
2. リフォーム事業 (Reform/Renovation): Home renovation and exterior construction services with experienced staff.
3. 不動産事業 (Real Estate): Asset formation and inheritance planning support through real estate investment services.
4. 断熱材事業 (Insulation Materials): Sales and installation of high-performance insulation material Aquaform for residential and public facilities.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels9 records

Core offering

Hinokiya Group designs, builds, and sells new residential homes across Japan through three primary brands: Hinokiya Jutaku (custom wooden homes), Papa Maru House (affordable planned homes), and Resco House (disaster-resistant concrete homes). Its proprietary Z\u7a7a\u8c03 whole-house air conditioning system, Aquafoam spray-foam insulation, and C\u5024 0.6 airtightness guarantee are featured across new builds. The group also delivers home renovation, real estate investment advisory through Fusion Asset Management, rental property management, and a B2B channel for corporate Z\u7a7a\u8c03 installations.

Product overview

Hinokiya Group is a housing conglomerate operating multiple housing brands, air conditioning systems, and related services. The company's product portfolio includes three main housing brands: 桧家住宅 (custom-built wooden houses with standard Z air conditioning and ultra-long-term warranty), パパまるハウス (budget-friendly planned proposal houses), and レスコハウス (disaster-resistant concrete houses). The core technology across brands is Z空调 (Z Air Conditioning), a whole-house air conditioning system that maintains consistent temperatures throughout the home year-round. Supporting businesses include ：日本アクア (Aquaform spray foam insulation), フュージョン資産マネジメント (real estate investment), reform services, rental property management, and land utilization services. Original products include the dehumidifier outlet, active garage, and energy packages combining solar with V2H technology.

Differentiator

Problem solved

Functional benefit

Brands

• 桧家住宅 (Hinokiya Jutaku): Main brand offering custom and standard wooden housing with Z-kucho air conditioning standard. Features long-term warranty and design flexibility.
• パパまるハウス (Papa Maru House)
• レスコハウス (Resco House)
• Z空調 (Z-kucho)
• 日本アクア (Nihon Aqua)
• フュージョン資産マネジメント (Fusion Assets Management)
• 除湿コンセント (Dehumidification Outlet)

Products and services

• Hinokiya Jutaku (\u6867\u5bb6\u4f4f\u5b85) Custom-built wooden housing brand for Japanese families seeking premium, long-warranty homes with Z\u7a7a\u8c03 whole-house air conditioning and design flexibility.
• Papa Maru House (\u30d1\u30d1\u307e\u308b\u30cf\u30a6\u30b9) Affordable planned-proposal housing brand for value-oriented Japanese families, with ultra-long-term warranty and the option to add Z\u7a7a\u8c03 whole-house air conditioning.
• Resco House (\u30ec\u30b9\u30b3\u30cf\u30a6\u30b9) Disaster-resistant concrete housing brand for Japanese buyers prioritizing resilience to earthquakes, fire, and wind/flood damage, with ultra-long-term warranty.
• Z\u7a7a\u8c03 (Z-kucho) Whole-House Air Conditioning Whole-house air conditioning system that maintains consistent room temperatures throughout an entire home year-round, providing cooling in summer and heating in winter, sold both as standard in Hinokiya Jutaku and as an option across other brands, plus via a B2B channel for corporate facilities.
• Corporate Z\u7a7a\u8c03 Sales (\u6cd5\u4eba\u5411\u3051Z\u7a7a\u8abf\u8ca9\u58f2) B2B sales channel that sells and installs Z\u7a7a\u8c03 whole-building air conditioning systems in commercial and corporate facilities across Japan.
• Nihon Aqua / Aquafoam Spray Insulation High-performance spray-foam insulation business delivering high airtightness, thermal insulation, and soundproofing for Hinokiya's new homes as well as external residential and public facility projects.
• Fusion Asset Management (\u30d5\u30e5\u30fc\u30b8\u30e7\u30f3\u8cc7\u7523\u30de\u30cd\u30b8\u30e1\u30f3\u30c8) Real estate investment and inheritance-planning service for individual and corporate clients, supporting asset formation through property-based strategies.
• Hinokiya Reform / Renovation Home renovation and exterior construction services for existing homeowners, providing remodeling, exterior work, and home improvement.
• Hinokiya Jutaku FC Franchise Program Franchise program that allows partner builders to operate Hinokiya Jutaku-branded custom home construction under the Hinokiya Group umbrella.
• Rental Property Management (\u8cc3\u8cb8\u7d4c\u55b6) Rental property management and landlord support services for income property owners and real estate investors.
• Cube Shelter Disaster Prevention Home Disaster-preparation home product from Resco House that allows occupants to shelter in place during earthquakes, fires, and other disasters.
• Energy Revolution Z (\u30a8\u30cd\u30eb\u30ae\u30fc\u30ec\u30dc\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3Z) Original package product that combines rooftop solar power generation with V2H (Vehicle to Home) technology for Hinokiya homeowners seeking energy resilience.
• ZOOON Experience Laboratories Hands-on experience facilities in Tsukuba and Sendai where prospective customers can experience Z\u7a7a\u8c03 whole-house air conditioning in a real residential environment before purchase.

Quantifiable outcome

• C値0.6 c㎡/㎡ air tightness achieved across all new builds

Named customers8 records

Segments1 record

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

Two partnerships are on record, tiered core and minor.

• Yamada Holdings (ヤマダホールディングス)coreStrategic or Co-development PartnerPart of Yamada Holdings group - major home building and retail conglomerate in Japan. Hinokiya Group is a subsidiary operating within the Yamada Holdings ecosystem.
• 日本水産 (Nippon Suisan)minorGTM or Marketing PartnerFeatured in gift campaign offering rice gift sets from 日本水产 for social media engagement.

Scale indicators3 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Sekisui House: Major Japanese custom and spec homebuilder with proprietary whole-house air-handling and energy-efficiency technology comparable to Hinokiya's Z-kucho system, and a similar multi-brand, multi-region go-to-market.
• Misawa Homes: Established Japanese homebuilder offering custom wooden and concrete homes nationwide, directly comparable to Hinokiya's multi-brand housing structure and showroom distribution.
• Asahi Kasei Homes: Prefab and custom homebuilder operating under the Hebel Haus / Long-life home positioning; competes with both Hinokiya Jutaku (custom) and Resco House (concrete-disaster-resistant) on insulation and durability claims.
• Sumitomo Forestry: Wooden custom home specialist with a similar premium custom-build positioning to Hinokiya Jutaku, plus nationwide showrooms and energy-efficiency focused marketing.
• Daiwa House Industry: Japan's largest homebuilder with a national custom-home, spec-home, and condominium portfolio overlapping directly with Hinokiya's wooden and concrete housing brands. Highly comparable on distribution model (showrooms / franchise) and exposure to Japanese housing demand.
• Toyota Home: Steel-frame custom homebuilder with national showroom coverage; comparable to Hinokiya on premium custom-home positioning, long-term warranty marketing, and whole-house systems integration.
• Panasonic Homes: National custom homebuilder competing with Hinokiya across price points; relevant comparable given Panasonic's whole-house air-quality/HVAC-adjacent differentiators and showroom-led sales motion.

Emerging players

• Nobutaka Group / One-home builder ecosystem: Smaller Japan-listed residential builder with multi-brand strategy and energy-efficiency focus; a closer comparable to Hinokiya on scale and Yamada-style group structure than the top three incumbents.

Others

• Nihon Aqua / spray-foam insulation peers (e.g., DOW / BASF Japan spray insulation): Nihon Aqua is already a Hinokiya subsidiary (Aquaform insulation); external spray-foam and air-tightness specialists compete at the materials layer enabling comparable whole-house air-tightness performance.

Broad incumbents

• Daiwa Living (Daiwa House Group): Daiwa House subsidiary operating rental and managed-property businesses comparable to Hinokiya's 賃貸経営 rental management arm and Fusion Asset Management real estate investment services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCGF7hAOJ-F_YqL8m8UYtW7w
• Instagraminstagram.com/hinokiya_group
• Xx.com/hinokiya_group

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries6 records

Funding overview

Funding rounds

Investors

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

M&A

Investments1 record

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

Frequently asked questions about Hinokiya Group