Inaba Seisakusho

Basic Information

Stock Code
3421
Industry
Metal Products
Category Detail
Daily Necessities & Household Products
Prefecture
Tokyo
Establishment Year
November 1950
Listing Year
June 1998
Official Website
https://www.inaba-ss.co.jp/
TSE Information
TSE Information
Yahoo! Finance
Yahoo! Finance
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Overview

Inaba Seisakusho is Japan's leading manufacturer of office furniture and storage sheds, established in 1950. It provides high-quality metal products and leads the market with a diverse product lineup.

Current Situation

Inaba Seisakusho recorded consolidated sales of approximately ¥34 billion in 2023 and holds top-tier domestic market share in storage sheds and office furniture. Its flagship Inaba Storage Shed series enjoys support from a broad customer base thanks to its diverse lineup, robust quality, and proprietary design technology. Manufacturing occurs at the headquarters in Ota-ku, Tokyo, as well as multiple factories in Inuyama, Kashiwa, Tomioka, and elsewhere, backed by a robust sales network of nationwide sales offices and 23 distribution centers. The company has acquired ISO14001 and ISO9001 certifications to rigorously manage environmental and quality standards. In recent years, it has actively adopted eco-friendly technologies such as mega-solar power generation. Brand awareness is high from the TV commercial 'Yappari Inaba, safe even with 100 people on it!', and it maintains deep ties with local communities. It entered the Thai market in 2025, marking the full-scale start of overseas expansion. Looking ahead, it aims to enhance product value and pioneer new markets through investments in DX and energy-saving technologies. It is also bolstering durability and design to secure competitive edges in corporate office supplies. With sustainable growth as its goal, the company continues operations emphasizing quality and reliability.

Trivia

Interesting Facts

  • Inaba Storage Shed TV commercials started in 1987 as a long-running series
  • Actual dealer presidents appear annually in the 'Safe even with 100 people on it!' CM
  • Established reinforced roofing technology for heavy snow areas in storage shed manufacturing
  • Company-wide ISO14001 and ISO9001 for thorough environmental and quality management
  • Founded in press processing; office desk production started in 1961
  • Owns multiple subsidiaries like Inaba Create and Inaba International
  • Annually updates photo-included shareholder benefit book cards from TV CMs
  • Thai CM localized as 'Safe even with 100 people on it, mai pen rai'
  • Headquarters located in Yaguchi, Ota-ku, Tokyo
  • Largest-scale domestic storage shed sales with rich product lineup

Hidden Connections

  • Long-term transactions with many logistics and construction firms, strong in domestic distribution
  • Technology exchanges with major office furniture competitors on high-quality metal products
  • Strong partnerships built with CM-participating dealer presidents
  • ISO activities recognized as advanced environmental example among TSE-listed companies
  • Collaboration history with major Japanese home builders on storage supply
  • Contributes to domestic and international building standards compliance via eco-friendly designs
  • Contributes to regional revitalization through local factory job creation
  • Storage products' robustness highly rated for disaster preparedness and response

Future Outlook

Growth Drivers

  • Increasing demand for new homes and offices domestically and overseas
  • Growing needs for durable, functional products
  • Market development in overseas markets, especially Asia
  • Sales and logistics efficiency via digital technologies
  • Eco-product development responding to stricter environmental regulations
  • Diversification of prefab buildings and rental services
  • Response to rising health, safety, and security awareness
  • Brand value enhancement and market penetration
  • Further strengthening of logistics and distribution networks
  • Expanded investments in sustainable production

Strategic Goals

  • Maintain/expand domestic share over 50%
  • Achieve over 20% overseas sales ratio
  • Build production system targeting 50% environmental load reduction
  • DX-driven business efficiency and customer experience improvements
  • Expansion and high-value addition of new product lines
  • Expanded lineup of sustainable certified products
  • Strengthened CSR activities for coexistence with local communities
  • Development of new distribution channels
  • Employee skill enhancement and diversity promotion
  • Sustained increases in R&D investments

Business Segments

Office Furniture Sales

Overview
Provides high-quality office furniture to a wide range of corporate clients.
Competitiveness
High customer satisfaction through proprietary designs and quality control
Customers
  • Small and Medium Enterprises
  • Large Corporations
  • Government Agencies
  • Educational Institutions
  • Hospitals
  • Hotels
Products
  • Office Desks
  • Office Chairs
  • Shelving
  • Partitions
  • Counters

Storage Shed & Warehouse Manufacturing/Sales

Overview
Provides durable storage solutions tailored to diverse needs.
Competitiveness
Japan's largest product variety and installation network
Customers
  • Home Builders
  • Real Estate Management Companies
  • Factories
  • Logistics Companies
  • Public Facilities
Products
  • Prefabricated Warehouses
  • Storage Sheds
  • Garages

Rental Services

Overview
Deploys storage services for short- and long-term rental needs.
Competitiveness
Flexible contract options and nationwide delivery network
Customers
  • Event Companies
  • Moving Companies
  • Individual Customers
  • Small and Medium Enterprises
Products
  • Rental Storage Sheds
  • Trunk Rooms

Building Materials Supply

Overview
Supplies high-quality metal building materials for exteriors.
Competitiveness
Reliable products and short delivery times
Customers
  • Construction Companies
  • Sales Agents
  • Home Centers
Products
  • Metal Gates
  • Artificial Turf
  • Gravel

Competitive Advantage

Strengths

  • Largest product lineup and brand power in Japan
  • Reliable product quality
  • Nationwide sales and distribution network
  • Years of market experience and customer base
  • Strong ISO certification system for quality management
  • Diverse product lineup
  • High brand recognition
  • Robust and durable product design
  • Powerful advertising strategy using TV commercials
  • Flexible product development responsive to customer needs

Competitive Advantages

  • Overwhelming domestic leadership in storage sheds
  • Long-term brand trust and customer ratings
  • Diverse products with high customizability
  • Nationwide sales network and rapid delivery
  • Environmental and quality assurance via ISO14001/9001 certifications
  • Strong brand image from commercials
  • Product design focused on durability and safety
  • Snow structure technology for snowfall countermeasures
  • Ability to serve diverse customer segments
  • Regionally rooted service provision

Threats

  • Intensifying price competition from rivals
  • Rising raw material costs
  • Inflow of low-price products from overseas manufacturers
  • Risks from stricter regulations like building standards law
  • Logistics disruptions from natural disasters
  • Demand instability from COVID-19
  • Market shrinkage due to Japan's declining population
  • Increased manufacturing burden from environmental regulations
  • Import cost fluctuations from exchange rate changes
  • Decline in competitiveness from lagging technological innovation

Innovations

2023: Full-Scale Entry into Thai Market

Overview
Launched localized CM production and sales in Thailand to commemorate the 50th anniversary of Inaba Storage Sheds.
Impact
Improved overseas brand recognition and successful new market development

2022: Mega-Solar Power Facility Operations Start

Overview
Introduced in-house mega-solar power facility in Tomioka City, Gunma Prefecture, contributing to reduced environmental impact.
Impact
Energy cost reductions and promotion of sustainable management

2021: Expansion of ISO14001/ISO9001 Certifications

Overview
Company-wide certifications including headquarters technical division, Inuyama, and Kashiwa factories to strengthen quality and environmental management.
Impact
Enhanced customer trust and quality improvements

2020: Improved Insulation Technology for Storage Sheds

Overview
Enhanced insulation and weather resistance in Naiso series to boost market competitiveness.
Impact
Achieved differentiation through high-value-added products

2024: Resumption of New TV Commercials

Overview
After pandemic hiatus and president change, refreshed and restarted the 'Safe even with 100 people on it!' series from 2023.
Impact
Brand revitalization and restored market awareness

Sustainability

  • Company-wide ISO14001 certification for strengthened environmental management
  • Introduction of renewable energy via mega-solar power
  • Waste reduction through improved product durability
  • Adoption of energy-saving production equipment
  • Environmental education and awareness activities for local communities
  • Expanded use of recycled materials
  • Logistics efficiency improvements at distribution centers
  • Promotion of paperless operations internally
  • Proper management and reduction plans for industrial waste
  • Employee training to raise environmental awareness