昭和電気（株）
Showa Denki Co., Ltd. is a privately held Japanese B2B trading company, founded in 1954, that sources and supplies electrical insulation materials, electronic components, cables, and industrial materials to manufacturers in home appliances, railway vehicles, electronics, and industrial equipment across Japan and four Asian countries.
- Company typePrivate
- Founded1954
- HeadquartersOsaka, Japan
- Headcount1–10
- GTM typeB2B
- OfferingServices
What 昭和電気（株） does
Showa Denki Co., Ltd. (昭和電気株式会社) is a privately held Japanese B2B trading company founded in 1954 as Showa Denki Firm and incorporated in 1962 with capital of ¥1 million (later raised to ¥45 million in 1992). The company sources, supplies, and to a limited extent processes electrical insulation materials, electronic components, cables, automated parts, and general industrial materials for manufacturers in four primary verticals: Appliance (home appliances and consumer electronics), Transportation Equipment (railway vehicles), Electronics (LED-related devices, FPC/PCB assemblies, touch panels, LCDs), and Industrial Equipment (weighing scales, tools, construction machinery, energy systems, medical equipment). It operates a sales-led route-sales model, with company sales staff proposing optimal items from a curated supplier network and executing from planning through assembly.
The underlying technology is material application and processing know-how rather than proprietary products. Showa Denki aggregates technical development capabilities from dozens of partner manufacturers — JST, Shin-Etsu Chemical, Nitto Denko, WAGO Japan, Sumitomo Electric Fine Polymer, Teraoka, Achilles, HellermannTyton, Nihon Genma, Yodogawa Hu-Tech — and combines their catalog with internal processing at Kusatsu Showa Tech (Shiga) and Showa Tech (Tottori). The 'Communication & Joint' concept positions the firm as an intermediary joint between customer inquiries ('Can this be achieved?') and manufacturer capabilities. Pricing is quote-based B2B with no public tiers, and contract cadence is multi-year.
The company operates from a headquarters in Osaka, with domestic branches in Tokyo and Himeji (West Japan Branch, upgraded 2026) and additional offices in Kusatsu and Tottori. Internationally, it maintains wholly-owned regional entities in Singapore (1985), Malaysia (2014), Shenzhen (2022), and Bangkok (2023) supporting procurement, production coordination, QC, and delivery for customers expanding into Asia or sourcing from the region. The firm is ISO 9001 (2004) and ISO 14001 (2002) certified and holds Health and Productivity Management certifications (2024, 2026). Headcount stands at 83 employees and revenue is not publicly disclosed.
昭和電気（株） firmographics
Firmographics- Name
- 昭和電気（株）
- Legal name
- 昭和電気株式会社
- Website
- https://showa-ele.co.jp
- Company type
- Private
- Founded year
- 1954
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Showa Denki Co., Ltd. is a privately held Japanese B2B trading company, founded in 1954, that sources and supplies electrical insulation materials, electronic components, cables, and industrial materials to manufacturers in home appliances, railway vehicles, electronics, and industrial equipment across Japan and four Asian countries.
- Ownership category
- akta.pro rank
Where 昭和電気（株） is headquartered
LocationHeadquarters
- HQ city
- Osaka
- HQ country
- Japan
- HQ region
- Asia
Offices9 records
Markets served
昭和電気（株） business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Electrical Insulation Materials Sales: Sales of electrical insulation materials, electronic materials, electronic components, cables, and automated parts - the core business as a trading company serving manufacturers.
- General Industrial Materials: Sales of general industrial materials including packaging materials and protective materials.
- Cable Accessories and Electrical Parts: Sales of cable accessories and electrical components to manufacturing customers.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | B2B transaction pricing through quotation |
Go-to-market motion2 records
Distribution channels2 records
Marketing channels4 records
昭和電気（株） product offering
Product offeringCore offering
Showa Denki is a B2B Japanese trading company that supplies electrical insulation materials, electronic components, cables, connectors, terminals, adhesives, tapes, and industrial materials to manufacturers across four business segments: Appliance (consumer electronics components), Transportation Equipment (rail vehicle components), Electronics (LED/PCB/display components), and Industrial Equipment (sensors, transformers, wireless modules). The company acts as a "Communication & Joint" intermediary — pooling technical capabilities from a global supplier network and combining material application with processing technologies to deliver integrated component solutions ranging from prototype to mass production.
Product overview
昭和電気株式会社 is a B2B trading company specializing in electrical insulation materials, electronic components, and industrial materials. The company operates four core business segments: Appliance Business (household appliance components including ferrite cores, FPC, wire harnesses, LED products), Transportation Equipment Business (rail vehicle components including FRP molded products, cable accessories, connectors), Electronics Business (contract manufacturing of FPC/PCB assemblies, LED devices, touch panels, LCD displays), and Industrial Equipment Business (resin molded products, transformers, sensors, optical transceivers, wireless modules). The company connects component manufacturers with customers across diverse industries, acting as a 'Communication & Joint' intermediary.
Differentiator
Problem solved
Functional benefit
Products and services
- Appliance Business (アプライアンス事業) Supply of design components, structural components, electrical components, and electrical materials for household appliances and consumer electronics manufacturers. Includes ferrite cores, FPC, speakers, metal pressed products, conductive trays, PCB units, dampers, power cords, LEDs, wire harnesses, FFC, rubber molded products, PET silk-screen prints, shafts, plastic fasteners, insulation materials, mica, punching machined products, noise filters, and heat sinks.
- Transportation Equipment Business (輸送機器事業) Supply of components for rail vehicles and transportation equipment supporting safe, secure, and comfortable operations. Includes FRP molded products, high-function resin processed products, cable accessories, multi-function resin/rubber products, tapes/adhesives/silicone, connectors/terminals/screwless terminal blocks, onboard service electronics, electric wire/optical fiber, and sliding components.
- Electronics Business (電子事業) Contract manufacturing and sales of LED-related devices and electronic components. Includes multi-layer FPC/PCB, PCB and FPC assemblies, LED-related products, optical film processing, touch panels, glass/resin lens processing, liquid crystal displays, LED-backlight units, LED lighting, heat sink units, alloy formations, and electronic components. Provides design and manufacturing services from prototype to mass production.
- Industrial Equipment Business (産業機器事業) Supply of components for industrial equipment including weighing scales, tools, construction machinery, solar cells, wind generators, and medical equipment. Includes resin molded products, transformers, heat sinks, flow sensors, fluorocarbon resin products, heaters, RF connector assemblies, fan motors, slip rings, optical transceivers, large current connectors, photoelectric sensors, I/O system equipment, and wireless modules.
- Electrical Insulation Materials (電気絶縁材料) Materials providing electrical insulation for various electronic and electrical equipment across multiple industries including home appliances, OA equipment, industrial equipment, FA equipment, medical equipment, and transportation equipment.
- Connectors and Terminals (コネクタ・端子台) Supply of connectors, solderless terminals, screwless terminal blocks, and spring-cage connection technology from partner manufacturers including JST (Japan Solderless Terminal), WAGO Japan, and other major connector manufacturers.
- Electric Wire and Tube (電線・チューブ) Supply of electric wires, heat-shrinkable tubing, fluororesin tubes, and Sumiflon coated aluminum products from partner manufacturers including Sumitomo Electric Fine Polymer.
- Industrial Tapes (テープ) Supply of industrial adhesive tapes including electrical insulation tapes, electronic tapes, packaging tapes, double-sided tapes, ultra-thin sealants, and functional films from partner manufacturers including Teraoka Seisakusho, Nitto Shinko, and Nitto Denko.
- Electronic Components (電子部品) Supply of wide range of electronic components including semiconductor-related parts, FPC, PCB assemblies, LED components, touch panels, LCD displays, and other electronic devices for OEM manufacturers.
- Asian Procurement and Sourcing Support Sourcing and procurement services for parts from Asian regions, with quality control and delivery support provided through wholly-owned subsidiaries in Singapore, Malaysia, China (Shenzhen), and Thailand. Enables Japanese customers' overseas expansion and procurement from Asian regions.
Quantifiable outcome
- Supports customers' Asia expansion and overseas product procurement from Asian regions
- +1 more outcomes
Companies that use 昭和電気（株）
Customer profileNamed customers3 records
Segments4 records
Ideal customer profiles4 records
昭和電気（株） technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
昭和電気（株） partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered core and major.
- Showa Electric (Thailand) Co., Ltd.coreOverseas subsidiary established in Bangkok, Thailand in January 2023. Expands regional coverage for Southeast Asian operations.
- 昭電商事（深圳）有限公司 (Shoden Shoji ShenZhen Co., Ltd.)coreOverseas subsidiary established in Shenzhen, China in May 2022. Supports procurement and production coordination with Chinese manufacturers.
- Showa Tech Malaysia Sdn. Bhd.coreOverseas subsidiary established in Malaysia in December 2014. Part of regional network supporting Asian procurement and quality control operations.
- Showa Electric Singapore Pte., Ltd.coreFirst overseas subsidiary established in Singapore in December 1985. Primary hub for Asian operations, supporting parts procurement, production, quality control, and delivery for customers expanding into Asia and Asian procurement.
- 草津昭和テック株式会社 (Kusatsu Showa Tech Co., Ltd.)coreSubsidiary established March 1973 as Kusatsu Kako K.K., renamed to Kusatsu Showa Tech in February 2002. Provides processing and manufacturing support.
- 昭和テック株式会社 (Showa Tech Co., Ltd.)coreSubsidiary established in Tottori City in December 2000. Supports manufacturing and operations in the Chugoku region.
- 日本圧着端子製造株式会社 (Japan Solderless Terminal / JST)majorMajor connector and terminal manufacturer partner. JST is a top connector manufacturer globally with annual sales of approximately 100 billion yen, providing solderless terminals, various connectors, and electronic components.
- 信越化学工業株式会社 (Shin-Etsu Chemical Co., Ltd.)majorJapan's No.1 and world-leading silicone manufacturer. Provides silicone products (5,000+ products) for electric/electronics, construction, auto, cosmetics, and chemical industries.
- 日東電工株式会社 (Nitto Denko Corporation)majorGlobal manufacturer with over 70 overseas offices. Provides adhesion and coating technology-based products including ultra-thin sealants, double-sided tapes, and functional films for electronics, automotive, environmental, and medical sectors.
- ワゴジャパン株式会社 (WAGO Company of Japan)majorJapanese subsidiary of German terminal block and connector manufacturer. Provides spring-cage connection technology with 25,000+ product types for FA/BA industries, enabling quick, vibration-resistant connections.
- 住友電工ファインポリマー株式会社 (Sumitomo Electric Fine Polymer)majorManufacturer using electron irradiation and fluororesin processing technologies. First in Japan to produce heat-shrinkable tubing (1964) and Sumiflon coated aluminum products.
Scale indicators3 records
Recent moves13 records
Expansion highlights4 records
昭和電気（株） competitors and assessment
Company assessmentRegional players
- WPG Holdings: Asia-Pacific electronic components distributor headquartered in Taiwan serving OEMs across the region. Comparable in Asian components distribution focus, but with much larger regional scale than Showa Denki.
Broad incumbents
- Avnet: Global electronic components distributor with broad product portfolio and worldwide logistics. Overlaps with Showa Denki in distributing electronic components to manufacturers, but operates at far greater scale and breadth.
- Arrow Electronics: Global electronic components distributor serving industrial and commercial customers worldwide. Comparable as a B2B components distributor, but operates at much larger scale with broader portfolio and global logistics infrastructure.
Direct peers
- Macnica Holdings: Japanese electronic components distributor serving appliance, industrial, and automotive OEMs with semiconductor and component trading plus technical support. Comparable as a Japan-based B2B trading specialist whose business model and customer profile overlap closely with Showa Denki.
- KAGA ELECTRONICS: Japanese trading company specializing in electronic components and EMS (electronic manufacturing services) for appliance, automotive, and industrial customers. Closely comparable to Showa Denki given the overlap in product categories and assembly-oriented trading model.
- Restar Holdings: Japanese electronic components distributor serving appliance, semiconductor, and industrial equipment manufacturers domestically and across Asia. Comparable as a Japan-anchored B2B trading company with similar customer verticals.
- Marubun Corporation: Japanese distributor of semiconductors and electronic components to appliance, communication, and industrial manufacturers. Direct peer as a Japan-rooted B2B electronics trading company supplying similar OEM customers.
- Ryosan Company: Japanese electronic components trading company distributing semiconductors, connectors, and devices to domestic manufacturers. Comparable in business model (B2B electronics trading) and customer base (appliance, industrial, automotive OEMs).
- Nexty Electronics: Japanese electronic components trading company under Toyota Tsusho Group serving automotive, industrial, and appliance manufacturers. Direct peer in B2B electronic components distribution with overlapping customer base.
Others
- Achilles Corporation: Japanese plastics and insulation materials manufacturer that is itself a named supplier-partner of Showa Denki. Listed as an 'Others' peer because it sits in the supply ecosystem rather than competing directly.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks7 records
Key highlights7 records
Customer concentration
昭和電気（株） social profiles
Digital presence昭和電気（株） compliance and trust
Trust signalCompliance2 records
昭和電気（株） financial estimates
Financial estimateRevenue estimate
Valuation estimate
昭和電気（株） leadership team
Management profileNumber of profiles
Profiles10 records
昭和電気（株） subsidiaries and ownership
Company hierarchySubsidiaries6 records
昭和電気（株） funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
昭和電気（株） M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about 昭和電気（株）
What does 昭和電気（株） do?
Showa Denki is a B2B Japanese trading company that supplies electrical insulation materials, electronic components, cables, connectors, terminals, adhesives, tapes, and industrial materials to manufacturers across four business segments: Appliance (consumer electronics components), Transportation Equipment (rail vehicle components), Electronics (LED/PCB/display components), and Industrial Equipment (sensors, transformers, wireless modules). The company acts as a "Communication & Joint" intermediary — pooling technical capabilities from a global supplier network and combining material application with processing technologies to deliver integrated component solutions ranging from prototype to mass production.
Is 昭和電気（株） a public or private company?
昭和電気（株） is a private company. It is classified as unknown and is currently operating.
When was 昭和電気（株） founded?
昭和電気（株） was founded in 1954. It employs 1 to 10 people.
Where is 昭和電気（株） based?
昭和電気（株） is headquartered in Osaka, Japan, in the Asia region.
How does 昭和電気（株） make money?
Three revenue lines are on record. Electrical Insulation Materials Sales are the primary driver. The others are general Industrial Materials and cable Accessories and Electrical Parts.
Who are 昭和電気（株）'s main competitors?
WPG Holdings is listed as a regional player. Broad incumbents are Avnet and Arrow Electronics. Direct peers are Macnica Holdings, KAGA ELECTRONICS, Restar Holdings, Marubun Corporation, Ryosan Company and Nexty Electronics. Achilles Corporation is listed as an others.
Does 昭和電気（株） have an API?
No public API is recorded for 昭和電気（株）.