Silicon Technology Co., Ltd.

What Silicon Technology Co., Ltd. does

Silicon Technology Co., Ltd. (シリコンテクノロジー株式会社) is a privately held, independent specialized trading company (専門商社) founded in 1989 and headquartered in Setagaya-ku, Tokyo, with a secondary sales office in Osaka. The company distributes semiconductors, memory, logic ICs, ASSP, modules, and displays from global manufacturers — including suppliers from Taiwan, China, the USA, and Europe — to Japanese electronics manufacturers. Its revenue model is built primarily on distribution margins and commissions on authorized representation of foreign principals (e.g., SEALSQ Corp., Kontron, XMOS, AMIMON, Uniqconn), supplemented by a contract Manufacturing (ものづくり) design and OEM service line and a Social Business unit offering proprietary niche products such as the SEAG energy-saving film (a transparent thin-film coating achieving up to 3.1°C temperature differential), the BPS portable disaster backup power system, an automated paper-towel service (FromG-Hand), and traditional Japanese crafts under the "Expanding Japan" initiative. Distribution is conducted through direct B2B sales from Tokyo and Osaka offices, supported by technical consultation, sample-request fulfillment, and recent participation in industry exhibitions including iREX 2025 and Wireless Japan 2025. The company is privately held with no disclosed investors, parent entity, subsidiaries, or funding history; reported headcount is six, and leadership is provided by President Daigoro Shihodo. The go-to-market is exclusively domestic Japanese OEM and enterprise accounts, while outbound pipeline development targets new supplier relationships across East Asia, North America, and Europe.

Name

Silicon Technology Co., Ltd.

Legal name

Silicon Technology Co., Ltd.

Website

https://si-tech.co.jp

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

1–10 employees

Short description

Silicon Technology Co., Ltd. is a Tokyo-based independent semiconductor and electronic component trading company, founded in 1989, that distributes global suppliers' silicon and components to Japanese electronics manufacturers alongside a contract manufacturing service and a niche social-business product line.

Ownership category

akta.pro rank

Product category

Semiconductor and Electronic Component Distribution

NAICS

Semiconductor and Other Electronic Component Manufacturing (33441)

SIC

Wholesale-Electronic Parts & Equipment, Nec (5065), Electronic Components, Nec (3679)

akta.pro industry

PRIMARYHDAHAAAK

High-Voltage, Power Discretes & Modules (IGBT/MOSFET/SiC/GaN)

Hardware, Technology & Telecom/Semiconductors & Electronic Components/Integrated Device Manufacturers (IDMs)

SECONDARYHDAHACAD

RF & Compound Semiconductor Foundries (GaAs/GaN/SiGe)

Hardware, Technology & Telecom/Semiconductors & Electronic Components/Semiconductor Foundries & Wafer Fabrication

Keywords

• Semiconductor distribution
• Electronic component trading
• Contract manufacturing services
• Independent trading company
• Disaster preparedness equipment

Headquarters

HQ city

Setagaya-ku, Tokyo

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Device Business: As a specialized independent trading company (専門商社), the company earns commissions and margins by representing global semiconductor and electronic component manufacturers, selling products including memory, logic ICs, ASSP, modules, and displays to Japanese electronics manufacturers.
2. Manufacturing Business (なものづくり): Provides contract manufacturing and design services working with customers from concept/design through estimation, design, prototyping, evaluation, and mass production delivery.
3. Social Business Solutions: Offers various social business solutions including energy-saving films (SEAG), disaster preparedness equipment (BPS), hand towel services (FromG-Hand), and traditional Japanese products (Expanding Japan).

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Silicon Technology Co., Ltd. is an independent Japanese trading company (専門商社) that distributes semiconductors and electronic components—including memory, logic ICs, ASSP, modules, and displays—from global manufacturers to Japanese electronics makers. Beyond device distribution, the company provides contract manufacturing and design services (ものづくり), and operates social business ventures offering energy-saving films, disaster preparedness battery systems, automated towel dispensers, novelty games, and traditional Japanese crafts.

Differentiator

Problem solved

Functional benefit

Products and services

• Device Distribution Services Independent trading company distribution of semiconductors and electronic components—including memory, logic ICs, ASSP, modules, and displays—from global manufacturers to Japanese electronics manufacturers. Authorized distributor for SEALSQ, XMOS, Kontron, Uniqconn, and AMIMON products in Japan.
• Contract Manufacturing and Design Services Contract manufacturing and design services (ものづくり事業) supporting customers from concept and design through estimation, prototyping, evaluation, and mass production delivery.
• SEAG Film Transparent energy-saving film with patented colorless thin-film coating technology that reduces solar heat in summer and prevents heating loss in winter, achieving maximum temperature difference of 3.1°C compared to conventional films. For commercial facilities, offices, and residential use.
• BPS Emergency Backup Power System Portable disaster preparedness battery storage system specialized for mobile devices, with built-in solar panels, capable of charging 94 smartphones (2,940mAh) or 21 laptops (48Wh) with 20 simultaneous connections. Features FM radio, LED lights, and AED compatibility.
• FromG-Hand Automated Paper Towel System Fully automatic wet towel machine producing high-quality paper towels with adjustable length, moisture, and heat functions. Uses rayon fiber roll paper and Sheer Citra (GSE) sanitizing solution effective against 800+ types of bacteria and viruses.
• Ton-Ton Sumo (Cardboard Sumo) Cardboard sumo wrestling game featuring 45cm large wrestlers with rice crayons (EN71 certified) and custom stickers for children and businesses, including foreign tourist-friendly versions.
• KABUTO Japanese Armor Handcrafted traditional Japanese armor (甲冑) produced by master craftsmen, offered as souvenirs for foreign tourists and corporate gifts for hospitality and VIP settings, promoting Made-in-Japan cultural heritage.
• SEALSQ Quantum-Resistant Security Products Authorized distribution in Japan of SEALSQ Corp. (NASDAQ: LAES) products including VaultIC secure elements, QS7001 PQC chips, QVault TPM, and INeS PKI platform for IoT device manufacturers requiring post-quantum cryptography and Matter/Wi-SUN certification.
• AMIMON Wireless Video Transmission Products Distribution in Japan of AMIMON wireless video transmission products, including the Falco series for medical applications with zero-latency 4K wireless video transmission using Amimon 3rd generation chipsets, for operating rooms, endoscopy, microscopy, and robotic surgery workflows.

Quantifiable outcome

• SEAG Film achieves maximum temperature difference of 3.1°C compared to conventional films
• +1 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration11 records

Feature4 records

Partnerships

Two partnerships are on record, tiered core.

• SEAL SQcoreChannel Partner/ Reseller/ Distributor · 4 July 2025Authorized distributor of SEALSQ Corp. (NASDAQ: LAES) quantum-resistant security products including VaultIC secure elements, QS7001 PQC chips, QVault TPM, and INeS PKI platform for Japanese market.
• SEALSQ Corp.coreChannel Partner/ Reseller/ DistributorSEALSQ Corp. is a NASDAQ-listed (LAES) company providing quantum-resistant semiconductor chips and PKI services. Silicon Technology is their authorized distributor in Japan, providing technical support, sample requests, and sales support for QS7001, VaultIC, and INeS products.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Arrow Electronics, Inc. Arrow Electronics is a global broad-line electronic component distributor with Japanese operations. Competes with Silicon Technology for Japanese OEM semiconductor supply contracts as part of a much broader components-and-solutions portfolio.
• Avnet, Inc. Avnet is a global electronic component distributor with significant Japanese operations. While operating at vastly greater scale, Avnet overlaps with Silicon Technology in distributing semiconductors to Japanese electronics manufacturers and represents broader competitive pressure on the trading-company model.

Direct peers

• Marubun Corporation: Marubun is a Japanese independent semiconductor distributor handling memory, logic, analog, and optoelectronic devices from global manufacturers to Japanese OEMs. Directly comparable in business model to Silicon Technology as a domestic-focused specialist semiconductor trading company.
• Ryosan Co., Ltd. Ryosan is a long-established Japanese independent distributor of semiconductors and electronic components serving domestic electronics manufacturers. Operates the same independent trading company business model as Silicon Technology, distributing memory, logic, and discrete semiconductors from global vendors into Japan.
• Macnica Holdings: Macnica is Japan's largest independent semiconductor and electronic component distributor, offering a comparable independent trading company model serving Japanese electronics OEMs with global semiconductor vendors. Directly competes with Silicon Technology in the Japanese semiconductor distribution space across similar end markets, though at substantially greater scale.
• Ryoyo Electro Corporation: Ryoyo Electro is a Japanese semiconductor and electronic component distributor serving Japanese manufacturers with overseas-sourced components. Operates the same independent distributor model that Silicon Technology follows, with similar customer types and supplier relationships.
• Restar Corporation: Restar is a Japanese electronic component distributor serving domestic manufacturers with semiconductors and electronic devices. Comparable business model and end-market focus to Silicon Technology as an independent trading company in the Japanese electronics supply chain.
• Nexty Electronics: Nexty Electronics is the semiconductor and electronic component distribution arm of Toyota Tsusho Group, serving Japanese automotive and industrial customers. Competes in the same Japanese semiconductor distribution channel as Silicon Technology with a comparable vendor-representation model.

Regional players

• WPG Holdings: WPG Holdings is Asia's largest semiconductor distributor, headquartered in Taiwan with operations across the region. While primarily regional rather than Japan-focused, WPG competes for the same global semiconductor vendor relationships that Silicon Technology leverages and represents a regional competitive benchmark.
• WT Microelectronics: WT Microelectronics is a Taiwan-based Asian semiconductor distributor serving global vendors with regional demand creation. Comparable trading-company model in semiconductors, though primarily serving customers outside Japan where Silicon Technology operates.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/silicon-technology-co-ltd-

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Silicon Technology Co., Ltd.