Best Electronic Components Companies in Japan
The 108 best Electronic Components companies in Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Oscar Technology.
Japan's Electronic Components sector draws serious money and serious names, and this directory ranks 108 tracked companies by disclosed equity funding and recent momentum. Total disclosed funding sits at $10M across the cohort, with Oscar Technology leading at $7M, followed by Sirc and Space Link at $1M each. Murata and Kurodo Electric round out the top names with no disclosed rounds, which tells you something about how much of this industry operates outside the venture spotlight. The global market was valued at around $2000B with a CAGR of roughly 8.6%, so even Japan's slice of that is vast relative to what's publicly filed here.
What's actually moving the needle right now? Consumer electronics apps are logging median install growth of about 19% year-over-year across 770 tracked apps, and coverage themes are tilting hard toward drone electronic warfare and autonomous reconnaissance capabilities. I'd watch those defense-adjacent angles closely if you're mapping where component demand is heading. As product resiliency thinking gains traction across supply chains globally, Japanese component makers sit at a structural advantage. Active investors in this directory include Advantage Partners, Hack Ventures, and INCJ, none of them chasing noise.
- statista.com
Ranked: Best Electronic Components companies in Japan
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Oscar Technology Provider of parallel software development services and consulting | $7M | 92 mo ago | Series A | Takahiko Ono CEO & President | 2013 | — | — | — |
| 2 | Space Link Provider of refrigeration and heating system installation, maintenance, and repair services | $1M | 115 mo ago | Series A | Toshio Abe CEO & Director | 2004 | — | — | — |
| 3 | SIRC Provider of IoT sensor units and decarbonization DX solutions | $1M | 9 mo ago | Seed | Hiroshi Hirasawa CEO & President | 2015 | WordPress Block EditorWordPressMySQL+17 | 24 patents Precision electric power measurement and sensor-based metering systems | — |
| 4 | Murata Manufacturer of electronic components, power products, and connectivity modules | — | 59 mo ago | Public | Gary Atkins Managing Director | 1944 | SitecoreApple iCloud MailSalesforce+24 | 27 patents Surface treatment and electroless plating processes for metal and carbon-fiber components | 1 partnership |
| 5 | Kuroda Electric Provider of electrical engineering and related services. | — | 102 mo ago | Public | — | 1945 | RubyRuby on RailsNginx+6 | — | — |
| 6 | adtec plasma technology Adtec Plasma Technology is a designer and manufacturer of RF plasma generators. | — | — | Public | — | 1985 | — | 46 patents Coaxial microwave plasma torches and vacuum evacuation systems with impedance‑matching circuits | — |
| 7 | akiba holdings AKIBA Holdings specializes in memory product manufacturing and the sales business. | — | — | Public | — | 1968 | WordPressMySQLPHP+9 | — | — |
| 8 | Allied Giken Manufacturers of assembly machines and jigs intended to contribute to the creation of society through… | — | — | Acquired | — | 1981 | PleskYouTubeGSAP+12 | — | — |
| 9 | Alps Alpine Manufacture and supplies automotive and electronic components | — | — | Public | — | 1948 | Apple iCloud MailMicrosoft 365Salesforce+19 | 3,496 patents Advanced human‑machine interfaces: displays, haptic feedback, acoustic sensing, and control systems. | — |
Top 5 Electronic Components companies in Japan
#1
Seed · Osaka, Osaka · founded 2015 · 13 employees$1.1Mraised▾
Provider of IoT sensor units and decarbonization DX solutions. It offers a range of IoT sensor units, including power, angle, and current sensors, along with cloud gateway and data logger solutions. These products are used to create digital solutions for decarbonization and analog-to-digital transformation (DX). The company's core technology is a multi-functional, miniature sensor device that easily integrates into existing equipment, enabling efficient data collection and analysis for various applications. This facilitates energy efficiency improvements and predictive maintenance.
- Aug 2025Conventional Debt—
- Aug 2025Seed—
- Mar 2025Seed—
- Nov 2017Seed$1.1M
#2
Series A · Shinjuku City, Tokyo · founded 2013$7.1Mraised▾
Provider of parallel software development services and consulting. This company offers expertise in accelerating software performance across various domains. Services include embedded system optimization, image processing algorithm development, distributed and parallel system development, GPU and FPGA acceleration, and support for quantum computing and AI/deep learning applications. They also develop AI performance engineering platforms and tools for coding assistance. The company's work extends to automotive software, flash memory firmware, and specialized AI solutions such as AI-powered medical image diagnostics. Research and development efforts focus on creating high-efficiency large language model development platforms.
- Oct 2018Series A$5.3M
- Mar 2017Series A$1.8M
#3
Series A · Fujisawa, Kanagawa Prefecture · founded 2004$1.4Mraised▾
Provider of refrigeration and heating system installation, maintenance, and repair services. This includes the assembly of mechanical and electrical equipment for refrigeration systems, servicing and maintaining ammonia refrigeration systems (including compressors and pumps), thermal insulation, and safety valve inspections. The services are focused on the industrial and commercial sectors.
- Oct 2016Grant (prize money)—
- Feb 2010Series A$1.4M
#4
Public · Kyoto, Kyoto · founded 1944 · 59978 employees—raised▾
Manufacturer of electronic components, power products, and connectivity modules. They offer capacitors, inductors, noise suppression products, resistors, sensors, and timing devices. The company also provides transformers, batteries, micro mechatronics, and RFID products. Additionally, they develop printed circuit products, filters, RF switches, antennas, and connectivity modules.
#5
Public · Tokyo, Tokyo · founded 1945 · 252 employees—raised▾
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Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Electronic Components coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.