Best Semiconductors Companies in Japan
The 512 best Semiconductors companies in Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Japan Display East.
Japan's Semiconductors sector is what this directory maps, ranking 512 tracked companies by disclosed equity funding and the momentum behind their most recent rounds. Total disclosed funding across the cohort sits at $3.9B, anchored by Preferred Infrastructure at $125M and Kyulux at $86M, with EdgeCortix pulling $28M as the AI-inference hardware angle heats up globally. The global market was pegged at $483.2B in 2020 and is forecast to reach $580.2B by 2026 at a 3.0% CAGR, which sounds modest until you remember the COVID-era demand shock that reset chip supply chains permanently. One unicorn sits inside this directory. That's the current count.
Coverage is rising fast, and the hot themes right now are chip design, wafer supply, and device-level performance. So it's worth watching the geopolitical layer too: AI chip trade between India and Japan landed on PM Modi's agenda this month, a signal of how bilateral semiconductor diplomacy is reshaping regional deal flow. I'd flag that for anyone tracking where Japan's chip money moves next. Mitsubishi UFJ Capital, INCJ, and Daiwa Corporate Investment are the most active backers you'll find in this dataset, and they're clearly not standing still.
Our analysis of 219 Semiconductors companies
$47.9b in tracked funding; 70% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Semiconductors companies in Japan
| # | Company | Disclosed funding | Last round | Founder | Employees | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Japan Display East LCD Technology joint venture of Sony, Toshiba and Hitachi for LTPS display LCD panels | $1.8B | 74 mo ago | — | 4,776 | SalesforceAmazon Web ServicesNginx+9 | Top 1M | 275 patents Advanced liquid crystal display panel design and manufacturing technologies | — |
| 2 | JOLED Developer of OLED-based display panels including printed OLED, oxide TFT displays, and flexible displays | $1.4B | 71 mo ago | Yoshimasa Ishibashi CEO | 590 | — | — | 1,551 patents Flexible OLED display panels with barrier layers and foldable/rollable form factors | — |
| 3 | Preferred Infrastructure 🦄 Developer of AI infrastructure, foundation models, and product solutions | $125M | 13 mo ago | Daisuke Okanohara Co-Founder | 205 | WordPressMySQLPHP+19 | Top 5M | — | — |
| 4 | Atonarp Developer of spectrometry platforms for industrial process control, life science research | $111M | 61 mo ago | Tomoyashi Sato Co-Founder | 74 | WebflowMarkerZoho+21 | Top 10M | 326 patents Gas analysis and laser spectroscopy instrumentation for fluid and plasma diagnostics | — |
| 5 | Kyulux Provider of OLED lighting systems | $86M | 0 mo ago | Akira Minakuchi Co-Founder & CFO | 5 | WordPressApple iCloud MailGoogle Workspace+23 | Top 10M | 520 patents Organic light‑emitting diodes and related emissive materials for display and lighting | — |
| 6 | ThinkCyte Developer of cell sorting and single cell profiling platforms | $83M | 21 mo ago | Ryoichi Horisaki Co-Founder | 33 | WordPressMySQLPHP+28 | Top 5M | 95 patents Advanced flow cytometry and AI-driven cellular sample analysis technologies. | 3 launchs |
| 7 | QD Laser Developer of nanotech-based quantum dots for energy generation | $50M | 86 mo ago | — | 58 | WordPressMySQLPHP+11 | Top 5M | 196 patents High‑resolution laser projection and ophthalmic imaging systems using semiconductor lasers | — |
| 8 | Elephantech Manufacturer of printed wiring circuit boards and related components | $50M | 26 mo ago | Masaaki Sugimoto Co Founder | 96 | — | — | 48 patents Advanced PCB ink formulations, flexible substrate handling, and textile decoloring agents. | — |
| 9 | Trigence Manufacturer of pure digital audio ICs | $31M | — | — | 8 | — | — | — | — |
| 10 | Genusion Innovative non volatile memory IPs | $28M | 193 mo ago | — | — | — | — | 40 patents Patents concentrated in computing, sensing & instrumentation | — |
| 11 | EdgeCortix Developer of energy-efficient AI processors, accelerators, modules, cards, and systems | $28M | 2 mo ago | Sakya Dasgupta Founder & CEO | 37 | HubSpot CMS HubHubSpotcore-js+16 | Top 5M | 5 patents Hardware acceleration for AI/ML and communications: low‑precision MAC, LDPC decoding, streaming pipelines | — |
| 12 | Okuma Diamond Device Developer and researcher of diamond semiconductors | $28M | 19 mo ago | Naohisa Hoshikawa CEO | 14 | WordPressMySQLPHP+12 | Top 5M | — | — |
| 13 | Hikari.com Manufacturer of optical comb generators and non-contact 3D profilometers, multipoint vibrometers | $16M | 97 mo ago | Takao Yagi CEO | — | HubSpot CMS HubHubSpotSalesforce Marketing Cloud Account Engagement+9 | Top 10M | — | — |
| 14 | Flosfia Developer of gallium oxide power semiconductors and thin film deposition solutions | $14M | 62 mo ago | Takashi Shito CEO | — | WordPressMySQLPHP+13 | Top 50M | 562 patents Photovoltaic power conversion circuits and thin‑film semiconductor manufacturing processes. | — |
| 15 | Floadia Develops embedded non-volatile memory IP products | $14M | 32 mo ago | Kosuke Okuyama CEO & President | 14 | — | — | 259 patents Non‑volatile memory cell designs and semiconductor manufacturing processes for storage devices | 2 launchs |
| 16 | Wintest Corporation Provider of IT training and placement services | $13M | 150 mo ago | Masayasu Higuchi CEO & MD | 86 | Apache HTTP ServerAmazon Web ServicesjQuery | Top 5M | 17 patents Active matrix display inspection systems and load compensation devices for LCD/LED panels | — |
| 17 | Cerebrex A Global Fabless Semiconductor Company | $10M | 107 mo ago | — | 9 | — | — | 29 patents Patents concentrated in electrical & electronics | — |
| 18 | Material Concept Distributor of rolls, sheets, paper, fabric, and graphics media | $9M | 116 mo ago | Junichi Koike Founder And Cto | 17 | — | — | 27 patents Advanced wiring substrates and copper‑oxide interconnect pastes for high‑density semiconductor packaging | — |
| 19 | Gaianixx Manufacturer of crystal film and scanning transmission electron microscope | $9M | 3 mo ago | Takeshi Kijima Co-Founder & CSO | 3 | — | — | 33 patents Laminated piezoelectric structures for electronic devices and components | — |
| 20 | Oscar Technology Provider of parallel software development services and consulting | $7M | 92 mo ago | Takahiko Ono CEO & President | — | — | — | — | — |
| 21 | Routrek Networks Digital farming solutions for sustainable agriculture using IoT and AI technology | $7M | 71 mo ago | Shinichi Sasaki Founder & CEO | — | — | — | 9 patents Smart fertigation control using soil EC sensors and salt accumulation monitoring | — |
| 22 | Aroma Bit Developer of odor imaging sensors | $7M | 64 mo ago | Shunichiro Kuroki Founder & CEO | 5 | WordPressMySQLPHP+14 | Top 50M | 48 patents Electronic nose systems for odor detection, analysis, and data processing | — |
| 23 | Photo electron Soul Manufacturer and supplier of electron beam generator and devices | $7M | 2 mo ago | — | 29 | WordPress Block EditorWordPressApple iCloud Mail+12 | Top 10M | 129 patents Advanced electron gun and beam control technologies for precision imaging and irradiation | — |
| 24 | Toshiba Manufacturer and marketer of advanced electronic and electrical products | $6M | 13 mo ago | — | 1,328 | HCL Digital ExperienceApple iCloud MailJava+25 | Top 1M | 106,846 patents Patents concentrated in electrical & electronics | — |
| 25 | Patentix Company focused on the research, development, and manufacturing of GeO₂ semiconductors for voltage resistance | $6M | 2 mo ago | Toyosuke IBI President & CEO | — | WordPressMySQLPHP+13 | Top 50M | 12 patents Thin-film crystalline semiconductor layers and laminated structures for advanced electronic devices | — |
| 26 | ArchiTek Provider of AI-enabled vision processing unit system for multiple industries | $5M | 47 mo ago | Hassan Toorabally Managing Director | 15 | WordPressMySQLPHP+16 | Top 50M | 6 patents Edge computing hardware and parallel processing architectures for SIMD and vector operations | — |
| 27 | Koala Tech Developer of organic semiconductor laser diodes for advanced electronic applications | $4M | 18 mo ago | Jean Ribierre CEO | — | WordPressMySQLPHP+13 | Top 50M | — | — |
| 28 | Radiation Watch Developer of smart sensors for radiations solutions | $4M | — | Akira Ishigaki Founder | — | BloggerJavaPython+5 | Top 50M | — | — |
| 29 | Xenoma Garment with embedded sensors | $4M | 72 mo ago | — | 15 | PHPNginxcore-js+8 | Top 10M | 21 patents Flexible textile-integrated ECG monitoring devices and stretchable conductive wire technologies. | — |
| 30 | Visban Developer of RF-on-glass technology integrated with AI for millimeter wave connections | $3M | 3 mo ago | S Cha Co-Founder & CEO | — | — | — | 6 patents RF beamforming hardware—phase shifters, radios, and transceivers for wireless communications. | — |
| 31 | SUN-A Corporation Urea quality and fuel quality sensor | $3M | 157 mo ago | Kiyoshi Yamagishi President & CEO | 141 | WordPressMySQLPHP+11 | Top 10M | — | — |
| 32 | Nature Architects Developer of form-finding technology and design solutions for manufacturing industries | $3M | 72 mo ago | Taisuke Oshima CEO | — | WordPress Site EditorColibri WPWordPress+18 | Top 5M | — | — |
| 33 | Metasensing Developer of attachable Raman sensor technology and AI-driven data analysis | $2M | 10 mo ago | Yoshito Okuno CEO | — | WordPressMySQLPHP+14 | Top 50M | — | — |
| 34 | NanoBridge Semiconductor Developer of semiconductor technology delivering information and communication technology applications | $2M | 46 mo ago | Tadahiko Sugibayashi Co-Founder & CEO | — | WordPressMySQLPHP+14 | Top 50M | — | — |
| 35 | Raise the Flag Developer of assistive technology for the visually impaired. | $1M | — | Takeshi Nakamura CEO | — | WordPressMySQLPHP+17 | Top 10M | 4 patents Patents concentrated in computing, sensing & instrumentation | — |
| 36 | SenSprout Provider of cloud-based soil moisture sensor systems | $1M | 93 mo ago | Kazuhiro Nishioka Co-Founder | — | WordPressMySQLPHP+15 | Top 50M | — | — |
| 37 | Space Link Provider of refrigeration and heating system installation, maintenance, and repair services | $1M | 115 mo ago | Toshio Abe CEO & Director | — | — | — | — | — |
| 38 | SpinSensingFactory Manufacturer of magnetic sensors | $1M | 90 mo ago | Shizuka Kumagai CEO | 10 | — | — | — | — |
| 39 | Nanolux Developer of the image sensors for infrared night vision cameras | $1M | 108 mo ago | Motoshi Sobue CEO | 4 | — | — | 18 patents Advanced solid-state imaging sensors and ophthalmic imaging systems for medical diagnostics | — |
| 40 | SIRC Provider of IoT sensor units and decarbonization DX solutions | $1M | 9 mo ago | Hiroshi Hirasawa CEO & President | 13 | WordPress Block EditorWordPressMySQL+17 | Top 5M | 24 patents Precision electric power measurement and sensor-based metering systems | — |
| 41 | Light Touch Technology Developer of non-invasive blood glucose sensor utilizing advanced laser technology | $1M | 1 mo ago | Koichi Yamakawa CEO | — | WixSentryBootstrap+10 | Top 50M | 32 patents In vivo optical biosensing for blood analyte quantification and tissue identification | — |
| 42 | CAST Ultrasonic vibrations and strain sensors | $972K | 16 mo ago | Kei Nakatsuma Co-Founder | — | — | — | 10 patents Ultrasonic transducer and sensor substrate manufacturing for precision inspection and looseness detection | — |
| 43 | Nano Seeds Manufacturer of powder property measuring equipment | $311K | 252 mo ago | Yasaku Shimada CEO | — | — | — | — | — |
Top 12 Semiconductors companies in Japan
#1
Series B · Fukuoka, Fukuoka · founded 2015 · 5 employees$85.7Mraised▾
Provider of OLED lighting systems. It offers TADF OLED (Thermally Activated Delayed Fluorescence Organic Light Emitting Diode) technology for display and lighting. The company offers hyper fluorescence OLEDs, which combine TADF and fluorescence emitters to enable highly efficient emission.
- May 2026Series B—
- Sep 2023Series B$1.4M
- Feb 2021Series B$34.3M
- May 2019Series B$31.8M
#2
Series B · Chuo, Tokyo · founded 2019 · 37 employees$28Mraised▾
Developer of energy-efficient AI processors, accelerators, modules, cards, and systems. The company offers a software platform facilitating AI inference across heterogeneous systems. Its technology includes a reconfigurable, highly-parallelized architecture. The company's products handle vision tasks and large language models in low-power environments.
- Apr 2026Series B—
- Nov 2025Series B$110M
- Aug 2025Series B—
- Jun 2025Grant (prize money)$21M
#3
Series D · Tokyo, Tokyo · founded 2014 · 205 employees$124.9Mraised▾
Developer of AI infrastructure, foundation models, and product solutions. The company develops AI semiconductors, computing infrastructure, generative AI models, and AI product solutions. It researches and develops new technologies, applying them across industries. The company provides AI products and solutions for various sectors.
- Apr 2025Conventional Debt—
- Apr 2025Series D$35.1M
- Dec 2024Conventional Debt—
- Dec 2024Series D$120.8M
#4
Series C · Bunkyo, Tokyo · founded 2021 · 3 employees$9Mraised▾
Manufacturer of crystal film and scanning transmission electron microscope
- Mar 2026Series C$19M
- Mar 2024Series B$9M
#5
Series A · Nagoya, Aichi · founded 2015 · 29 employees$6.6Mraised▾
Manufacturer and supplier of electron beam generator and devices
- Mar 2026Series A$5.6M
- May 2022Series A—
- Feb 2019Series A—
- Jun 2016Seed$974.3K
#6
Series A · Kusatsu, Shiga · founded 2022$5.8Mraised▾
Patentix is a company that specializes in the research, development, and manufacturing of next-generation semiconductors, specifically germanium dioxide (GeO₂), which has high voltage resistance. They also offer testing equipment repair services and are certified for ISO9001 quality standard.
- Apr 2026Series A$939.3K
- Oct 2025Series A$4.9M
#7
Series B · Osaka, Osaka · founded 2017$1.1Mraised▾
Developer of non-invasive blood glucose sensor utilizing advanced laser technology. The company focuses on creating a needle-free sensor for individuals with diabetes. This technology aims to eliminate the need for blood extraction. It develops medical devices and wearable devices for healthcare applications.
- May 2026Conventional Debt—
- May 2026Series B$3.2M
- Feb 2022Series A$871.6K
- Jul 2021Seed$1.1M
#8
Series A · Tokyo, Tokyo · founded 2022$3.1Mraised▾
Developer of RF-on-glass technology integrated with AI for millimeter wave connections. This technology aims to provide fast, uninterrupted millimeter wave connections. It addresses challenges associated with millimeter wave networks, such as coverage gaps. The technology distributes millimeter wave signals, enhancing network reliability.
- Feb 2026Series A—
- Sep 2024Series A$3.1M
#9
Series C · Bunkyo, Tokyo · founded 2016 · 33 employees$83.2Mraised▾
Developer of cell sorting and single cell profiling platforms. The business provides tools for cell therapy, disease profiling, and drug discovery applications. The platforms combine fluorescence flow cytometry with morphological profiling and artificial intelligence. The business also offers related consumables and instrument services.
- Aug 2024Series C$14.9M
- Nov 2023Series C$24M
- Nov 2023Grant (prize money)—
- May 2021Series B$26M
#10
Acquired · Tokyo, Tokyo · founded 1985 · 1328 employees$6Mraised▾
Toshiba is a Japanese conglomerate working in diversified products. Toshiba's semiconductor portfolio includes memory, ASICs, Sensors, diodes, microcontrollers, logic ICs, and wireless equipment. It can be used in industrial, business, energy, retail, and semiconductors feed.
- Apr 2025Grant (prize money)$1.5M
- Mar 2021Grant (prize money)$365.1K
- Sep 2019Grant (prize money)$1.5M
- Jun 2019Grant (prize money)$339.5K
#11
Seed · Fukushima, Fukushima · founded 2022 · 14 employees$27.8Mraised▾
Developer and researcher of diamond semiconductors
#12
Series A · Shinagawa, Tokyo · founded 2023$2.4Mraised▾
Developer of attachable Raman sensor technology and AI-driven data analysis. The company provides compact Raman sensors for material measurement and offers AI-powered software for data interpretation. Their products facilitate efficient material analysis across various industries. The sensors integrate into existing systems, enabling streamlined data acquisition and analysis.
- Jul 2025Series A$2.4M
- 2024Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Semiconductors coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Semiconductors is moving in Japan
A read on the academic research around Semiconductors — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 1,980 Japan-affiliated papers.
- The University of Tokyo157
- Tohoku University139
- National Institute of Advanced Industrial Science and Technology133
- Tokyo Institute of Technology78
- Kyoto University62
- Pixel4→14
- Power (physics)7→15
- Artificial neural network1→8
- Scalability4→9
- Neuromorphic engineering3→8
- Terahertz radiation1→8
- Laser2→9
- Fabrication13→18
- Power consumption1→6
- Transceiver1→6
- Thermal1→5
- Power (physics)4→6
- Integrated circuit packaging2→4
Where semiconductors is researched across Japan
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing semiconductors patents in Japan
Japan semiconductors patent filing is cooling — 116,542 filings from 8,000 assignees (2016–2025), led by Tokyo Electron, Semiconductor Energy LAB, Toshiba KK; annual filings 12324→7504.
- Tokyo Electron13690
- Semiconductor Energy LAB12640
- Toshiba KK7124
- SONY4620
- Renesas Electronics4418
- Canon KK4280
- FUJI Electric3799
- Mitsubishi Electric3691
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.