Best Chemicals and Materials Tech Companies in Japan
The 32 best Chemicals and Materials Tech companies in Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Spiber.
Our analysis of 50 Chemicals and Materials Tech companies
$4.4b in tracked funding; 79% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Chemicals and Materials Tech companies in Japan
| # | Company | Disclosed funding | Last round | Founder | Tech stack | Employees | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Spiber 🦄 Provider of sustainable fabric materials | $489M | 30 mo ago | Junichi Sugahara Co-Founder & CTO | Node.jsRadix UITailwind CSS+19 | 334 | Top 5M | 594 patents Bioengineered protein fibers and polymers for textile, foam, and ink applications | — |
| 2 | TBM Manufacturer of bio-composite materials | $124M | 32 mo ago | Nobuyoshi Yamasaki Founder & CEO | WordPress Block EditorWordPressMySQL+25 | 236 | Top 5M | 267 patents Patents concentrated in chemistry & materials | — |
| 3 | QD Laser Developer of nanotech-based quantum dots for energy generation | $50M | 90 mo ago | — | WordPressMySQLPHP+11 | 58 | Top 5M | 196 patents Advanced optical projection and ophthalmic imaging systems using semiconductor lasers | — |
| 4 | Flosfia Developer of gallium oxide power semiconductors and thin film deposition solutions | $14M | 67 mo ago | Takashi Shito CEO | WordPressMySQLPHP+13 | — | Top 50M | 562 patents Power electronics converters, thin-film deposition processes, and semiconductor device manufacturing. | — |
| 5 | Atomis Provider metal-organic frameworks | $14M | 23 mo ago | Masakazu Higuchi Founder | WordPressMySQLPHP+10 | 23 | Top 50M | 49 patents Hydrogen production, storage, and recovery systems with electrolysis and adsorption heat pump technologies | — |
| 6 | Material Concept Distributor of rolls, sheets, paper, fabric, and graphics media | $9M | 120 mo ago | Junichi Koike Founder And Cto | — | 17 | — | 27 patents Advanced wiring substrates and copper‑oxide bonding pastes for semiconductor packaging | — |
| 7 | Microwave Chemical Developer of microwave heating systems for the chemical industry | $8M | 149 mo ago | — | WordPressApple iCloud MailGoogle Workspace+11 | 64 | Top 5M | 201 patents Microwave-based material processing, sensing, and nanomaterial fabrication technologies | — |
| 8 | Synflux Company developing sustainable fashion with the help of digital technology | $5M | 9 mo ago | Kazuya Kawasaki CEO | — | — | — | 6 patents Software for garment pattern generation and stitching process optimization | — |
| 9 | EF Polymer Manufacturer of organic super-absorbent hydrogel for sustainable agriculture | $4M | 13 mo ago | Narayan Gurjar Co-Founder & CEO | WordPressMySQLPHP+19 | 22 22 → 51 (+132%) | Top 10M | 5 patents Biodegradable superabsorbent polymers for water retention in agriculture and horticulture | — |
| 10 | Xenoma Garment with embedded sensors | $4M | 77 mo ago | — | PHPNginxcore-js+8 | 15 | Top 10M | 21 patents Stretchable conductive textiles enabling wearable ECG health monitoring devices | — |
| 11 | Sotas Developer of a production management platform for the chemical industry | $3M | 8 mo ago | Hiroki Yoshimoto CEO | WordPressMySQLPHP+27 | — | Top 5M | — | — |
| 12 | Fermelanta Provider of a biotech company that uses microbial fermentation to produce plant-based chemicals, including… | $1M | 14 mo ago | Hiromichi Minami Co-Founder & CSO | STUDIOFirebaseNode.js+10 | — | Top 50M | — | — |
| 13 | BioPhenolics Diverse green chemicals | $1M | 32 mo ago | Noriyuki Nukui CEO | — | — | — | — | — |
| 14 | Morus Developer of silkworm-derived powder for food, beverage, and nutrition applications | $434K | 16 mo ago | Ryo Sato CEO | WordPressMySQLPHP+15 | 8 | Top 10M | 5 patents Functional food additives and silkworm powder processing for nutrition, taste, and gut health | — |
| 15 | Cataris Developer of a Generative AI agent for the chemical industry | $327K | 12 mo ago | Satoshi Matsumoto Founder & CEO | — | — | — | — | — |
Top 12 Chemicals and Materials Tech companies in Japan
#1
Series A · Kawasaki, Kanagawa Prefecture · founded 2022$3.4Mraised▾
Developer of a production management platform for the chemical industry. It offers a production and inventory management platform for chemical enterprises. It helps to support and systemize on-site operations and also lets users connect to its database.
- Feb 2026Series A$6.5M
- Feb 2024Seed$2.3M
- Feb 2024Conventional Debt$933.2K
- Jul 2023Seed$774.3K
#2
Seed · Chuo, Tokyo · founded 2019$4.6Mraised▾
Company developing sustainable fashion with the help of digital technology. The company has proprietary software that uses machine-learning algorithm to create fashion patterns. It also digitizes traditional production techniques to make ethical fashion products.
- Jan 2026Seed$1.7M
- Oct 2025Seed$1.7M
- Jan 2023Seed—
- Dec 2022Seed$1.2M
#3
Series B · Okinawa, Okinawa · founded 2018 · 22 employees$4.5Mraised▾
Manufacturer of organic super-absorbent hydrogel for sustainable agriculture. This hydrogel, created from eco-waste, retains significant amounts of water, nourishes soil with micronutrients, and improves water retention capacity, boosting crop growth. The product is biodegradable and enhances fertilizer application, reducing water and fertilizer usage. It offers a sustainable solution for farmers seeking improved yields and resource conservation.
- Sep 2025Series B$17.8M
- Apr 2025Series B$6.6M
- May 2023Series A$4.1M
- Apr 2021Seed$359.7K
#4
Spiber 🦄Series E · Tsuruoka, Yamagata · founded 2007 · 334 employees$489.4Mraised▾
Provider of sustainable fabric materials. It develops microbially fermented brewed protein-based yarns. It uses plant-derived biomass and a fermentation process including sugar and microbes to develop its products. It has applications in the textile industry.
- Apr 2024Series E$65.3M
- Sep 2021Series E$312.6M
- Dec 2018Series D$44.1M
- Sep 2015Series D$25.1M
#5
Series C · Kyoto, Kyoto · founded 2015 · 23 employees$13.9Mraised▾
Provider metal-organic frameworks. It designs and develops custom porous coordination polymer and metal-organic framework materials that can control gas using its nanoscale cages. Its features include three-dimensional structures, reversible and irreversible adsorption and desorption, flexible adsorption-desorption, magnetic and electrical properties, ion transportation, and conductance.
- Nov 2024Series C—
- Jul 2024Series C—
- Dec 2021Series B$10.6M
- Jul 2019Series A$3.2M
#6
Series A · Nonoichi, Ishikawa · founded 2022$1.4Mraised▾
Provider of a biotech company that uses microbial fermentation to produce plant-based chemicals, including secondary metabolites for use in medicines, cosmetics, and health foods.
- Sep 2025Grant (prize money)—
- Aug 2025Series A$13.6M
- Jun 2023Seed$1.4M
#7
Series D · Tokyo, Tokyo · founded 2011 · 236 employees$123.5Mraised▾
Manufacturer of bio-composite materials. The manufacturing method involves kneading limestone, thermoplastic resin, and various additives to form a molten composite, which is then processed into pellets or sheets using extrusion or molding techniques. It can be used as the alternative to paper and plastic products such as business cards, tags, POP display, poster, booklet, banner, sticker and label, bag, container, backlit poster, folder, highly durable material, and stationery goods.
- Feb 2024Series D—
- Jul 2021Series D$123.5M
- Apr 2021Conventional Debt$33M
#8
Seed · Minato City, Tokyo · founded 2025$326.9Kraised▾
Developer of a Generative AI agent for the chemical industry. The platform unlocks knowledge from internal conversations, meeting notes, and technical reports. It assists chemical companies in discovering new applications for existing materials. The platform also streamlines communication between material suppliers and end-product manufacturers. It transforms siloed knowledge into business opportunities.
- Oct 2025Seed$326.9K
#9
Series A · Shibuya, Tokyo · founded 2021 · 8 employees$434.4Kraised▾
Developer of silkworm-derived powder for food, beverage, and nutrition applications. The company focuses on raw material development, product creation, joint research, and OEM manufacturing. It provides silkworm-derived ingredients and supports product commercialization. The company also conducts nutrition workshops for corporate employees, covering foundational and applied knowledge in nutrition and food science.
- Jun 2025Series A$4.8M
- Jan 2022Seed$434.4K
#10
Public · Kawasaki, Kanagawa Prefecture · founded 2006 · 58 employees$50.4Mraised▾
Developer of nanotech-based quantum dots for energy generation. It provides quantum dot lasers, semiconductor optical devices, and amplifiers. The product line of the company includes distributed feedback lasers for precision machining, quantum dot lasers for optical communications, epitaxial wafer on GaAs substrate, visible laser sensors, and Fabry-Perot lasers. The company also offers smart eyewear based on Direct retinal projection which precisely controls the light to project images onto the retina.
- Apr 2019Series C$33M
- Oct 2018Series C—
- Dec 2010Series B$9.6M
- Feb 2009Series A$7.8M
#11
Series E · Kyoto, Kyoto · founded 2011$14.2Mraised▾
Developer of gallium oxide power semiconductors and thin film deposition solutions. It develops and manufactures power semiconductor devices using gallium oxide (Ga2O3), a material known for its low energy loss and cost-effectiveness. The company also offers thin film deposition services using its proprietary "Mist Dry®" technology, enabling high-quality film formation without vacuum equipment. This technology is applicable to various materials and applications, including electronic components and battery materials. The company supports clients with testing, material evaluation, and supply of materials produced using this method.
- Mar 2021Series E$9.2M
- Jan 2018Series C$7.1M
- 2017Series B—
- Mar 2017Series B$6.6M
#12
Seed · Tsukuba, Ibaraki · founded 2023$1.1Mraised▾
Diverse green chemicals. It produces chemicals using environmentally friendly fermentation methods. It uses biomass as raw material for the process.
- Feb 2024Seed$201K
- Dec 2023Seed$1.1M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Chemicals and Materials Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Advanced Materials is moving in Japan
A read on the academic research around Advanced Materials — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 249 Japan-affiliated papers.
- The University of Tokyo21
- National Institute for Materials Science18
- Hokkaido University18
- Kanazawa University17
- Yamagata University11
- Elastomer2→6
- Fabrication1→5
- Shape-memory polymer3→4
- Nanotechnology5→6
- Fabrication1→4
- Nanotechnology6→8
- Composite number3→4
- Smart material3
- Soft robotics2
- Nanotechnology2
- Morphing1
- Soft materials1
Where advanced materials 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 advanced materials patents in Japan
Japan advanced materials patent filing is cooling — 89,623 filings from 8,000 assignees (2016–2025), led by JFE Steel, Nippon Steel, Nippon Steel & Sumitomo Metal; annual filings 9698→7690.
- JFE Steel15953
- Nippon Steel11863
- Nippon Steel & Sumitomo Metal7745
- KOBE Steel5669
- NGK Insulators5341
- Mitsubishi Materials3979
- Sumitomo Electric Industries3976
- TDK3818
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.