Companies
Japanese Semiconductor Companies
Japanese semiconductor equipment makers, materials suppliers and chipmakers, with what each company makes and where its sites in Japan are.
- Companies15
- Equipment8
- Materials5
- Chipmakers2
Equipment (8)
Japanese makers of front-end and back-end semiconductor equipment. Several of them hold leading global positions in a single process step, such as coat/develop, wafer cleaning, dicing or EUV mask inspection.
- Tokyo Electron (TEL)Coat/develop, etch and deposition equipmentSites: Yamanashi, Iwate, Kumamoto
- SCREEN HoldingsWafer cleaning, coat/develop and inspection equipmentSites: Shiga
- AdvantestAutomated test equipment (ATE) for SoC and memorySites: Gunma
- DISCODicing, grinding and polishing equipmentSites: Hiroshima
- LasertecEUV mask and mask blank inspection
- Kokusai ElectricBatch deposition, diffusion and ALD equipmentSites: Toyama
- EbaraCMP systems, dry vacuum pumps and exhaust treatmentSites: Kanagawa, Kumamoto
- Tokyo Seimitsu (ACCRETECH)Wafer probers, dicing and grinding machines, metrologySites: Ibaraki
Materials (5)
Silicon wafers, photoresists, CMP slurries and packaging materials. Japanese companies supply a large part of the world's semiconductor materials, which makes this the most Japan-specific layer of the supply chain.
- Shin-Etsu ChemicalSilicon wafers, photoresists and photomask blanksSites: Fukui, Gunma, Niigata, Fukushima, Ibaraki
- SUMCOSilicon wafersSites: Saga, Nagasaki, Yamagata, Hokkaido
- JSRPhotoresists and semiconductor materialsSites: Mie, Chiba, Ibaraki
- Tokyo Ohka Kogyo (TOK)Photoresists and high-purity process chemicalsSites: Kanagawa, Kumamoto
- ResonacCMP slurries, packaging materials and SiC epitaxial wafersSites: Ibaraki, Chiba, Yamaguchi
Chipmakers (2)
Japanese companies that manufacture chips in their own fabs: a NAND flash maker and a new leading-edge logic foundry.
Last updated: October 15, 2026