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  2. Electronic Components and Semiconductors
  3. 豊港 半導体材料事業部
Electronic Components and Semiconductors
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豊港 半導体材料事業部

EstablishmentJanuary 2011
capital50Ten thousand
number of employees116
addressTokyo/Kita-ku/Akabane 1-42-8
phone03-6751-7153
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last updated:Apr 21, 2026
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豊港 Company Overview

Toyokoh Chemical is a company that specializes in semiconductor materials, optical materials, metal materials, and lithium-ion battery materials, among other related products.

Toyoko Corporation was established in 2011, and the semiconductor business of Toyoko Chemical began in 2015. While generative AI continues to advance, our lives have become significantly more convenient due to the progress of IT and electronics technology, encompassing not only computers, smartphones, and tablets but also automobiles and home appliances. In the field of electronic materials and battery materials, we provide unique and high-value-added products that leverage our silicon wafer processing for the electronics industry. Focusing on supporting Japanese manufacturing, we have built a network for the production and sale of goods, and since 2022, we have separated our manufacturing and trading businesses to maximize profits through business expansion. Business Features: A manufacturing, processing, and sales network primarily developed in Asia and North America. Regional Revitalization: In the specialized fields of "semiconductor materials and battery materials," we also contribute to the revitalization of local economies. We actively seek local companies across Japan with whom we can establish good partnerships. With years of accumulated experience and expertise, we carefully select only those products that have been validated over a long period and provide them to users in local areas, universities, and research institutes.

Business Activities

Semiconductor materials: We propose the manufacturing and sales of silicon wafers, silicon ingots, large-diameter ingots for semiconductor devices, SiC wafers, SiC ingots, GaN wafers, sapphire wafers, and compound semiconductors. We also provide polishing and processing services for silicon wafers, SiC wafers, GaN wafers, and sapphire wafers. We propose the manufacturing and sales of ingot growth equipment. Parts-related materials: We provide silicon parts-related materials such as silicon plates, silicon cylinders, and silicon rings. We also offer ceramic substrates and ceramic processed products. Module materials: We provide metal matrix composites (Ai/SiC) and metal-based composite materials such as spacers, substrates, and housings primarily composed of Cu-Mo. Battery materials: We offer artificial graphite, natural graphite, silicon-based anode materials, new materials, separators for lithium-ion batteries, and aluminum foil for lithium-ion batteries.

Recommended information

Products/Services (26)

YIG single crystal product image
YIG single crystal
Quartz glass products product image
Quartz glass products
CVD diamond substrate product image
CVD diamond substrate
AlN substrate product image
AlN substrate

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Detailed information

Company name 豊港 半導体材料事業部
number of employees116
Contact addresspostalcode 115-0045 Tokyo/ Kita-ku/ Akabane 1-42-8View on map TEL:03-6751-7153 FAX:03-6761-8935
Key PartnersSemiconductor device manufacturer, semiconductor material manufacturer
Industry Electronic Components and Semiconductors
豊港 Building Image

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