Group Companies

Centered on the operating holding company Asahi Kasei Corp. and six core operating companies, the Asahi Kasei Group operates in the three business sectors of Material, Homes, and Health Care.

Asahi Kasei (holding company function)



Health Care

Asahi Kasei

Asahi Kasei Corp. develops fiber products, chemicals, and electronic related materials based on its core technology of chemistry, and globally pursues growth opportunities in the areas where we can leverage our technological advantages. In its holding company function, Asahi Kasei Corp. focuses on strategic planning and analysis, administration of resources, oversight of management execution, and development of new businesses which extend beyond the scope of any single field of business.

Asahi Kasei Microdevices

Asahi Kasei Microdevices

We provide devices and functions that are essential for the manufacturing processes and final products of our customers, through our innovative development, design, and production technology coupled with a robust marketing network. We will continue to build on our established presence to maintain industry leadership in the electronics field.

Asahi Kasei Homes

Asahi Kasei Homes

We are advancing with a high-earnings operational structure and strong brand recognition in the Japanese urban homes market. Our business structure is being transformed to create synergies through further expansion of order-built homes operations, expansion of remodeling, real estate, and financial services, and development of new business.

Asahi Kasei Construction Materials

Asahi Kasei Construction Materials

The focus of our innovation is placed on the development of high-value added products and construction technologies. We provide solution-based products and services to meet increasingly sophisticated customer needs in our four core areas of autoclaved aerated concrete (AAC), foundation systems, insulation materials, and structural components, contributing to enhanced infrastructure in Japan.

Asahi Kasei Pharma

Asahi Kasei Pharma

We are growing as a specialty pharmaceutical firm with a global presence by focusing on the development of new world-class drugs in selected therapeutic fields. In diagnostics, management resources are concentrated on products with strong growth prospects.

Asahi Kasei Medical

Asahi Kasei Medical

Our medical care business contributes to the advancement of medical treatment worldwide via continuous innovation in various fields, including medical device systems that respond to unmet needs (such as chronic and acute renal disease, neurologic diseases and other intractable conditions), filters that improve the quality of blood transfusion products, and products that enable safe and efficient production of biotherapeutics and other medicines at the cutting edge of new drug development.

ZOLL Medical

ZOLL Medical

A major US manufacturer of critical care devices and systems, ZOLL became a member of the Asahi Kasei Group in April 2012. While sales continue to grow in the U.S. as our principal market, we are building a global presence in the field of acute critical care by expanding our reach throughout Europe and Asia. Through synergy with the other Health Care businesses of Asahi Kasei, we are contributing to the development of this sector as a major pillar of operations.

Asahi Kasei’s major administrative offices in Japan and overseas.

Fibers business: Japan

Moriyama Works 515 Kojimacho, Moriyama, Shiga 524-0002 Japan
DuPont-Asahi Flash Spun Products Co., Ltd.
Flash spun products

Fibers business: Shanghai

Asahi Kasei Advance (Shanghai) Co., Ltd.
Sale of fibers and textiles

Fibers business: Hangzhou

Hangzhou Asahikasei Spandex Co., Ltd.
Hangzhou Asahikasei Textiles Co., Ltd.
Warp-knit spandex textiles

Fibers business: Hong Kong

Asahi Kasei Fibers (H.K.) Ltd.
Promotion and marketing of fibers and textiles

Fibers business: Taiwan

Formosa Asahi Spandex Co., Ltd.
+886-(0)2-2712-2211 Ext.6795

Fibers business: Thailand

Asahi Kasei Spunbond (Thailand) Co., Ltd.
Spunbond nonwovens
Thai Asahi Kasei Spandex Co., Ltd.

Fibers business: Germany

Asahi Kasei Spandex Europe GmbH

Fibers business: Italy

Asahi Kasei Fibers Italy SRL
Sale of cupro cellulosic fiber and nonwovens

Chemicals business: Japan

Catalyst Technology Center 2767-11 Aza Niihama, Kojima-shionasu, Kurashiki, Okayama 711-0934 Japan
Chemistry & Chemical Process Laboratory 2767-11 Aza Niihama, Kojima-shionasu, Kurashiki, Okayama 711-0934 Japan
Kawasaki Works 1-3-1 Yako, Kawasaki-ku, Kawasaki, Kanagawa 210-0863 Japan
Suzuka Works 1-1 Hiratanakamachi, Suzuka, Mie 513-0846 Japan
Mizushima Works 3-13 Ushiodori, Kurashiki, Okayama 712-8633 Japan
Asahi Chemitech Co., Ltd.
Resin anchors, detonator housings/leads
Asahi Kasei EMS Co., Ltd.
Photomask pellicles
Asahi Kasei Epoxy Co., Ltd.
Epoxy resin
Asahi Kasei Finechem Co., Ltd.
Specialty chemicals
Asahi Kasei Home Products Corp.
Cling film, other household products
Asahi Kasei Metals Ltd.
Aluminum paste
Asahi Kasei Pax Corp.
Packaging products and solutions
Asahi Kasei Technoplus Co., Ltd.
Processed plastic products
Asahi SKB Co., Ltd.
Shotgun cartridges
Asahikasei Color Tech Co., Ltd.
Plastic coloring & compounding
Asahi-Schwebel Co., Ltd.
Glass fabric
Hydrocarbon ion-exchange membranes and electrodialysis systems
Japan Elastomer Co., Ltd.
Synthetic rubber
JCAM Agri Co., Ltd.
Chemical fertilizers
Kayaku Japan Co., Ltd.
Industrial explosives
Okayama Butadiene Co., Ltd.
PS Japan Corp.
SunDelta Corp.
Functional sheets and films
Sundic Inc.
Biaxially oriented polystyrene sheet
Wacker Asahikasei Silicone Co., Ltd.

Chemicals business: USA

Asahikasei Plastics (America) Inc.
Compounded performance resin operations
Asahi Kasei Plastics North America, Inc.
Coloring and compounding of performance resin
Asahi Kasei Plastics North America – Athens
Coloring and compounding of performance resin
Sun Plastech Inc.
Sale of purging compound

Chemicals business: Korea

Asahi Kasei Chemicals Korea Co., Ltd.
Sale of adipic acid
Tongsuh Petrochemical Corp., Ltd.
Acrylonitrile, sodium cyanide

Chemicals business: Guangzhou

Asahi Kasei Plastics (Guangzhou) Co., Ltd.
Sale of performance resin

Chemicals business: Shanghai

Asahikasei Plastics (Shanghai) Co., Ltd.
Sale of performance resin

Chemicals business: Nantong

Asahikasei Plastics (Shanghai) Co., Ltd.
Sale of performance resin

Chemicals business: Suzhou

Asahikasei (Suzhou) Plastics Compound Co., Ltd.
Coloring and compounding of performance resin

Chemicals business: Hangzhou

Asahi Kasei Microza (Hangzhou) Co., Ltd.
Industrial filtration membranes and systems

Chemicals business: Zhangjiagang

Asahi Kasei POM (Zhangjiagang) Co., Ltd.

Chemicals business: Hong Kong

Asahi Kasei Plastics (Hong Kong) Co., Ltd.
Sale of performance resin

Chemicals business: Taiwan

Asahi Kasei EMD Taiwan Corp.
Sale of pellicles
Asahi-Schwebel (Taiwan) Co., Ltd.
Glass fabric

Chemicals business: Vietnam

Asahi Kasei Plastics Vietnam Co., Ltd.
Analysis and development of performance plastic parts using CAE technology

Chemicals business: Thailand

Asahikasei Plastics (Thailand) Co., Ltd.
Coloring and compounding of performance resin
PTT Asahi Chemical Co., Ltd.
Acrylonitrile, methyl methacrylate

Chemicals business: Singapore

Asahi Kasei Plastics Singapore Pte. Ltd.
Performance resin
Asahi Kasei Synthetic Rubber Singapore Pte. Ltd.
Synthetic rubber
Polyxylenol Singapore Pte. Ltd.
PPE powder

Chemicals business: United Kingdom

Asahi Photoproducts (UK) Ltd.
Sale of photopolymer, printing-plate making systems

Chemicals business: Germany

Asahi Kasei Europe GmbH
Processing, sale, and marketing of chemicals and polymers
Asahi Packaging GmbH
Sale of food packaging material
+49 (0)210 2 70 42 62

Chemicals business: Belgium

Asahi Photoproducts (Europe) SA/NV
Sale of photopolymer, printing-plate making systems

Electronics business: Japan

Asahi Kasei FP Corp.
Fine pattern coils
Polypore K.K.
Lithium-ion battery separators

Electronics business: USA

Celgard, LLC
Lithium-ion battery separator
+1 704-588-5310
Celgard - Concord
Lithium-ion battery separator
+1 704-720-5200
Daramic, LLC
Lead-acid battery separator
+1 704-587-8599
Daramic - Corydon
Lead-acid battery separator
+1 812 738 8274
Daramic - Owensboro
Lead-acid battery separator
+1 270 683-1561
Polypore International, LP
Battery separators
+1 704-587-8409

Electronics business: Brazil

Daramic Separadores de Baterias Ltda.
Lead-acid battery separator
+55 11 3819 8794

Electronics business: Korea

Asahi Kasei E-materials Korea Inc.
Energy and electronic materials
Celgard Korea, Ltd.
Lithium-ion battery separator
+82 43-219-2940

Electronics business: Changshu

Asahi Kasei Electronics Materials (Changshu) Co., Ltd.
Photosensitive dry film

Electronics business: Suzhou

Asahi Kasei Electronics Materials (Suzhou) Co., Ltd.
Photosensitive dry film

Electronics business: Shanghai

Daramic Shanghai Battery Separators Co., Ltd.
Lead-acid battery separator
+86 21 3813 9910
Polypore (Shanghai) Membrane Products Co., Ltd.
Lithium-ion battery separator
+86 21 5866 6200

Electronics business: Shenzhen

Celgard China Sales and Technical Service
Lithium-ion battery separator
+86 755-8660-8688
Daramic Tianjin PE Separator Co., Ltd.
Lead-acid battery separator
+86 22 2499 9601

Electronics business: Xiangyang

Daramic Xiangyang Battery Separator Co., Ltd.
Lead-acid battery separator
+86 710 2869794

Electronics business: Taiwan

Asahi Kasei Wah Lee Hi-Tech Corp.
Photosensitive dry film
+886-(0)6698-2961 Ext.25

Electronics business: Thailand

Daramic Thailand Ltd.
Lead-acid battery separator

Electronics business: India

Daramic Battery Separator India Pvt. Ltd.
Lead-acid battery separator
+91 80 4256 1111
Daramic Battery Separator India Pvt. Ltd./Asia Technical Center
Lead-acid battery separator
+91 80 4256 1180

Electronics business: Germany

Daramic - Norderstedt
Lead-acid battery separator
+49 40 535 96-0

Electronics business: France

Celgard Sales Office at Daramic SAS
Lithium-ion battery separator
+33 3 88 82 41 08
Daramic SAS
Lead-acid battery separator
+33 3 88 82 40 00

Others: Japan

Fuji Office 2-1 Samejima, Fuji, Shizuoka 416-8501 Japan
Nobeoka Office 2-1-3 Asahimachi, Nobeoka, Miyazaki 882-0847 Japan
Asahi Kasei Ability Corp.
Printing, bookbinding, and office work
Asahi Kasei Advance Corp.
Sale of Asahi Kasei products
Asahi Kasei Amidas Co., Ltd.
Employment agancy, consulting
Asahi Kasei Engineering Corp.
Plant, equipment, process engineering
Asahi Kasei Networks Corp.
Data center operation
Asahi Research Center Co., Ltd.
Information and analysis
Asahi Yukizai Corp.
Synthetic resin, fabricated plastic products

Others: USA

Asahi Kasei America, Inc.
Business support services
Crystal IS, Inc.
Development of aluminum nitride substrates and UV LEDs

Others: Shanghai

Asahi Kasei (China) Co., Ltd.
Investment and business support services

Others: India

Asahi Kasei India Pvt. Ltd.
Business support services