Subsidiaries / Affiliates(Japan)

Subsidiaries / Affiliates(Japan)

Petrochemicals

Name Capital:Million Yen
Investment rate:%
Est.

Location
Tel.No
Business
Japan Polyethylene Corporation 7,500
Japan Polychem 58
Japan Polyolefins 42
2003 Tokyo
TEL:81-3-6748-7189
Polyethylene
Sun Allomer Ltd. 6,200
SDK 65
JX Nippon Oil & Energy 35
1999 Tokyo
TEL:81-3-5781-5608
Polypropylene

Chemicals

Name Capital:Million Yen
Investment rate:%
Est.

Location
Tel.No
Business
Nippon Polytech Corp. 10
SDK 100
1989 Tokyo
TEL:81-42-652-0216
Manufacture and sales of resist ink for flexible circuit boards
Showa Denko Gas Products Co., Ltd. 2,079
SDK 100
1944 Kanagawa
TEL:81-44-223-9521
Manufacture and sales of liquefied carbon dioxide, dry ice, industrial gases, gas related equipment and etc.
Tokyo Liquefied Oxygen Co., Ltd. 400
Showa Denko Gas Products 35
1969 Kanagawa
TEL:81-45-751-1841
Liquefied oxygen, nitrogen, argon
Union Showa K.K. 250
SDK 50
1970 Tokyo
TEL:81-3-5495-7031
Manufacture and sales of molecular sieve
HIPACK Co.,LTD. 98
SDK 51
Totai 49
1976 Tokyo
TEL:81-3-6860-8189
Zipper bags
Zipper tapes

Inorganics

Name Capital:Million Yen
Investment rate:%
Est.

Location
Tel.No
Business
Showa Denko Ceramics Co., Ltd. 460
SDK 100
1985 Nagano
TEL:81-263-52-0180
Manufacture and sales of titanium oxide and alumina.
Showa Denko Kenso Co., Ltd. 50
SDK 100
1982 Toyama
TEL:81-76-438-4083
Manufacture and sales of elastic polishing grindstone, "Shotex™"
Showa Fine Ceramics Co., Ltd. 30
SDK 100
1965 Nagano
TEL:81-263-52-1579
Abrasive micro powder

Aluminum

Name Capital:Million Yen
Investment rate:%
Est.
Location
Tel.No
Business
Showa Aluminum Can Corp. 2,160
SDK 100
1969 Tokyo
TEL:81-3-5745-1051
Manufacture of beverage can

Electronics

Name Capital:Million Yen
Investment rate:%
Est.

Location
Tel.No
Business
Showa Denko HD Yamagata K.K. 450
SDK 100
2009 Yamagata
TEL:81-237-43-6111
Development, production and sale of HD media
Showa Denko Packaging Co.,Ltd. 1,700
SDK 100
1959 Kanagawa
TEL:81-463-94-5225
Manufacture and sales of Packaging/containers for food, medicine, and electronic parts

Other

Name Capital:Million Yen
Investment rate:%
Est.

Location
Tel.No
Business
Shoko Co., Ltd. 8,021
SDK 42.49
1947 Tokyo
+81-3-3459-5111
General trading
Showa Denko Kenzai K.K. 250
SDK 100
1977 Kanagawa
TEL:81-45-444-1690
Manufacture and sales of plaster materials, fireproofing pipe, wall siding, and etc.
Showa Denko Aluminum Trading K.K. 249.6
SDK 35
Shoko 65
1951 Osaka
TEL:81-6-6695-3364
Primary, secondary, and tertiary products based on aluminum
Fuyo Perlite Co., Ltd. 130
SDK 73.08
1973 Nagano
TEL:81-266-27-2018
Manufacture and sales of obsidian perlite and related products
Niigata Showa K.K. 100
SDK 39.22
Showa Denko Kenzai 69.78
1986 Niigata
TEL:81-254-92-2210
Cement products, moisture removal sheet

Top of page