Major Product/Service

Aluminum based hard disks
Glass based hard disks
Aluminum substrates for hard disks

Sales office

HD Division, Marketing Department (Ichihara)
5-1, Yahata Kaigan, Ichihara, Chiba
290-0067
TEL : 81-436-43-8611
FAX : 81-436-41-3511

HD Division, Marketing Department (Oyama)
1-480, Inuzuka, Oyama, Tochigi
323-8678
TEL : 81-285-30-2961
FAX : 81-285-30-1279

Operation · R&D Site

Showa Denko Electronics K.K.
Showa Denko HD Shingapore
Showa Denko HD Maraysia
Showa Denko HD Trace
Oyama Plant