Resonac Hard Disk Corporation

Company name

Website

Start date

2009-05-22

End date

Ticker

Listed market

Country

Japan

Business activities

Development of HD media

Production of HD media

Sale of HD media

Head office

5-1,Yawata kaigan dori, Ichihara, Chiba 290-0067, Japan

Chief executive

Yasushi Makabe

Capital

450 JPY

Employees (non-consolidated)

Employees (consolidated)

512 people

Related companies

Company name

Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder

Shareholder

Relationship graph

History

8 entries

Date	Description
2009-05-22	Established on May 22, 2009.
2009-05-22	設立年月 : 2009年5月22日
2009-07	Establishment of Showa Denko HD Yamagata K.K. to the transfer of the hard disk business from Fujitsu Limited.
2009-07	2009年7月 : 富士通株式会社からのハードディスク事業譲渡により昭和電工HD山形設立
2023-01	Company name has been changed to Resonac HD Yamagata Corporation.
2023-01	2023年１月 : 株式会社レゾナックＨＤ山形に変更
2024-07	Absorption-type company split of Resonac Corporation's hard disk business. Company name has been changed from Resonac HD Yamagata Corporation to Resonac Hard Disk Corporation.
2024-07	2024年7月 : 株式会社レゾナックのハードディスク事業を吸収分割 : 株式会社レゾナックHD山形から株式会社レゾナック・ハードディスクに商号変更

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Last updated

2026-09-21 18:13 (Model: gpt-4.1-nano )