TDK Corporation (the "Company") hereby announces that there were misstatements in a part of the "Announcement on Business Alliance and Establishment of Joint Venture with Contemporary Amperex Technology Co., Limited" announced on April 28, 2021, and revisions are made as outlined below. The revised parts are underlined.

The Company makes a revision because there was an error in the description of the equity ratio in Amperex Technology Limited, a consolidated subsidiary of the Company.

3. Overview of the consolidated subsidiaries of the Company (10) Equity ratio 99.7% (as of 2021/03/31)

3. Overview of the consolidated subsidiaries of the Company (10) Equity ratio 100% (as of 2021/03/31) Contacts for media Contact Phone Mail Mr. Kazushige Atsumi TDK Corporation +81 3 6778-1055 pr@jp.tdk.com

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