Workman Co.,Ltd.

2026/11/04 12:33 Updated
Market Cap: $2.5B (¥396.2B)
Stock Price: $30.64 (¥4,855)
Exchange Rate: 1 USD = ¥158.48

Notice and Apology Regarding Possible Leakage of Email Addresses Due to Unauthorized Access to Email Delivery Service

Due to unauthorized access to the email delivery service "Arara Message," there is a possibility that up to approximately 1,450,000 email addresses of registered members were leaked. Other personal information such as names is not affected. At present, the impact on business performance is expected to be minor. Measures to prevent recurrence will be implemented.

Importance:
Page Updated: November 4, 2026
IR Disclosure Date: November 4, 2026

Key Figures

  • Affected information: up to approximately 1,450,000 email addresses
  • Date: October 28 to 31 (period of unauthorized access)
  • Scope of impact: Names, addresses, telephone numbers, credit card information, etc. are not affected

AI要約

Overview of the Incident and Response

Workman Co.,Ltd. confirmed that Arara Inc., which provides the "Arara Message" service, experienced unauthorized access and that customer email addresses may have been leaked. Up to approximately 1,450,000 member email addresses are affected. At this time, names, addresses, telephone numbers, credit card information, and other personal data have not been leaked. The service has been suspended and a report is being made to the Personal Information Protection Commission. Going forward, we will enforce stricter management of contractors and strengthen our information security framework.

Future Response and Impact

Examples of suspicious emails will be published and awareness activities to prevent secondary damage will be conducted. A contact desk for customer inquiries has been established. Any uncertainties regarding impact on business performance will be disclosed as they arise. Specific measures to prevent recurrence will be implemented sequentially.

This page uses AI to summarize IR materials from TDnet. Please refer to the original document for investment decisions.

Workman Co.,Ltd.

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