YMIRLINK,Inc.

4372.T
Software - Application
2026/10/22 17:47 Updated
Market Cap: $29.6M (¥4.7B)
Stock Price: $7.73 (¥1,221)
Exchange Rate: 1 USD = ¥157.98

We have confirmed that personal information was exfiltrated due to unauthorized access to part of the server systems of our email delivery service. We report the facts discovered to date and the current response status.

Unauthorized access to part of the servers of the company-operated email delivery service may have resulted in exfiltration of personal information. The affected scope includes 5 systems and is estimated to include approximately 9,000,000 email addresses. Cause analysis and recurrence prevention measures are underway, and the incident has been reported to investigative authorities. The impact on the fiscal year ending December 2026 is currently undetermined.

Importance:
Page Updated: October 19, 2026
IR Disclosure Date: October 19, 2026

Key Figures

  • Number of affected systems: 5
  • Number of email addresses potentially output: approx. 9,000,000 addresses
  • Relevant period: Incident occurred on October 16, 2026; impact on fiscal year ending December 2026 is under review

AI要約

Overview of the Incident and Response

YMIRLINK,Inc. confirmed unauthorized access to part of the servers used for its email delivery service and implemented recurrence prevention measures such as vulnerability fixes and credential removal. The incident was reported to investigative authorities, and a detailed investigation is progressing with the assistance of external experts. The affected scope covers 5 systems, and it is possible that approximately 9,000,000 email addresses were output.

Outlook and Further Disclosures

The effect of this matter on the fiscal year ending December 2026 is currently under review. If new facts emerge, we will disclose them promptly. We plan to release additional information depending on future developments and investigation results.

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

YMIRLINK,Inc.

Company overview · Stock price · Financial data · All IR

View company page →