Joshin Corporation
Notice and Apology Regarding System Disruption Caused by Unauthorized Access
Some services were suspended due to unauthorized access. Investigation is ongoing to verify the possibility of personal data leakage. Actions are being taken to prevent recurrence and to resume suspended services.
Key Figures
- Key Figure 1: Unknown (Monetary amount and scale of damage have not been disclosed)
- Key Figure 2: Unknown (Specific numerical scope of impact has not been disclosed)
- Key Figure 3: 2026-10-16 (Date when unauthorized access was recognized)
AI要約
Incident and Current Status
This notice informs that Joshin Corporation's network was affected by unauthorized access by a third party, resulting in the inability to provide certain services, and it describes the current response. After recognizing the unauthorized access on 2026-10-16, measures such as restricting external access were implemented. The scope and details of the impact are being investigated in cooperation with external specialist organizations. The possibility of personal data leakage cannot be ruled out, and an initial report has been submitted to the Personal Information Protection Commission. Additional reports will be made depending on the results.
Future Response and Impact
We will continue implementing recurrence prevention measures and efforts to resume the suspended services. If new facts are identified, they will be promptly disclosed via the official website and other channels. A contact desk has been provided to minimize impact on customers and stakeholders.
Joshin Corporation
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