概述
“Up to 4,298” wording → count blank. Cards out of scope.
时间线
- 发生
- 发现
- 披露
组织应对措施
Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.
用户应对建议
Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.
信息来源
- 個人情報漏えいの可能性のご報告とお詫び株式会社ミカサ · 2026-11-09