Overview
1,214 forms: company name/address and contact name, department, phone and email. Period 28 Jan 2021–21 Jan 2026. PPC notified on January 26.
Timeline
- Occurred
- Discovered
- Disclosed
Organization response
Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.
What you can do
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.
Sources
- 個人情報漏えいの可能性に関するご報告株式会社セゾンテクノロジー · 2026-11-09