Overview
136,464 people (109,311-with-address subset described, not substituted).
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
- 当社連結子会社における不正アクセスによる個人情報漏えいに関するお知らせ株式会社トレジャー・ファクトリー · 2026-11-09