En cours d’enquête

Kissei Shoji: intrusion may have exposed data including sensitive personal information

Possible data leak: Around 21:50 on Oct 7, 2026, Kissei Shoji staff received a data-theft notice email. Parent Kissei Pharmaceutical disclosed Oct 9. Exfiltration cannot be ruled out and may include sensitive personal information. Counts/confirmation under investigation.

Dernière mise à jour: 2026-11-09

Ce contenu est affiché en English.

Présentation

No published headcount → blank.

Chronologie

InconnuSurvenue
2026-10-07Découverte
2026-10-09Divulgation

Réponse de l’organisation

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

Que faire ?

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

当社グループ会社への不正アクセスについてキッセイ薬品工業株式会社 · 2026-11-09

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