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Confirmed

Resonus Face Clinic Tokyo: personal data of 369 patients taken after ransomware

After detecting a cloud-server outage on March 11, 2026 and confirming ransomware-style intrusion, the clinic disclosed on April 6 that personal data of 369 patients had been taken.

Last updated: 2026-11-09

Overview

369 patients. Field details withheld on the site in favour of individual notices.

Timeline

  1. Occurred
  2. Discovered
  3. 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

  1. 患者様の個人情報に関する不正アクセス発生のご報告とお詫び一般社団法人日本美容医療研究機構 · 2026-11-09

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