Confirmed

Fanplus/Ticketplus: about 4.43 million user email addresses leaked via Arara breach

Fanplus and Ticketplus announced on November 2 that unauthorised access to Arara Message leaked email addresses of their services' users.

Last updated: 2026-11-09

Overview

The November 6 second report gives "about 4.43 million" (provisional); count left blank. No other data and no intrusion into the group's own systems confirmed. This stems from the Arara email-platform intrusion (recorded separately); the figure is a subset of the vendor scope and must not be added to it.

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. アララ株式会社で発生した不正アクセスに伴うメールアドレスの漏えいについて株式会社Fanplus・株式会社チケットプラス · 2026-11-09
  2. アララ株式会社で発生した不正アクセスに伴うメールアドレスの漏えいについて(第二報)株式会社Fanplus・株式会社チケットプラス · 2026-11-09

Related information

arara-message-platform-breach-2026

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