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  2. About the Security Incident

About the Security Incident

A summary of what we can share at this time about the security incident that occurred in October 2026.

Overview and Impact

  • About the Unauthorized Access to Our Systems (for Merchants)
  • Was our information leaked?
  • Was credit card information leaked?
  • Can we receive a written report?

API Credentials, Accounts, and Suspicious Messages

  • Do we need to update our API keys (API credentials)?
  • Should we change our dashboard password?
  • Was our account disabled or were we logged out?
  • We received a suspicious email or message claiming to be from KOMOJU
  • There are transactions or refunds we do not recognize

Impact on Payment Services and Responding to Customers

  • 【Shopify】au PAY, Rakuten Pay, etc. did not work or showed an error
  • A customer says the 7-Eleven payment barcode is not displayed
  • A customer asked us about this incident
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