OpenDoor Inc.

3926.T
2026/11/06 19:48 Updated
Market Cap: $77.0M (¥12.2B)
Stock Price: $2.48 (¥393)
Exchange Rate: 1 USD = ¥158.23

Apology and Notice Regarding Email Address Leakage Due to Unauthorized Access

Email addresses of 381,926 subscribers to Travelko's newsletter were leaked. Included were prefecture information for 152,655 records and postal code information for 616 records; names, addresses, phone numbers, passwords, birthdates, and credit card information were not leaked. Security enhancements and intensified monitoring will be implemented. Impact on financial performance is currently under review.

Importance:
Page Updated: November 9, 2026
IR Disclosure Date: November 9, 2026

Key Figures

  • Number of records leaked: 381,926 records
  • Number of prefecture information records leaked: 152,655 records
  • Number of postal code records leaked: 616 records

AI要約

Overview of the Incident

We confirmed unauthorized access by a third party to the Travel comparison site "Travelko" and announced that email addresses of newsletter subscribers were leaked. The leaked information consists only of email addresses, with prefecture information included in 152,655 records and postal code information included in 616 records. There is no confirmation of leakage of names, addresses, phone numbers, birthdates, passwords, or credit card information.

Response and Impact

We will provide individual notifications to affected customers. We commit to strengthening security measures and continuing monitoring, and the newsletter function is temporarily suspended. The incident has been reported to the police and relevant authorities. The impact on financial performance is currently being examined and we will disclose any material matters as soon as they arise.

This page uses AI to summarize IR materials from TDnet. Please refer to the original document for investment decisions.

OpenDoor Inc.

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