ドトールコーヒー（ドトールオンラインショップ）Data breach / unauthorized access incident
- Occurred on
- Unconfirmed
- Announced on
- November 6, 2026
- Severity
- BIncidents centered on names and contact details.
- Scale
- 24,771 records
- Main impact
- Due to unauthorized access to the official online shop, a total of 24,771 member records (names, addresses, email addresses, delivery information, etc.) may have been leaked. The company announced that login passwords and credit card information were not leaked.
- Information involved
- Full nameHome addressEmail address
- Cause / key point
- The company announced that information may have been leaked externally as a result of unauthorized access to the official online shop.
- Industry
- Food & dining
- Listing / capital
- UnlistedParent company (listed holding company): ドトール・日レスホールディングス(3087)
- Sources
- Last updated
- November 8, 2026
Stock price reaction to the disclosureドトール・日レスホールディングス・親会社(上場持株会社) 3087
Stock information is reference data based on Yahoo Finance and may be delayed. This site does not solicit or advise investment and does not guarantee the accuracy or completeness of this information. We accept no liability for any investment decision based on it.
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Written & reviewed
Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.
CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.
Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:
Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction
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Attack method classification: Unauthorized access (method undisclosed)(Breached, but the technique was not identified or disclosed)
Read the Unauthorized access (method undisclosed) guide and national trends →