Matsuya Foods Holdings Co., Ltd. Data Breach History
Matsuya Foods Holdings operates the Matsuya gyudon restaurant chain, with restaurants in Japan, China and Taiwan.
This page shows all data breaches of Matsuya Foods Holdings Co., Ltd.. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All Matsuya Foods Holdings Co., Ltd. Breaches
Matsuya Foods Holdings Co., Ltd. Data Breach Summary
This page tracks the Matsuya Foods Holdings Co., Ltd. data breach history and cybersecurity incidents affecting Matsuya Foods Holdings Co., Ltd. (Japan). BreachHistory currently indexes 1 publicly disclosed or catalogued incident spanning 2026, with approximately an unknown number of records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The Matsuya Foods Holdings Co., Ltd. breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.
Largest Matsuya Foods Holdings Co., Ltd. Data Breaches
Indexed Matsuya Foods Holdings Co., Ltd. incidents are listed below. Where a public count is unavailable, the catalog shows unknown records exposed. Open each page for attack method, data types, and sources.
- 2026 2026 Matsuya Foods — unauthorised access to official app management system; registrant names and phone numbers; app and online ordering suspended — about Unknown records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include phone numbers, names, payment card and financial account data, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
Matsuya Foods Holdings Co., Ltd. Data Breach 2026
At the time of this update, BreachHistory catalogues 1 2026 incident related to Matsuya Foods Holdings Co., Ltd.. Most recent entry: 2026 Matsuya Foods — unauthorised access to official app management system; registrant names and phone numbers; app and online ordering suspended. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a Matsuya Foods Holdings Co., Ltd. data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This Matsuya Foods Holdings Co., Ltd. breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.