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Matsuya official app

Matsuya official app (run by Matsuya Foods Holdings Co., Ltd.) was hit in 1 recorded cybersecurity incident. The latest was disclosed on 2026-10-29.

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https://www.matsuyafoods.co.jp/

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		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-29	2026-10-30	Matsuya Foods: unauthorized access to its official app management system leaks about 2.38 million personal records	[Breached]	[Critical]	[Critical]	1 Matsuya Foods Holdings Co., Ltd.	Tokyo	[Unknown]	[Data leak][Service outage]	2,377,127	[Investigating]