> JapanHacked_Cybersecurity incidents in Japan

Company

Tachibana Department Store Co., Ltd.

Tachibana Department Store Co., Ltd. (Miyazaki, Miyazaki; Wholesale and retail trade) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-10-28.

Profile

Industry/type: Wholesale and retail trade
Location: Miyazaki, Miyazaki

Public figures

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Metric	Value	Scope	As of	Source
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Incident history

Disclosed 2026-10-28Updated 2026-10-28 03:11Miyazaki, Tokyo[Investigating][Severity: Major][Through a supplier][Major]
Cox: ransomware encrypted the servers of a watch repair contractor; names of customers who asked Don Quijote and group stores for repairs may have leaked
[Ransomware][Data leak]Organizations 5

		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-28	2026-10-28 03:11	Cox: ransomware encrypted the servers of a watch repair contractor; names of customers who asked Don Quijote and group stores for repairs may have leaked	[Through a supplier]	[Major]	[Major]	5 Don Quijote Co., Ltd., Cox Co., Ltd., Nagasakiya Co., Ltd., Tachibana Department Store Co., Ltd., UD Retail Co., Ltd.	Miyazaki, Tokyo	[Ransomware]	[Data leak]	Unknown	[Investigating]