Company

Yamada Denki Co., Ltd.

Yamada Denki Co., Ltd. (Takasaki, Gunma; Wholesale and retail trade) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-10-23.

Profile

Industry/type

Wholesale and retail trade

Location

Gunma, Takasaki

Services

Website

https://www.yamada-denki.jp/

Parent

Yamada Holdings Co., Ltd.since 2020-04-01

Public figures

Employees22,1302025-06-10
METI: Gビズインフォ

Metric	Value		As of	Source
Employees	22,130		2025-06-10	METI: Gビズインフォ

Incident history

Disclosed 2026-10-23Updated 2026-10-23Gunma[Investigating][Severity: Moderate][Breached][Moderate]
Yamada Denki: unauthorized access to the Yamada Video and Smartphone Gold membership procedure pages
[Intrusion][Service outage]Organizations 1

		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-23	2026-10-23	Yamada Denki: unauthorized access to the Yamada Video and Smartphone Gold membership procedure pages	[Breached]	[Moderate]	[Moderate]	1 Yamada Denki Co., Ltd.	Gunma	[Intrusion]	[Service outage]	Unknown	[Investigating]