> JapanHacked_Cybersecurity incidents in Japan

Company

Panasonic Operational Excellence Co., Ltd.

Panasonic Operational Excellence Co., Ltd. (Kadoma, Osaka; Manufacturing) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-10-23.

Profile

Industry/type: Manufacturing
Location: Osaka, Kadoma
Website: https://www.panasonic.com/jp/pex.html

Public figures

Employees5,4492026-01-28
METI: Gビズインフォ

Metric	Value		As of	Source
Employees	5,449		2026-01-28	METI: Gビズインフォ

Incident history

Disclosed 2026-10-23Updated 2026-10-23Osaka[Contained][Severity: Critical][Breached][Critical]
Panasonic Operational Excellence: HR data uploaded to an outside generative AI service
[Insider][Data leak]Leaked 334KOrganizations 1

		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-23	2026-10-23	Panasonic Operational Excellence: HR data uploaded to an outside generative AI service	[Breached]	[Critical]	[Critical]	1 Panasonic Operational Excellence Co., Ltd.	Osaka	[Insider]	[Data leak]	334,000	[Contained]