> JapanHacked_Cybersecurity incidents in Japan

Company

Nippon Columbia Co., Ltd.

Nippon Columbia Co., Ltd. (Shibuya-ku, Tokyo; Information and communications) appears in 1 related cybersecurity incident. The latest was disclosed on 2025-08-08.

Profile

Industry/type: Information and communications
Location: Tokyo, Shibuya-ku
Website: https://columbia.jp/

Public figures

Employees220Non-consolidated2026-10-15
METI: Gビズインフォ

Metric	Value	Scope	As of	Source
Employees	220	Non-consolidated	2026-10-15	METI: Gビズインフォ

Incident history

Disclosed 2025-08-08Updated 2026-03-31 16:58Tokyo[Resolved][Severity: Major][Breached][Major]
Nippon Columbia: intruders used a network device flaw to reach its server and three group firms were hit, and 3,317 personal records of staff, families and others may have been viewed
[Intrusion][Data leak]Organizations 1

		Incident	Role	Impact level				Methods	Impacts		Status
2025-08-08	2026-03-31 16:58	Nippon Columbia: intruders used a network device flaw to reach its server and three group firms were hit, and 3,317 personal records of staff, families and others may have been viewed	[Breached]	[Major]	[Major]	1 Nippon Columbia Co., Ltd.	Tokyo	[Intrusion]	[Data leak]	Unknown	[Resolved]