> JapanHacked_Cybersecurity incidents in Japan

Company

Morinaga Milk Industry Co., Ltd.

Morinaga Milk Industry Co., Ltd. (Minato, Tokyo; Manufacturing) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-10-09.

Profile

Industry/type

Manufacturing

Location

Tokyo, Minato

Services

Mount Cafe Club

Website

https://www.morinagamilk.co.jp/

Public figures

Employees3,376Non-consolidated2026-03-31
METI: Gビズインフォ
Revenue¥402.6BNon-consolidated2026-03-31
METI: Gビズインフォ
Capital¥21.8BNon-consolidated2026-03-31
METI: Gビズインフォ

Metric	Value		As of	Source
Employees	3,376	Non-consolidated	2026-03-31	METI: Gビズインフォ
Revenue	¥402.6B	Non-consolidated	2026-03-31	METI: Gビズインフォ
Capital	¥21.8B	Non-consolidated	2026-03-31	METI: Gビズインフォ

Incident history

Disclosed 2026-10-09Updated 2026-10-26 18:29Aomori, Hiroshima, Osaka, Shizuoka, Tokyo[Investigating][Severity: Critical][Through a supplier][Major]
Commune: unauthorized access to the Commune community platform
[Intrusion][Data leak]Leaked 307KOrganizations 12

		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-09	2026-10-26 18:29	Commune: unauthorized access to the Commune community platform	[Through a supplier]	[Major]	[Critical]	12 Commune Inc., Aomori Prefectural Government, LY Corporation, Mazda Motor Corporation, Panasonic Corporation, Suzuki Motor Corporation, Yamaha Motor Co., Ltd., Bandai Namco Experience Inc., Koike-ya Inc., Morinaga Milk Industry Co., Ltd., Sansan, Inc., Yamaha Corporation	Aomori, Hiroshima, Osaka, Shizuoka, Tokyo	[Intrusion]	[Data leak]	307,000	[Investigating]