Company

H2O Retailing Corporation

H2O Retailing Corporation (Kita, Osaka, Osaka; Wholesale and retail trade) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-10-19.

Profile

Industry/type

Wholesale and retail trade

Location

Osaka, Osaka, Kita

Services

H2O ID

Listing

TSE Prime 8242

Website

https://www.h2o-retailing.co.jp/

Group companies

Hankyu Hanshin Department Stores, Inc.

Public figures

Employees210Non-consolidated2026-03-31
METI: Gビズインフォ
Revenue¥29.5BNon-consolidated2026-03-31
METI: Gビズインフォ
Capital¥17.8BNon-consolidated2026-03-31
METI: Gビズインフォ

Metric	Value		As of	Source
Employees	210	Non-consolidated	2026-03-31	METI: Gビズインフォ
Revenue	¥29.5B	Non-consolidated	2026-03-31	METI: Gビズインフォ
Capital	¥17.8B	Non-consolidated	2026-03-31	METI: Gビズインフォ

Incident history

Disclosed 2026-10-19Updated 2026-10-23Osaka[Investigating][Severity: Critical][Breached][Critical]
Hankyu Hanshin Department Stores: unauthorized access to booking and other sites leaks H2O ID member data
[Intrusion][Data leak][Service outage]Leaked 1.3MOrganizations 2

		Incident	Role	Impact level				Methods	Impacts		Status
2026-10-19	2026-10-23	Hankyu Hanshin Department Stores: unauthorized access to booking and other sites leaks H2O ID member data	[Breached]	[Critical]	[Critical]	2 Hankyu Hanshin Department Stores, Inc., H2O Retailing Corporation	Osaka	[Intrusion]	[Data leak][Service outage]	1,260,000	[Investigating]