> JapanHacked_Cybersecurity incidents in Japan

Company

Seed Planning, Inc.

Seed Planning, Inc. (Bunkyo, Tokyo; Scientific research, professional and technical services) appears in 1 related cybersecurity incident. The latest was disclosed on 2026-03-06.

Profile

Industry/type: Scientific research, professional and technical services
Location: Tokyo, Bunkyo
Website: https://www.seedplanning.co.jp/

Public figures

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Metric	Value		As of	Source
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Incident history

Disclosed 2026-03-06Updated 2026-10-24 03:51Kanagawa, Tokyo[Resolved][Severity: Moderate][Breached][Moderate]
Seed Planning: ransomware attack
[Ransomware][Service outage]Leaked 130KOrganizations 4

		Incident	Role	Impact level				Methods	Impacts		Status
2026-03-06	2026-10-24 03:51	Seed Planning: ransomware attack	[Breached]	[Moderate]	[Moderate]	4 Bureau of Waterworks Tokyo Metropolitan Government, Tokyo Metropolitan Government, Kawasaki City, Seed Planning, Inc.	Kanagawa, Tokyo	[Ransomware]	[Service outage]	130,000	[Resolved]