Skip to content
JAENES
APossible leakJanuary 7, 2026 announced

興和江守Data breach / unauthorized access incident

笹尾 祐太朗の写真Reviewed by Yutaro SasaoWritten by Leak Watch editorial team published ・ updated
Occurred on
January 7, 2026
Announced on
January 7, 2026
Severity
AFinancial and HR records — information that easily translates into monetary damage.
Scale
Unknown
Main impact
Ransomware caused delays in order processing and shipping and suspended email use; operations were substituted by phone and fax and were stable as of April 27. No clear signs of external data exfiltration have been confirmed.
Information involved
Email addressPhone number
Cause / key point
The cause is under investigation.About Ransomware
Industry
Manufacturing
Listing / capital
Unlisted
Sources
Last updated
October 20, 2026
Email addressPhone numberHow severity is assessed →

Is this incident worth paying attention to?

Written & reviewed

笹尾 祐太朗の写真

Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.

CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.

Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:

Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction

Related incidents

Browse the database →

Incidents sharing the same company, service, attack method or industry (grouped automatically from the disclosures).

Incidents related to "fax"

Incidents where the damage spread through the same service or system.

Same attack method

Same industry

Attack method classification: Ransomware(Encrypting data and demanding a ransom)

Read the Ransomware guide and national trends →

← Back to Breach Watch