Shinwa Co Ltd
bd_1a7a38f3c3e6ff6c · schema v1 · pii pii-v1
Full breach record for Shinwa Co Ltd →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Everest on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
"Shinwa Co Ltd" is a Japan-based company primarily engaged in the civil engineering and construction business. The company's operations include disaster recovery work, civil engineering, and building construction. Its construction business involves the building of private homes, condominiums, and commercial facilities. Shinwa also partakes in real estate buying, selling, and rental activities. They are headquartered in Osaka, Japan.
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Feb 1, 2026
- Raw hash
- 8d63af894c2edaa56688a6cadfbc26feceb1f24636a9c54bdd76695cea053dec
Reporting entity
- Name
- everest
Victim entity
- Name
- Shinwa Co Ltdnorm: shinwa
- Domain
- shinwa.co.jp
- Industry
- Construction
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· everest
- Threat actor
- EverestExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.