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YOKOSUKA GAKUIN

rhysida

This record tracks a ransomware attack claimed by the rhysida group against YOKOSUKA GAKUIN. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.

Country
Japan
Business Category
Other
Employees
51-100
Discovered
2025-12-15
Published
December 15, 2025
Victim ID
9HotvO8BkNqX

Attack Summary

YOKOSUKA GAKUIN

Visit Website View Group: rhysida
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