The netrunner ransomware group listed Shiraume Hospital on its data leak site on 2026-04-03. Country: JP Sector: Healthcare Domains named: www.shiraume.or.jp Claim as published on the leak site: Shiramume Hospital is a regional general hospital in Japan providing comprehensive inpatient and outpatient care. It offers services in internal medicine, surgery, emergency care, obstetrics/gynecology, and rehabilitation, supported by diagnostic imaging and laboratory facilities.