The thegentlemen ransomware group listed MEDICUS SHUPPAN on its data leak site on 2026-03-21. Country: JP Sector: Healthcare Domains named: medica.co.jp, zoominfo.com Claim as published on the leak site: medica.co.jp zoominfo.com/c/medicus-shuppan-co-ltd/463963337 is dedicated to providing enjoyable learning experiences for healthcare professionals through a variety of products and services, including seminar books and digital content. The company aims to support the education of medical practitioners and contribute to the future of healthcare. They also focus on sustainability and creating valuable content that serves as a backbone in the medical field. Their intended clients include healthcare professionals, authors, and bookstores