Rogiken / institute of Science Tokyo — Ransomware Incident Claimed by Coinbase Cartel
- Victim: Rogiken / institute of Science Tokyo
- Claimed by Coinbase Cartel
- Date claimed: 2026-04-15
- Country: JP
- Sector: Education
Rogiken is a research organization affiliated with the Institute of Science Tokyo, a Japanese national university formed through the merger of Tokyo Institute of Technology and Tokyo Medical and Dental University. It operates in Japan within the academic and scientific research sector, focusing on advanced engineering, natural sciences, and interdisciplinary studies. The institute supports innovation, technology development, and collaboration between academia and industry.