Maruki Medical Systems: cyberattack stops orders and shipping
On 15 October, Maruki Medical Systems, a medical equipment wholesaler in Sendai, said its servers came under cyberattack from about 10:00 that day and its core ordering, purchasing and inventory system was completely down. It stopped taking orders and shipping, and takes orders by fax at each branch. Its follow-up on 26 October confirmed unauthorized access from outside and said whether data leaked is under investigation. It has filed a preliminary report with the Personal Information Protection Commission and consulted the police. It has been unable to read contact form messages since 15 October.
Disclosed
2026-10-15
Organizations involved
1
Leaked or at risk
Unknown
Downtime
Unknown
Timeline
- Started, Detected, Disclosed 2026-10-15
- 1 days
Attack or cause
- Method
- [Intrusion]
- Impact
- [Service outage]
- Entry point
- Unknown
Data exposed or at risk
–
Organizations involved
[Breached][Critical]Miyagi, Sendai, TaihakuWholesale and retail trade
Maruki Medical Systems Inc.
Sources
- [1][Official]【重要】弊社システム障害に伴う、受注・出荷の停止に関するお詫びとご案内Maruki Medical Systems · 2026-10-15
- [2][Official]【続報】弊社システム障害に関するお詫びとご案内Maruki Medical Systems · 2026-10-26