Medica
Data breach claim reported March 23, 2026
| Data Breach Report | |||
|---|---|---|---|
| Victim | medica.co.jp | ||
| Claimed By | TheGentlemen | ||
| Date Discovered | Mar 23, 2026 | ||
| Description | Medica is a healthcare company based in Japan, providing medical products and healthcare services. | ||
| Leak Size | Unknown |
Breach claims on this page are published by threat actors and haven't been verified by Breachsense.
Credential Exposure for medica.co.jp
We've indexed 44 @medica.co.jp accounts from external breaches, plus 56 credentials for medica.co.jp itself.
Last checked Nov 1, 2026
| @medica.co.jp addresses from external breaches | |
|---|---|
| Third-party breaches | 38 accounts · across 25 breaches · 29 with a plaintext password · most recent Dec 7, 2020 |
| Combo lists | 25 accounts · most recent Sep 18, 2026 |
| Passwords for medica.co.jp accounts | |
|---|---|
| Combo lists | 42 logins · most recent Oct 31, 2026 |
| Infostealer logs | 17 logins · 14 infected devices · most recent Oct 28, 2026 |
Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.
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