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JP · #11 of 183 countriesWatch Japan
Ransomware Attacks In Japan.
As of Oct 19, 2026, 332 organisations in Japan have been listed as ransomware victims on leak sites, 1.0% of all confirmed victims and rank 11 of 183 countries. The most active group here is Qilin.
Updated continuously · figures as of Oct 19, 2026- Confirmed victims
- 332
- Share of all victims
- 1.0%
- Rank
- #11 of 183
- Most active group
- Qilin
- Most hit sector
- Manufacturing
Victims Posted Per Month.
13
11
7
13
6
11
14
12
10
8
13
13
| Month | Confirmed victims |
|---|---|
| November 2025 | 13 |
| December 2025 | 11 |
| January 2026 | 7 |
| February 2026 | 13 |
| March 2026 | 6 |
| April 2026 | 11 |
| May 2026 | 14 |
| June 2026 | 12 |
| July 2026 | 10 |
| August 2026 | 8 |
| September 2026 | 13 |
| October 2026 (month in progress) | 13 |
Most Active Groups Here
Latest Victims.
All 332 victims in Japan →| Victim | Claimed by | Country | Industry | Data claimed | Posted |
|---|---|---|---|---|---|
| Chugoku Bend bend.co.jp | Everest | JPJapan | Manufacturing | Not stated | |
| First Brothers Co., Ltd firstbrothers.com | Qilin | JPJapan | Education and Research | Not stated | |
| Kissei Shoji kissei-shoji.co.jp | Everest | JPJapan | Food and Beverage | Not stated | |
| polisee Inc polisee.com | Vexy-ransomware | JPJapan | Technology | Not stated | |
| Keio Corporation keio.co.jp | Qilin | JPJapan | Transportation and Logistics | Not stated | |
| Saga University saga-u.ac.jp | The Gentlemen | JPJapan | Education and Research | Not stated | |
| Orient Corporation orico.co.jp | Orova | JPJapan | Financial Services | Not stated | |
| Tsuneishi / Kambara Kisen (shipbuilding and ship management) kambara-kisen.co.jp | N0n | JPJapan | Transportation and Logistics | Not stated |
Know When A Company In Japan, Or One Of Your Suppliers, Is Posted.
Brandefense alerts on leak-site posts for your brands and third parties, with the group's profile and IOC feeds.