Ransomware Victims in Japan

All ransomware attack victims in Japan. Total of 27 victims.

Last updated: Dec 7, 2025, 12:00 AM

Total Victims

27

Last 30 Days

8

Last Attack

3 days ago

Top Attacking Groups

ransomhouse
5
lockbit3
4
worldleaks
3

Top Targeted Industries

Manufacturing
63%
Other
15%
Retail
7%

Victims (27)(Showing 27 on this page)

VICTIMGROUPDISCOVEREDCOUNTRYACTIVITY
Sanko Air Conditioning Co., Ltd.qilin2025-12-07JPManufacturing
YAZAKI Corpincransom2025-12-07JPManufacturing
www.toc.co.jplynx2025-12-06JPReal Estate
TOMOKU CO., LTD.gunra2025-11-26JPOther
Shinko Shojigunra2025-11-26JPManufacturing
vanteceurope.comlynx2025-11-22JPTransportation
Furuno Electricrhysida2025-11-12JPManufacturing
mino-in.co.jpsafepay2025-11-12JPManufacturing
Fujipoly Ltdspacebears2025-11-08JPManufacturing
Fukoku Co. Ltd.spacebears2025-11-03JPManufacturing
Kobayashiworldleaks2025-11-03JPOther
[EVIDENCE PACK 2]ASKULransomhouse2025-10-19JPRetail
[EVIDENCE PACK 3]ASKULransomhouse2025-10-19JPRetail
Mandom Corporationworldleaks2025-10-13JPManufacturing
Kurogane Kasei Co.ransomhouse2025-10-10JPManufacturing
Ushiotermite2025-09-30JPManufacturing
Petro-Diamond (petrodiamond.com) - subsidiary of Mitsubishi Corporationj2025-09-29JPEnergy & Utilities
hitachi-hta.comwarlock2025-09-19JPManufacturing
Nickeworldleaks2025-08-21JPOther
TANI & ABEblacknevas2025-07-27JPLegal Services
Maxell Asiaransomhouse2025-07-21JPManufacturing
Casio Computer Co., Ltdunderground2024-10-09JPOther
inouemfg.comlockbit32024-08-12JPManufacturing
soken-ce.co.jplockbit32024-08-12JPManufacturing
shinwajpn.co.jplockbit32024-08-12JPManufacturing
tmt-mc.jplockbit32024-04-15JPManufacturing
Gantan Beauty Industryransomhouse2024-03-20JPManufacturing