Ransomware Victims in Japan

All ransomware attack victims in Japan. Total of 46 victims.

Last updated: Feb 18, 2026, 11:02 PM

Total Victims

46

Last 30 Days

4

Last Attack

May 5, 2026

Top Attacking Groups

Top Targeted Industries

Victims (46)(Showing 46 on this page)

VICTIMGROUPDISCOVEREDCOUNTRYACTIVITY
Tokyo Cybernetics (Japan)0aptUnknownJPTechnology
Osaka Precision Tools (Japan)0aptUnknownJPManufacturing
Kyoto Gaming Systems (Japan)0aptUnknownJPTechnology
Tokyo Metropolitan Government (Japan)0aptUnknownJPGovernment
Osaka Prefectural Government (Japan)0aptUnknownJPGovernment
hokuyo2006.co.jpsafepay2026-05-05JPManufacturing
TokyoHosoKogyo Corporationqilin2026-04-27JPMedia & Entertainment
SOGO Auctionransomexx2026-04-17JPConstruction
GoTipransomexx2026-04-16JPTechnology
TSN Co., Ltd.worldleaks2026-03-20JPOther
Bonheurespacebears2026-03-04JPHospitality
Anabuki Kosanqilin2026-02-10JPReal Estate
AOT Japanincransom2026-02-05JPTransportation
LTS Groupworldleaks2026-01-24JPTechnology
LogicVeinqilin2025-12-25JPTechnology
47club.jpsafepay2025-12-25JPRetail
https://www.omnibusjp.comlynx2025-12-23JPMedia & Entertainment
YOKOSUKA GAKUINrhysida2025-12-15JPEducation
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
Kobayashiworldleaks2025-11-03JPOther
Fukoku Co. Ltd.spacebears2025-11-03JPManufacturing
[EVIDENCE PACK 3]ASKULransomhouse2025-10-19JPRetail
[EVIDENCE PACK 2]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
JA AKITA KITA LIFE SERVICE, K.Kincransom2025-02-25JPOther
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