Kouei

Kouei

Data Breach on February 03, 2026
Data Breach Report
Victimkabkouei.co.jp
Claimed ByQilin
Date DiscoveredFeb 03, 2026
DescriptionKouei Co., Ltd. is an industrial materials manufacturer based in Japan, specializing in nickel alloys and other special metal materials for industrial applications.
Leak SizeUnknown

Credential Exposure for kabkouei.co.jp

We've indexed 7 @kabkouei.co.jp accounts from external breaches.

Last checked Oct 4, 2026

@kabkouei.co.jp addresses from external breaches
Third-party breaches6 accounts · across 9 breaches · 5 with a plaintext password · most recent Feb 8, 2021
Combo lists6 accounts · most recent Aug 23, 2026

None of this is necessarily connected to the ransomware attack above.

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