> JapanHacked_
[Contained][Severity: Major][Intrusion]

Iwatani: unauthorized access to group systems

Unauthorized access to systems of Iwatani and some group companies was disclosed on 16 March. The second report on 17 April said the attackers came in through some network devices and may have taken data on Iwatani's business partners and personal data of employees of Iwatani and group companies. Core and email systems were not seriously affected.

Disclosed

2026-03-16

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

Timeline

  1. Disclosed 2026-03-16
  2. 1 days

Attack or cause

Method
[Intrusion]
Impact
[Data leak]
Entry point
Unknown

Data exposed or at risk

[Employment]

Organizations involved

Open in organization search

Sources

  1. [1][Official]当社グループシステムに対する不正アクセスの発生について(第2報)Iwatani · 2026-04-17