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Occurring Fact6771IKEGAMI TSUSHINKI CO.,LTD.Electrical Equipment and Precision Instruments

Notice Regarding the Possibility of a Cyberattack Against the Company

IKEGAMI TSUSHINKI CO.,LTD. received information from an external source regarding a potential cyberattack and began an investigation. Whether an attack occurred, the scope of any impact, and the extent of any information leakage are still being investigated.

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Potential cyberattack against the Company

Subject Entity

IKEGAMI TSUSHINKI CO.,LTD. (the Company)

OccurrenceDate the Company became aware: 21 September (the date information was received from an external source). Date of cyberattack: Not disclosed
Awareness or receipt of notice21 September (the date information was received from an external source; year not stated)
This disclosure09/24/2026

Related procedures

Court or authority

Relevant authorities, including the police

Company response

Investigation structure

An investigation is being conducted in coordination with relevant internal departments and external specialists (establishment of a third-party committee or special investigation committee: Not disclosed)

Outlook

The Company will continue its investigation and take the measures necessary to prevent the damage from spreading. If the investigation reveals facts that should be disclosed, the Company will promptly announce them.

Event that occurred
ItemDetails
Event namePotential cyberattack against the Company
Date of occurrenceDate the Company became aware: 21 September (the date information was received from an external source). Date of cyberattack: Not disclosed
Date recognized / date notice received21 September (the date information was received from an external source; year not stated)
Subject EntityIKEGAMI TSUSHINKI CO.,LTD. (the Company)
Court or authorityRelevant authorities, including the police
Investigation structureAn investigation is being conducted in coordination with relevant internal departments and external specialists (establishment of a third-party committee or special investigation committee: Not disclosed)
OutlookThe Company will continue its investigation and take the measures necessary to prevent the damage from spreading. If the investigation reveals facts that should be disclosed, the Company will promptly announce them.
Planned follow-up disclosureIf the investigation reveals facts that should be disclosed, the Company will promptly announce them.
Items this document does not state (17)
Target Locations / ProductsCauseAmount of Impact on Business PerformanceAccounting period in which recognizedImpact on Earnings ForecastType of litigation or proceedingPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateMeasures to prevent recurrenceDirectors' and officers' liabilityVoting rights ownership percentage before the changeVoting rights ownership percentage after the change

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

Because the Company received information from an external source regarding a potential cyberattack against the Company.

How to read this page

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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Possibility of a Cyberattack Against the Company | IKEGAMI TSUSHINKI CO.,LTD. (6771) timely disclosure | Komori