Komori
Occurring Fact7226KYOKUTO KAIHATSU KOGYO CO.,LTD.Automobiles and transportation equipment

System Disruption at a Group Company

A system disruption caused by unauthorized access occurred at group company 日本トレクス, suspending internet ordering, parts order intake and email communications. Operations are continuing through alternative means, while investigation and measures to restore the systems are under way.

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System disruption caused by unauthorized access

Subject Entity

日本トレクス株式会社

Target Locations / Products

Internet ordering from 日本トレクス, the parts order intake system for orders from distributors, and email communications between 日本トレクス and customers and business partners

Occurrence8 September 2026
This disclosure09/11/2026
Cause

Unauthorized access

Company response

Suspended operations

Internet ordering from 日本トレクス, the parts order intake system for orders from distributors, and email communications between 日本トレクス and customers and business partners

Investigation structure

Investigation and measures to restore the systems are under way. A third-party committee or similar body: Not disclosed

Impact on Earnings Forecast

If the incident is expected to affect our consolidated results, we will make a timely disclosure.

Outlook

Investigation and measures to restore the systems are currently under way. We will provide a further update on the timing of system recovery once it is known.

Planned follow-up disclosure

We will provide a further update once the timing of system recovery is known.

Event that occurred
ItemDetails
Event nameSystem disruption caused by unauthorized access
Date of occurrence8 September 2026
Subject Entity日本トレクス株式会社
Target Locations / ProductsInternet ordering from 日本トレクス, the parts order intake system for orders from distributors, and email communications between 日本トレクス and customers and business partners
CauseUnauthorized access
Impact on Earnings ForecastIf the incident is expected to affect our consolidated results, we will make a timely disclosure.
Suspended operationsInternet ordering from 日本トレクス, the parts order intake system for orders from distributors, and email communications between 日本トレクス and customers and business partners
Investigation structureInvestigation and measures to restore the systems are under way. A third-party committee or similar body: Not disclosed
OutlookInvestigation and measures to restore the systems are currently under way. We will provide a further update on the timing of system recovery once it is known.
Planned follow-up disclosureWe will provide a further update once the timing of system recovery is known.
Items this document does not state (15)
Date recognized / date notice receivedAmount of Impact on Business PerformanceAccounting period in which recognizedType of litigation or proceedingCourt or authorityPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionScheduled 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.

System disruption caused by unauthorized access.

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System Disruption at a Group Company | KYOKUTO KAIHATSU KOGYO CO.,LTD. (7226) timely disclosure | Komori