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Occurring Fact5301TOKAI CARBON CO.,LTD.Construction and Materials

Notice Regarding the Impact of the 2026 Kumamoto Earthquake (Report No. 2)

Following the Kumamoto earthquake on 28 July 2026, Tanoura Plant resumed operations at certain facilities for which safety checks had been completed, starting on 30 July. Although some logistics routes remain affected, the Company is limiting the impact on customers through alternative routes and inventory held by group companies.

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Impact of the 2026 Kumamoto Earthquake

Subject Entity

TOKAI CARBON CO.,LTD.

Target Locations / Products

Tanoura Plant (Ashikita Town, Ashikita District, Kumamoto Prefecture), isotropic graphite materials

Occurrence28 July 2026
This disclosure07/30/2026
Cause

2026 Kumamoto Earthquake

Company response

Suspended operations

Some production facilities at Tanoura Plant. Certain facilities for which safety checks had been completed resumed operations on 30 July 2026.

Scheduled resumption date

30 July 2026 (certain facilities have already resumed operations)

Impact on Earnings Forecast

The Company will disclose promptly if an event with a material impact on its financial results is identified.

Outlook

Recovery work will continue with safety as the top priority, while the impact on customers will be minimized by securing alternative routes.

Planned follow-up disclosure

The Company will disclose promptly if an event with a material impact on its financial results is identified.

Event that occurred
ItemDetails
Event nameImpact of the 2026 Kumamoto Earthquake
Date of occurrence28 July 2026
Subject EntityTOKAI CARBON CO.,LTD.
Target Locations / ProductsTanoura Plant (Ashikita Town, Ashikita District, Kumamoto Prefecture), isotropic graphite materials
Cause2026 Kumamoto Earthquake
Impact on Earnings ForecastThe Company will disclose promptly if an event with a material impact on its financial results is identified.
Suspended operationsSome production facilities at Tanoura Plant. Certain facilities for which safety checks had been completed resumed operations on 30 July 2026.
Scheduled resumption date30 July 2026 (certain facilities have already resumed operations)
OutlookRecovery work will continue with safety as the top priority, while the impact on customers will be minimized by securing alternative routes.
Planned follow-up disclosureThe Company will disclose promptly if an event with a material impact on its financial results is identified.
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 collectionInvestigation structureMeasures 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.

The 2026 Kumamoto Earthquake occurred on 28 July 2026. The Company is monitoring for aftershocks and secondary disasters and conducting safety checks, and states that the earthquake has affected some logistics routes.

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Notice Regarding the Impact of the 2026 Kumamoto Earthquake (Report No. 2) | TOKAI CARBON CO.,LTD. (5301) timely disclosure | Komori