Komori
Occurring Fact8841TOC Co.,Ltd.Real Estate

Report Regarding Unauthorized Access to the Company’s Network

An investigation by external specialists has been completed, and no evidence was found that information about customers, business partners or others had been leaked externally. As of the present time, no secondary damage or publication of information by the unauthorized party has been confirmed.

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Report Regarding Unauthorized Access to the Company’s Network

Subject Entity

株式会社テーオーシーおよび当社グループ

Target Locations / Products

当社ネットワーク

This disclosure03/17/2026

Company response

Investigation structure

外部の専門家による調査を実施し、完了した。専門家の氏名および調査体制の設置日はNot disclosed。

Measures to prevent recurrence

セキュリティと監視体制のさらなる強化を実施し、再発防止に努めてまいります。

Impact on Earnings Forecast

本件が当社の業績予想に及ぼす影響は軽微であると見込んでおります。

Outlook

セキュリティと監視体制のさらなる強化を実施し、再発防止に努める。

Event that occurred
ItemDetails
Event nameReport Regarding Unauthorized Access to the Company’s Network
Subject Entity株式会社テーオーシーおよび当社グループ
Target Locations / Products当社ネットワーク
Impact on Earnings Forecast本件が当社の業績予想に及ぼす影響は軽微であると見込んでおります。
Investigation structure外部の専門家による調査を実施し、完了した。専門家の氏名および調査体制の設置日はNot disclosed。
Measures to prevent recurrenceセキュリティと監視体制のさらなる強化を実施し、再発防止に努めてまいります。
Outlookセキュリティと監視体制のさらなる強化を実施し、再発防止に努める。
Items this document does not state (18)
Date of occurrenceDate recognized / date notice receivedCauseAmount 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 collectionSuspended operationsScheduled resumption dateDirectors' and officers' liabilityVoting rights ownership percentage before the changeVoting rights ownership percentage after the changePlanned follow-up disclosure

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.

外部の専門家によるデータの外部流出の有無等についての調査が完了したため。

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Report Regarding Unauthorized Access to the Company’s Network | TOC Co.,Ltd. (8841) timely disclosure | Komori