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Occurring Fact1807WATANABE SATO CO.,LTD.Construction and Materials

Notice Regarding Changes in Certified Public Accountants and Other Auditors

The current auditor, Grant Thornton Taiyo LLC, will retire at the conclusion of the Annual General Meeting of Shareholders scheduled for 25 June 2026. The Company plans to submit to the meeting a proposal to change the audit firm from Grant Thornton Taiyo LLC to Nihombashi Audit Corporation and appoint the latter as the new accounting auditor.

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Change of Certified Public Accountants, etc.

Subject Entity

WATANABE SATO CO.,LTD. (filing company)

Occurrence25 June 2026 (the scheduled date of the 95th Annual General Meeting of Shareholders and the scheduled date of the change)
Awareness or receipt of notice23 April 2026 (the date on which the Company resolved the change and the submission of the proposal to the General Meeting of Shareholders)
This disclosure04/23/2026
Cause

The decision was based on a comprehensive assessment of the length of time the current accounting auditor has continued to conduct the audit, the expectation of an audit from a fresh perspective, expertise, independence, quality control framework and the reasonableness of audit fees, among other factors.

Outlook

The Company will submit the proposal titled "Election of Accounting Auditor" to the 95th Annual General Meeting of Shareholders scheduled for 25 June 2026. Grant Thornton Taiyo LLC's term of office will expire at the conclusion of that meeting.

Event that occurred
ItemDetails
Event nameChange of Certified Public Accountants, etc.
Date of occurrence25 June 2026 (the scheduled date of the 95th Annual General Meeting of Shareholders and the scheduled date of the change)
Date recognized / date notice received23 April 2026 (the date on which the Company resolved the change and the submission of the proposal to the General Meeting of Shareholders)
Subject EntityWATANABE SATO CO.,LTD. (filing company)
CauseThe decision was based on a comprehensive assessment of the length of time the current accounting auditor has continued to conduct the audit, the expectation of an audit from a fresh perspective, expertise, independence, quality control framework and the reasonableness of audit fees, among other factors.
OutlookThe Company will submit the proposal titled "Election of Accounting Auditor" to the 95th Annual General Meeting of Shareholders scheduled for 25 June 2026. Grant Thornton Taiyo LLC's term of office will expire at the conclusion of that meeting.
Items this document does not state (19)
Target Locations / ProductsAmount of Impact on Business PerformanceAccounting period in which recognizedImpact on Earnings ForecastType 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 dateInvestigation structureMeasures to prevent recurrenceDirectors' 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.

The decision was based on a comprehensive assessment of the length of time the current accounting auditor has continued to conduct the audit, the expectation of an audit from a fresh perspective, and Nihombashi Audit Corporation's expertise, independence, quality control framework and the reasonableness of its audit fees.

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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.
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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 Changes in Certified Public Accountants and Other Auditors | WATANABE SATO CO.,LTD. (1807) timely disclosure | Komori