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Occurring Fact4596Kubota Pharmaceutical Holdings Co.,Ltd.Pharmaceuticals

Notice Regarding Changes to the Accounting Auditor

Subject to approval at the ordinary general meeting of shareholders scheduled for 24 April 2026, the accounting auditor will be changed from Sanyu Audit Corporation to HLB Meisei Limited Liability Audit Corporation.

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Change in Accounting Auditor

Subject Entity

Kubota Pharmaceutical Holdings Co.,Ltd. (the Company)

Occurrence24 April 2026 (scheduled date of the 11th ordinary general meeting of shareholders and scheduled date of the change)
This disclosure03/18/2026
Cause

Audit hours and audit fees have been trending upward in recent years due to changes in the Company's business conditions and the audit environment. As a result, the Company reviewed the suitability of the audit arrangements and audit fees for its business activities and scale. In addition, after comprehensively considering the audit structure in terms of quality control, professional ethics and independence, as well as audit costs, the Company determined that the new auditor was suitable.

Outlook

The Company plans to submit the proposal concerning the appointment of an accounting auditor to the 11th ordinary general meeting of shareholders scheduled for 24 April 2026. Following the expiration of Sanyu Audit Corporation's term of office at the conclusion of that meeting, HLB Meisei Limited Liability Audit Corporation is scheduled to be appointed as the accounting auditor.

Event that occurred
ItemDetails
Event nameChange in Accounting Auditor
Date of occurrence24 April 2026 (scheduled date of the 11th ordinary general meeting of shareholders and scheduled date of the change)
Subject EntityKubota Pharmaceutical Holdings Co.,Ltd. (the Company)
CauseAudit hours and audit fees have been trending upward in recent years due to changes in the Company's business conditions and the audit environment. As a result, the Company reviewed the suitability of the audit arrangements and audit fees for its business activities and scale. In addition, after comprehensively considering the audit structure in terms of quality control, professional ethics and independence, as well as audit costs, the Company determined that the new auditor was suitable.
OutlookThe Company plans to submit the proposal concerning the appointment of an accounting auditor to the 11th ordinary general meeting of shareholders scheduled for 24 April 2026. Following the expiration of Sanyu Audit Corporation's term of office at the conclusion of that meeting, HLB Meisei Limited Liability Audit Corporation is scheduled to be appointed as the accounting auditor.
Items this document does not state (20)
Date recognized / date notice receivedTarget 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.

As audit hours and audit fees have been trending upward due to changes in the Company's business conditions and the audit environment, the Company reviewed the suitability of the audit arrangements and audit fees for its business activities and scale. After comprehensively considering quality control, professional ethics, independence, the audit structure and audit costs, the Company determined that HLB Meisei Limited Liability Audit Corporation was suitable.

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Notice Regarding Changes to the Accounting Auditor | Kubota Pharmaceutical Holdings Co.,Ltd. (4596) timely disclosure | Komori