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Changes in Directors and Officers6521OXIDE CorporationElectrical Equipment and Precision Instruments

Notice Concerning Changes in Executive Officer and Director Personnel

Effective 1 May 2026, the titles and structure of the executive officers will be revised, and the Board of Directors is expected to comprise 7 members after the Annual General Meeting of Shareholders on 29 May. Current director Ishibashi Hiroyuki (石橋 浩之) is expected to change from director to Senior Executive Officer and CTO, serving exclusively in that role.

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Who is moving to which position

Resolved 14 April 2026

Departing officer

1 item
Date of departureAt the conclusion of the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026
Ishibashi Hiroyuki (石橋 浩之)Next role stated
Former PositionDirectors
New positionSenior Executive Officer and CTO (crystal-related business)

“Next role stated” means the document names the position the person holds after stepping down. It does not necessarily mean they are leaving the company.

Scheduled Appointment DateExecutive officers: effective 1 May 2026. Directors: formal election is scheduled following approval at the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026, and a subsequent resolution of the Board of Directors.
Whether the incumbent will remain in office (whether they will retain their position)

Will not remain on the Board of Directors

Directors after the change7Number
Shareholders’ meeting approvalYes. Approval of the director election proposal and amendments to the Articles of Incorporation at the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026, is a prerequisite.
Reason for change

The Company plans to discontinue traditional Japanese-style titles, such as President and Executive Vice President, and consolidate them under English CxO titles, including CEO, COO and CTO, in order to support global business expansion and clarify organizational management.

Details of organizational changes

Traditional Japanese-style titles will be discontinued and consolidated under English CxO titles, including CEO, COO and CTO. The executive officer structure will also be revised, including the responsibilities covering the Laser Business Division, Scintillator Business Division, and each headquarters and office.

Who is moving to which position
ItemDetails
Resolution date14 April 2026
Scheduled Appointment DateExecutive officers: effective 1 May 2026. Directors: formal election is scheduled following approval at the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026, and a subsequent resolution of the Board of Directors.
Date of departureAt the conclusion of the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026
Name of departing officerIshibashi Hiroyuki (石橋 浩之)
Former position of departing officerDirectors
New position of departing officerSenior Executive Officer and CTO (crystal-related business)
Whether the incumbent will remain in officeWill not remain on the Board of Directors
Reason for changeThe Company plans to discontinue traditional Japanese-style titles, such as President and Executive Vice President, and consolidate them under English CxO titles, including CEO, COO and CTO, in order to support global business expansion and clarify organizational management.
Number of directors after the change7, including 3 outside directors
Details of organizational changesTraditional Japanese-style titles will be discontinued and consolidated under English CxO titles, including CEO, COO and CTO. The executive officer structure will also be revised, including the responsibilities covering the Laser Business Division, Scintillator Business Division, and each headquarters and office.
Subject to Approval by the General Meeting of ShareholdersYes. Approval of the director election proposal and amendments to the Articles of Incorporation at the 26th Annual General Meeting of Shareholders, scheduled for 29 May 2026, is a prerequisite.
Items this document does not state (10)
Name of appointeeAppointee's new positionAppointee's previous positionAppointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeReason for departureReasons for appointmentFiling as an independent officerChange in Corporate Governance Structure

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 Company plans to discontinue the traditional Japanese-style titles and consolidate them under English CxO titles in order to support global business expansion and clarify organizational management.

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Notice Concerning Changes in Executive Officer and Director Personnel | OXIDE Corporation (6521) timely disclosure | Komori