Komori
Changes in Officers5727東邦チタニウムIron & Steel, Nonferrous Metals

Notice Regarding Changes in Representative Directors

The Representative Director and President will change from Yamao Koji (山尾 康二) to Momono Osamu (百野 修). Yamao Koji (山尾 康二) will become a part-time advisor, and the composition of the Board of Directors and Audit & Supervisory Board will also change.

Worth reading
50Recurring
Scored from 4 of 5 sections
Direction
Neutral
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Conditional
How definitive the wording is.

Who is moving to which position

Resolved 11 May 2026

Incoming appointee

6 items
Scheduled Appointment Date18 June 2026. Formal approval is scheduled at the Annual General Meeting of Shareholders, which is expected to be conducted by written resolution pursuant to Article 319, Paragraph 1 of the Companies Act, and at the Board of Directors meeting following the meeting.
Momono Osamu (百野 修)
Previous positionExecutive Vice President
New positionRepresentative Director and President; President and Executive Officer
Mito Takeshi (三戸 武士)
Previous positionSenior Executive Officer
New positionDirector; Executive Vice President
Hirai Yutaka (平井 豊)
Previous positionSenior Executive Officer
New positionDirector; Managing Executive Officer
Suwabe Takeshi (諏訪邉武史)
Previous positionNot disclosed
New positionDirector (part-time)
Sato Osamu (佐藤 修)
Previous positionNot disclosed
New positionDirector (part-time)
Ichiyanagi Takayuki (一柳 貴之)
Previous positionNot disclosed
New positionAudit & Supervisory Board Member (part-time)
Date of birthMomono Osamu (百野 修): born 3 August 1961. Others: Not disclosed
Year joined the companyMomono Osamu (百野 修): 2025. Others: Not disclosed
Number of shares heldMomono Osamu (百野 修): 1,851 shares (record date: Not disclosed). Others: Not disclosed
Because the names and counts do not correspond, they are shown as reported without linking the counts to individual names.

Departing officer

6 items
Date of departure18 June 2026
Yamao Koji (山尾 康二)Next role stated
Former PositionRepresentative Director and President; President and Executive Officer
New positionAdvisor (part-time)
Iida Kazuhiko (飯田 一彦)Next role stated
Former PositionDirector (part-time)
New positionRetirement
Ikubo Yasuhiko (井窪 保彦)Next role stated
Former PositionOutside Director
New positionRetirement
Okura Koji (大藏 公治)Next role stated
Former PositionOutside Director
New positionRetirement
Harada Naomi (原田 直巳)Next role stated
Former PositionOutside Director and Audit & Supervisory Committee Member
New positionRetirement
Kobayashi Akio (小林 昭夫)Next role stated
Former PositionOutside Director and Audit & Supervisory Committee Member
New positionRetirement

“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.

Whether the incumbent will remain in office (whether they will retain their position)

Yamao Koji (山尾 康二) will retire as a director and become a part-time advisor. The other departing individuals will retire.

Shareholders’ meeting approvalRequired. Formal approval is scheduled at the Annual General Meeting of Shareholders planned for 18 June 2026, which is expected to be conducted by written resolution pursuant to Article 319, Paragraph 1 of the Companies Act, and at the Board of Directors meeting following the meeting.
Reason for change

Change in representative directors as part of executive personnel changes

Who is moving to which position
ItemDetails
Resolution date11 May 2026
Scheduled Appointment Date18 June 2026. Formal approval is scheduled at the Annual General Meeting of Shareholders, which is expected to be conducted by written resolution pursuant to Article 319, Paragraph 1 of the Companies Act, and at the Board of Directors meeting following the meeting.
Date of departure18 June 2026
Name of appointeeMomono Osamu (百野 修), Mito Takeshi (三戸 武士), Hirai Yutaka (平井 豊), Suwabe Takeshi (諏訪邉武史), Sato Osamu (佐藤 修), Ichiyanagi Takayuki (一柳 貴之)
Appointee's new positionRepresentative Director and President; President and Executive Officer, Director; Executive Vice President, Director; Managing Executive Officer, Director (part-time), Director (part-time), Audit & Supervisory Board Member (part-time)
Appointee's previous positionExecutive Vice President, Senior Executive Officer, Senior Executive Officer, Not disclosed, Not disclosed, Not disclosed
Appointee's date of birthMomono Osamu (百野 修): born 3 August 1961. Others: Not disclosed
Year the appointee joined the CompanyMomono Osamu (百野 修): 2025. Others: Not disclosed
Number of shares held by the appointeeMomono Osamu (百野 修): 1,851 shares (record date: Not disclosed). Others: Not disclosed
Name of departing officerYamao Koji (山尾 康二), Iida Kazuhiko (飯田 一彦), Ikubo Yasuhiko (井窪 保彦), Okura Koji (大藏 公治), Harada Naomi (原田 直巳), Kobayashi Akio (小林 昭夫)
Former position of departing officerRepresentative Director and President; President and Executive Officer, Director (part-time), Outside Director, Outside Director, Outside Director and Audit & Supervisory Committee Member, Outside Director and Audit & Supervisory Committee Member
New position of departing officerAdvisor (part-time), Retirement, Retirement, Retirement, Retirement, Retirement
Whether the incumbent will remain in officeYamao Koji (山尾 康二) will retire as a director and become a part-time advisor. The other departing individuals will retire.
Reason for changeChange in representative directors as part of executive personnel changes
Subject to Approval by the General Meeting of ShareholdersRequired. Formal approval is scheduled at the Annual General Meeting of Shareholders planned for 18 June 2026, which is expected to be conducted by written resolution pursuant to Article 319, Paragraph 1 of the Companies Act, and at the Board of Directors meeting following the meeting.
Items this document does not state (6)
Reason for departureReasons for appointmentNumber of directors after the changeFiling as an independent officerDetails of organizational changesChange 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.

Change in representative directors as part of executive personnel changes

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.
Notice Regarding Changes in Representative Directors | 東邦チタニウム (5727) timely disclosure | Komori