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Resolved 14 May 2026Incoming appointee
10 itemsScheduled Appointment DateEffective 25 June 2026. The appointments are scheduled to be formally decided after approval of the director-election proposals at the 158th Annual General Meeting of Shareholders scheduled for 25 June 2026 and a resolution by the Board of Directors following the meeting.
Sakao Kosaku (坂尾 耕作)
Previous positionRepresentative Director, President and Executive Officer
New positionRepresentative Director, Chairperson
Kitada Katsumasa (北田 勝誠)
Previous positionDirector and Senior Executive Officer; General Manager of the Corporate Planning Office; responsible for DX promotion
New positionRepresentative Director, President and Executive Officer; responsible for research and development
Miyano Takanori (宮野 隆徳)
Previous positionSenior Executive Officer; General Manager of the Chemicals Division and General Manager of the Sales Department
New positionDirector and Managing Executive Officer; responsible for the Electronic Materials Division and NCRI Sales Department; overseeing the Chemicals Division and Machinery Division
Habe Yoshihiro (羽部 吉弘)
Previous positionExecutive Officer; General Manager of the General Affairs Department
New positionDirector and Senior Executive Officer; General Manager of the General Affairs Department; overseeing the Sustainability Promotion Office
Hayashi Atsushi (林 敦)
Previous positionGeneral Manager of the Accounting Department
New positionDirector and Senior Executive Officer; General Manager of the Accounting Department; responsible for the Corporate Planning Office and IR
Harada Daisuke (原田 大輔)
Previous positionNorinchukin Bank, Senior Adviser, Sales Planning Department
New positionOutside Director and Full-time Audit & Supervisory Committee Member (Independent Officer)
Takeda Hajime (武田 元)
Previous positionExecutive Officer; General Manager of the Sanbongi Plant, Electronic Materials Division
New positionSenior Executive Officer; General Manager of the Sustainability Promotion Office
Nagayoshi Hiroyuki (永吉 博之)
Previous positionExecutive Officer; General Manager of the Machinery Division
New positionSenior Executive Officer; General Manager of the Machinery Division
Hagiwara Kazuyoshi (萩原 一禎)
Previous positionExecutive Officer; General Manager of the Osaka Plant, Chemicals Division
New positionSenior Executive Officer; General Manager of the Chemicals Division
Hashimoto Toshimasa (橋本 俊将)
Previous positionGeneral Manager of the Development Center
New positionExecutive Officer; General Manager of the Development Center
Departing officer
4 itemsDate of departureEffective 25 June 2026
Mochizuki Tetsuo (望月 哲夫)Stepping down
Former PositionRepresentative Director and Managing Executive Officer; responsible for the Accounting Department and IR; overseeing the General Affairs Department
Ueda Hideki (上田 秀紀)Stepping down
Former PositionDirector and Managing Executive Officer; responsible for research and development; overseeing the Chemicals Division, Machinery Division, Electronic Materials Division and NCRI Sales Department
Horo-iwa Masaaki (袰岩 正顯)Stepping down
Former PositionSenior Executive Officer; General Manager of the Electronic Materials Division and Sales Department; responsible for the NCRI Sales Department
Saito Takashi (齊藤 隆)Stepping down
Former PositionOutside Director and Full-time Audit & Supervisory Committee Member (Independent Officer)
Whether the incumbent will remain in office (whether they will retain their position)
Listed as scheduled to retire as a director and executive officer, with no post-retirement position stated
Directors after the change9Number
Filing as an independent officer原田 大輔 (Harada Daisuke) is stated to be an Independent Officer. Other planned filings are Not disclosed.
Shareholders’ meeting approvalRequired. The director-election proposals to be submitted to the 158th Annual General Meeting of Shareholders scheduled for 25 June 2026
Independent officers are outside officers registered with the exchange as having no conflict of interest with general shareholders.
| Item | Details |
|---|---|
| Resolution date | 14 May 2026 |
| Scheduled Appointment Date | Effective 25 June 2026. The appointments are scheduled to be formally decided after approval of the director-election proposals at the 158th Annual General Meeting of Shareholders scheduled for 25 June 2026 and a resolution by the Board of Directors following the meeting. |
| Date of departure | Effective 25 June 2026 |
| Name of appointee | Sakao Kosaku (坂尾 耕作), Kitada Katsumasa (北田 勝誠), Miyano Takanori (宮野 隆徳), Habe Yoshihiro (羽部 吉弘), Hayashi Atsushi (林 敦), Harada Daisuke (原田 大輔), Takeda Hajime (武田 元), Nagayoshi Hiroyuki (永吉 博之), Hagiwara Kazuyoshi (萩原 一禎), Hashimoto Toshimasa (橋本 俊将) |
| Appointee's new position | Representative Director, Chairperson, Representative Director, President and Executive Officer; responsible for research and development, Director and Managing Executive Officer; responsible for the Electronic Materials Division and NCRI Sales Department; overseeing the Chemicals Division and Machinery Division, Director and Senior Executive Officer; General Manager of the General Affairs Department; overseeing the Sustainability Promotion Office, Director and Senior Executive Officer; General Manager of the Accounting Department; responsible for the Corporate Planning Office and IR, Outside Director and Full-time Audit & Supervisory Committee Member (Independent Officer), Senior Executive Officer; General Manager of the Sustainability Promotion Office, Senior Executive Officer; General Manager of the Machinery Division, Senior Executive Officer; General Manager of the Chemicals Division, Executive Officer; General Manager of the Development Center |
| Appointee's previous position | Representative Director, President and Executive Officer, Director and Senior Executive Officer; General Manager of the Corporate Planning Office; responsible for DX promotion, Senior Executive Officer; General Manager of the Chemicals Division and General Manager of the Sales Department, Executive Officer; General Manager of the General Affairs Department, General Manager of the Accounting Department, Norinchukin Bank, Senior Adviser, Sales Planning Department, Executive Officer; General Manager of the Sanbongi Plant, Electronic Materials Division, Executive Officer; General Manager of the Machinery Division, Executive Officer; General Manager of the Osaka Plant, Chemicals Division, General Manager of the Development Center |
| Name of departing officer | Mochizuki Tetsuo (望月 哲夫), Ueda Hideki (上田 秀紀), Horo-iwa Masaaki (袰岩 正顯), Saito Takashi (齊藤 隆) |
| Former position of departing officer | Representative Director and Managing Executive Officer; responsible for the Accounting Department and IR; overseeing the General Affairs Department, Director and Managing Executive Officer; responsible for research and development; overseeing the Chemicals Division, Machinery Division, Electronic Materials Division and NCRI Sales Department, Senior Executive Officer; General Manager of the Electronic Materials Division and Sales Department; responsible for the NCRI Sales Department, Outside Director and Full-time Audit & Supervisory Committee Member (Independent Officer) |
| Whether the incumbent will remain in office | Listed as scheduled to retire as a director and executive officer, with no post-retirement position stated |
| Number of directors after the change | 9 (including 4 outside directors) |
| Filing as an independent officer | 原田 大輔 (Harada Daisuke) is stated to be an Independent Officer. Other planned filings are Not disclosed. |
| Subject to Approval by the General Meeting of Shareholders | Required. The director-election proposals to be submitted to the 158th Annual General Meeting of Shareholders scheduled for 25 June 2026 |
Items this document does not state (9)
Appointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeNew position of departing officerReason for departureReason for changeReasons for appointmentDetails 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.No specific reason for the personnel changes is provided.
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