February 7, 2024
Denka Company Limited

Notice Regarding Changes in Executive Officers
Denka Company Limited (Headquarters: Chuo-ku, Tokyo; President: Toshio Imai; hereinafter, "Denka")
announces that its Board of Directors passed a resolution on changes in Executive Officers and changes intheir work responsibilities at a meeting held on February 7, 2024. Details are as follows.
1. Changes in Directors(1) Setup of Directors
1. Candidates for Director who are not Audit Committee Members (To be submitted to the 165th Annual
General Shareholders’ Meeting in late June)
Manabu Yamamoto (Reappointment)Toshio Imai (Reappointment)
Kazuo Takahashi (Reappointment)
Ikuo Ishida (Reappointment)）
Rumiko Nakata (Newly appointed outside Director, outside Director of Kyowa Kirin Co., Ltd.)
2. Director serving as Audit Committee Member
No change(2) Directors to retire from office (Retirement from office due to the expiration of their term of office upon
the conclusion of the 165th Annual General Shareholders' Meeting)
1. Directors who are not Audit Committee Members to retire from office
Yoshiyuki Fukuda

1 / 42. Changes in Executive Officers (Effective April 1, 2024）
Major Policies for Personnel Changes(1) Strengthening of Safety and Quality Corporate Function(2) Changes in the system of Life Innovation(3) Changes in the system of New Business Development
Name

New Position

Current Position

Toshio Imai

No Change

President and Chief Executive Officer

Kazuo
Takahashi

Senior Managing Executive Officer
Chief Technical Officer (CTO)
Purchasing Dept., Logistics Dept., Environment
and Safety Dept., Quality Assurance Dept.,
Engineering Dept.

Senior Managing Executive Officer
Chief Technical Officer (CTO)
Chief Compliance Officer (CCO)
Purchasing Dept., Logistics Dept., Production &Process Technology Dept., Engineering Dept.,
Digital Strategy & Innovation Dept.

Nobuyuki
YoshinoWill become an advisor to the Company.
Managing Executive Officer(Will retire as Managing Executive Officer at Chief Scientific Officer (CSO)
New Business Development
the end of March.)KazuyaTokumoto

No Change

Managing Executive Officer
President of Denka Performance Elastomer LLC

HidekiTakahashi

Will become a part-time employee(Will retire as Managing Executive Officer atthe end of March.)

Managing Executive Officer
Life Innovation

RimiruHayashida

No Change

Managing Executive Officer
Accounting Dept., Finance Dept.

Ikuo Ishida

Managing Executive Officer
Chief Human Resource Officer (CHRO)
Chief Compliance Officer (CCO)
Corporate Planning Dept., HR Dept., Corporate
Communications Dept., DCU, DCG, ChineseBusiness

Managing Executive Officer
Chief Human Resource Officer (CHRO)
Corporate Planning Dept., HR Dept., Corporate
Communications Dept., DCU, DCG, ChineseBusiness

Yasuo
Nakatomi

Will become a part-time employee
Executive Officer(Will retire as Executive Officer at the end ofGosen Site
March.)

Yukio
Sasagawa

Managing Executive Officer (promoted)
Gosen Site

Executive Officer
Omuta Plant

Hideki ToyaManaging Executive Officer (promoted)
Chief Scientific Officer (CSO)
New Business Development
Innovation Center

Executive Officer
Assistant to New Business Development
Innovation Center

Masanobu
KosakaExecutive Officer
Executive Officer
Supervisor
ofEnvironmental
Measures
Production & Process Technology Dept.,
Promotion
Digital Strategy & Innovation Dept.,
Environment and Safety Dept., Sustainability
Sustainability Promotion Dept.
Promotion Dept., Quality Assurance Dept.
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Name

New Position

Current Position

MichioKawamura

No Change

Executive Officer
Managing Director, DCHA, DSPL, DAPL

Masahiro
Kawai

No Change

Executive Officer
Chiba Plant

TakeshiHagiwara

No Change

Executive Officer
Omi Plant

Masahiro
Omata

No Change

Executive Officer
Elastomers & Infrastructure Solutions

Kei Hara

No Change

Executive Officer
Polymer Solutions

KenWatanabe

Executive Officer
Deputy General Manager of the New Business
Executive Officer
Development
Administrative Dept., Legal Dept., Secretary
New Business Creation Dept.
Dept., Internal Control Dept.
Special assignment (Strengthening of groupinternal control)

HirotoHoriuchi

No Change

Executive Officer
Electronics & Innovative Products

TetsuoNoguchi

No Change

Executive Officer
Shibukawa Plant

Koji
Nishimura

Taro Inada

Akinori
Adachi

Executive Officer (Newly Appointed)
Deputy General Manager
Omuta Plant
Omuta Plant
April 1, 1993 Joined the Company
August 1, 2017 General Manager of Production Technology Dept.
at Omuta Plant
CareerOctober 1, 2020 General Manager of Process Technology Dept.
summary
at Gosen Site
April 1, 2021
General Manager of Production Technology Dept.
at Gosen Site
April 1, 2023
Deputy General Manager of Omuta Plant
Executive Officer (Newly Appointed)
Deputy General Manager
Life Innovation
Life Innovation
April 1, 1993 Joined the Company
April 1, 2014 General Manager of New Business Planning Office
CareerApril 1, 2015 General Manager of Global Innovation, New Business Planning &summary
Development Dept.
April 1, 2017 Representative of Denka-KEW Genomics
September 1, 2023 Deputy General Manager of Life Innovation
Executive Officer (Newly Appointed)
General Manager
Administrative Dept., Legal Dept., Secretary
HR Dept.
Dept., Internal Control Dept.
CareerApril 1, 1992 Joined the Company
summary
April 1, 2023 General Manager of the HR Dept.
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(Note)
DCHA: Denka Chemicals Holdings Asia Pacific Pte. Ltd.
DSPL: Denka Singapore Pte. Ltd.
DAPL: Denka Advantech Pte. Ltd.
DCU: Denka Corporation
DCG: Denka Chemicals G.m.b.H

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