About DAICELDirectors & Senior Management
Directors
（As of June 20, 2025）
Date of birth: January 8, 1960
- Member of the Nomination and Compensation Committee
| April 1983 | Joined Daicel Corporation |
|---|---|
| April 2002 | Head of Business Process Innovation, Daicel Corporation |
| June 2006 | Executive Officer, Daicel Corporation Vice President of Aerospace & Defense Systems/Safety Systems Company, Daicel Corporation |
| June 2009 | Head of Production Technology, Daicel Corporation |
| June 2011 | Director, Daicel Corporation |
| June 2013 | Managing Executive Officer, Daicel Corporation |
| June 2017 | Senior Managing Executive Officer, Daicel Corporation |
| June 2019 | President, Daicel Corporation President and CEO, Daicel Corporation |
| April 2021 | Executive Consultant, Polyplastics Co., Ltd. (incumbent) |
| April 2024 | Responsible for Institute of Human-oriented Management (incumbent) |
| April 2025 | Chairperson of the Board, Daicel Corporation (incumbent) |
Date of birth: March 17, 1962
- Member of the Nomination and Compensation Committee
| April 1984 | Joined Daicel Corporation |
|---|---|
| June 2012 | President of Organic Chemical Products Company, Daicel Corporation |
| June 2014 | Executive Officer, Daicel Corporation |
| June 2016 | President of Aerospace & Defense Systems/Safety Systems Company, Daicel Corporation |
| June 2017 | Managing Executive Officer, Daicel Corporation |
| June 2019 | Senior Managing Executive Officer, Daicel Corporation |
| June 2020 | Director, Daicel Corporation |
| April 2025 | President, Daicel Corporation (incumbent) President and CEO, Daicel Corporation (incumbent) |
Date of birth: October 10, 1960
- Member of the Nomination and Compensation Committee
| April 1984 | Joined Daicel Corporation |
|---|---|
| June 2011 | Head of Raw Material Purchasing Center, Daicel Corporation |
| June 2014 | Executive Officer, Daicel Corporation Representative Director and President of Daicel Logistics Service Co., Ltd. |
| June 2017 | Managing Executive Officer, Daicel Corporation |
| June 2019 | Representative Director, Daicel Corporation (incumbent) |
| June 2020 | Senior Managing Executive Officer, Daicel Corporation (incumbent) |
Date of birth: February 20, 1963
| April 1987 | Joined Polyplastics Co., Ltd. |
|---|---|
| April 2007 | Chief of Research and Development Center of Polyplastics Co., Ltd. |
| March 2011 | Executive Officer of Polyplastics Co., Ltd. |
| June 2014 | Director of Polyplastics Co., Ltd. |
| June 2015 | Managing Executive Officer of Polyplastics Co., Ltd. |
| June 2016 | Representative Director of Polyplastics Co., Ltd. |
| June 2017 | Representative Director and President of Polyplastics Co., Ltd. |
| April 2021 | Senior Managing Executive Officer, Daicel Corporation (incumbent) |
| June 2024 | Director, Daicel Corporation (incumbent) |
Date of birth: December 25, 1961
| April 1986 | Joined Daicel Corporation |
|---|---|
| June 2006 | Head of Production Innovation Center, Production Technology, Daicel Corporation |
| June 2015 | Executive Officer, Daicel Corporation |
| June 2020 | Managing Executive Officer, Daicel Corporation |
| April 2023 | Senior Managing Executive Officer, Daicel Corporation (incumbent) |
| June 2024 | Director, Daicel Corporation (incumbent) |
Date of birth: October 26, 1946
- Member of the Nomination and Compensation Committee
- Significant concurrent positions
Honorary Advisor of Sumitomo Mitsui Banking Corporation
| June 2005 | Director President (Representative Director) of Sumitomo Mitsui Financial Group, Inc. Chairman of the Board (Representative Director) of Sumitomo Mitsui Banking Corporation |
|---|---|
| April 2017 | Director of Sumitomo Mitsui Banking Corporation |
| June 2017 | Advisor of Sumitomo Mitsui Banking Corporation |
| June 2018 | Director, Daicel Corporation (incumbent) |
| October 2018 | Honorary Advisor of Sumitomo Mitsui Banking Corporation (incumbent) |
Date of birth: December 4, 1952
- Chairperson of the Nomination and Compensation Committee
- Significant concurrent positions
Special Advisor of Asahi Kasei Corp.
Outside Director of MEDIPAL HOLDINGS CORPORATION
Outside Director of Tokyo Century Corporation
| April 2010 | President & Representative Director, Presidential Executive Officer of Asahi Kasei Pharma Corp. |
|---|---|
| April 2014 | Presidential Executive Officer of Asahi Kasei Corp. |
| June 2014 | President & Representative Director, Presidential Executive Officer of Asahi Kasei Corp. |
| April 2016 | Director and Standing Advisor of Asahi Kasei Corp. |
| June 2016 | Standing Advisor of Asahi Kasei Corp. |
| June 2019 | Director, Daicel Corporation (incumbent) |
| June 2022 | Advisor of Asahi Kasei Corp. |
| June 2024 | Special Advisor of Asahi Kasei Corp. (incumbent) |
Date of birth: October 18, 1962
- Member of the Nomination and Compensation Committee
- Significant concurrent positions
Outside Director of NTN Corporation
Outside Director (Audit and Supervisory Committee Member) of DREAM INCUBATOR INC.
| April 1988 | Assistant Portfolio Manager of Credit Suisse Trust and Banking Co., Ltd. |
|---|---|
| April 1990 | Senior Analyst of SPARX Asset Management Co., Ltd. (currently SPARX Group Co., Ltd.) |
| May 1996 | Senior Research Analyst of The Dreyfus Corporation |
| December 1999 | Vice President of Fiduciary Trust Company International |
| September 2000 | Partner of INTELLASSET, INC. |
| November 2004 | Partner of Worldeye Capital Inc. |
| June 2006 | Vice President of Olympus Capital Holdings Asia |
| July 2010 | Managing Director of Daiwa Quantum Capital Limited |
| October 2014 | Member of the Board of KADOKAWA DWANGO Corporation (currently KADOKAWA Corporation) Member of the Board of DWANGO Co., Ltd. |
| July 2020 | Outside Director of NTN Corporation (incumbent) |
| June 2021 | Outside Director (Audit and Supervisory Committee Member) of DREAM INCUBATOR INC. (incumbent) |
| June 2022 | Director, Daicel Corporation (incumbent) |
| January 2023 | Director of IA Partners Inc. |
Date of birth: August 6, 1961
- Member of the Nomination and Compensation Committee
- Significant concurrent positions
Professor of J.F. Oberlin University
| April 2012 | Vice President of Cabin Safety Promotion Department of Japan Airlines Co., Ltd. |
|---|---|
| April 2013 | Vice President of Cabin Attendants Department, Haneda of Japan Airlines Co., Ltd. |
| November 2014 | Deputy General Manager of Cabin Attendants and Vice President of The 1st Cabin Attendants Department, Haneda of Japan Airlines Co., Ltd. |
| June 2015 | Deputy General Manager of Cabin Attendants Division and Vice President of Cabin Attendants General Affairs of Japan Airlines Co., Ltd. |
| September 2021 | Professor of J.F. Oberlin University (incumbent) |
| June 2023 | Director, Daicel Corporation (incumbent) |
Date of birth: January 11, 1963
- Member of the Nomination and Compensation Committee
- Significant concurrent positions
Representative Director of Nishiyama Research Institute, Inc.
Outside Director of Panasonic Holdings Corporation
| April 1985 | Joined the Ministry of International Trade and Industry (currently Ministry of Economy, Trade and Industry) |
|---|---|
| June 2011 | Director-General of the Secretariat for the TEPCO Management and Finance Investigation Task Force of Cabinet Secretariat |
| June 2012 | Senior Executive Managing Officer of Innovation Network Corporation of Japan (currently Japan Investment Corporation) |
| July 2012 | Deputy Director-General for Economic and Social Policy of Ministry of Economy, Trade and Industry |
| June 2013 | Deputy Director-General of Economic and Industrial Policy Bureau of Ministry of Economy, Trade and Industry |
| July 2014 | Deputy General Manager of TEPCO-NDF Liaison Office, Nuclear Damage Compensation and Decommissioning Facilitation Corporation (NDF) Executive Officer of Tokyo Electric Power Company (Assistant to Chairman, Co-Superintendent of Management & Planning Division) |
| June 2015 | Director and Executive Officer of Tokyo Electric Power Company (Assistant to Chairman, Co-Superintendent of Management & Planning Division) |
| July 2018 | Director-General of Commerce and Information Policy Bureau of Ministry of Economy, Trade and Industry |
| July 2020 | Retired from Ministry of Economy, Trade and Industry |
| November 2020 | Representative Director of Nishiyama Research Institute, Inc. (incumbent) |
| June 2023 | Director, Daicel Corporation (incumbent) |
Date of birth: November 3, 1962
- Member of the Nomination and Compensation Committee
- Significant concurrent positions
Chief Director of Tokyo Opera City Cultural Foundation
Chief Director of Nissay Culture Foundation
Outside Director of The Hyakujushi Bank, Ltd. (Audit and Supervisory Committee Members)
| March 2022 | Representative Director and Executive Vice President of Nippon Life Insurance Company |
|---|---|
| March 2023 | Director of Nippon Life Insurance Company |
| June 2023 | Chief DirectorofTokyo Opera City Cultural Foundation (incumbent) Chief DirectorofNissay Culture Foundation (incumbent) |
| June 2025 | Director, Daicel Corporation (incumbent) |
Audit & Supervisory Board Members
（As of the end of June 2025）
| Mikio Yagi | Standing Audit & Supervisory Board Member |
|---|---|
| Junichi Mizuo | Outside Audit & Supervisory Board Member Representative Director and Chairperson of the Japan Compliance & Governance Institute Honorary Professor of Surugadai University |
| Hideo Makuta | Outside Audit & Supervisory Board Member Registered as attorney (Dai-ichi Tokyo Bar Association), Lawyer of Ginza chuo Law Office Outside Audit & Supervisory Board Member of Fujitsu Ltd. |
| Hisae Kitayama | Outside Audit & Supervisory Board Member Representative of Kitayama Public Accounting Office, Certified Public Accountant Outside Director of Tsubakimoto Chain Co. |
Executive Officers
(As of May 13, 2025)
President and CEO
| Yasuhiro Sakaki | Responsible for Corporate Planning & Strategy Office Responsible for Healthcare SBU |
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Senior Managing Executive Officers
| Kotaro Sugimoto | General Manager, Corporate Support Headquarters Responsible for Corporate Compliance Program Division Responsible for Corporate Sustainability Responsible for Digital Strategy Center Responsible for Material SBU |
|---|---|
| Toshio Shiwaku | General Manager, Assessment Headquarters General Manager, R&D Headquarters Responsible for Intellectual Property Center |
| Naotaka Kawaguchi | General Manager, Production Management Headquarters Responsible for Engineering Center Responsible for Safety and Quality Assurance Headquarters Responsible for Safety SBU |
| Takashi Miyamoto | President and CEO, Polyplastics Co., Ltd. General Manager, Performance Materials Headquarters |
Managing Executive Officers
| Yoichi Nemoto | Division Manager, Group Governance and Financial Coordination Deputy General Manager, Corporate Support Headquarters Responsible for SCM Headquarters |
|---|---|
| Seiji Sakano | Head of Life Sciences SBU |
| Hiroshi Iwase | Head of Smart SBU President, Daicel Beyond Ltd. |
| Kazuya Kurosawa | Division Manager, Chemical BU, Material SBU Head of Material SBU President, Toyama Filter Tow Co., Ltd. |
Executive Officers
| Hitoshi Hayashi | Division Manager, Assessment Promotion, Assessment Headquarters Deputy General Manager, Assessment Headquarters |
|---|---|
| Seiji Yamakado | President, Daicel Miraizu Ltd. Chairperson, Shanghai Daicel Polymers,Ltd. |
| Nobuhiko Ikeda | Plant General Manager, Arai Plant President, Daicel Arai Chemical Ltd. |
| Takaharu Takikawa | Head of Engineering Center |
| Masahiko Hirokawa | Division Manager, Investor Relations & Corporate Communications, Corporate Support Headquarters Deputy General Manager, Corporate Support Headquarters Head of Corporate Sustainability |
| Ryohei Yamada | Division Manager, Medical Device Division, Life Sciences SBU Deputy Head of Life Sciences SBU |
| Eiichi Ryobo | Head of Safety SBU Chairperson, Daicel Safety Systems (Jiangsu)Co., Ltd. Chairperson, Daicel Safety Technologies (Jiangsu) Co., Ltd. Chairperson, Daicel Safety Systems Americas, Inc. |
| Yosuke Omae | Plant General Manager, Harima Plant Division Manager of Global Technical Control, Safety SBU |