Apr 1985 Joined Mitsubishi Kasei Corporation (now Mitsubishi Chemical Corporation) Sep 1989 Joined the Company Sep 1991 Senior Executive Vice President, NICCA U.S.A., INC. Jun 1993 Director of the Company Mar 1995 Representative Director, President, Hong Kong Nicca Chemical Co., Ltd. Jun 1995 Managing Director of the Company Nov 1996 Representative Director, Executive Vice President, Rhône-Poulenc Nicca K.K. (now Scienco Nicca K.K.) (current) Apr 1997 General Manager, Corporate Management Division; President, Cosmetics Company Jun 1997 Representative Director, Senior Managing Director of the Company Jun 1998 Representative Director, Executive Vice President of the Company Mar 1999 In charge of Sales Division Dec 1999 Representative Director, Chairman, NICCA U.S.A., INC. Jan 2001 President, Textile Chemicals Company Mar 2001 Chairman, Taiwan Nicca Chemical Industries Co., Ltd. (current) Jun 2001 Representative Director, President of the Company Jun 2005 Representative Director, Yamada Pharmaceutical Co., Ltd. Jun 2006 Representative Director, President and Executive Officer of the Company (current) Dec 2007 General Manager, Research and Development Division Jan 2009 Head of Chemicals Division Feb 2010 Representative Director, Chairman, E-Ral Co., Ltd. Mar 2012 Chairman, Hong Kong Nicca Chemical Co., Ltd. (current); Chairman, Guangzhou Nicca Chemical Co., Ltd. (current); Chairman, Zhejiang Nicca Chemical Co., Ltd. (now Nicca Chemical (China) Co., Ltd.) (current); Chairman, Nicca Chemical R&D (Shanghai) Co., Ltd. (current) Nov 2017 General Manager, Innovation Promotion Division Jun 2020 Chairman, Dongguan Nicca New Materials Co., Ltd. (current) Sep 2020 Director, NICCA INDIA PRIVATE LIMITED (current) Mar 2021 CEO of the Company (current) Sep 2023 Chairman, NICCA BANGLADESH CO., LTD. (current)

Apr 1995 Joined Nippon Oracle K.K. Dec 2004 Joined the Company Jun 2005 Executive Officer of the Company; President, Demi Cosmetics Company (current) Jan 2009 Head of Cosmetics Division (current) Apr 2009 Managing Executive Officer of the Company Jun 2009 Director of the Company; Representative Director, Yamada Pharmaceutical Co., Ltd. (current) Feb 2010 Representative Director, President, E-Ral Co., Ltd. (current) Feb 2012 In charge of Chemicals Division Jun 2012 Representative Director, Senior Managing Executive Officer of the Company Feb 2014 Representative Director, President, Cosmelabo Co., Ltd. (current) Mar 2021 Representative Director, Executive Vice President and Executive Officer of the Company (current); COO of the Company (current) Dec 2022 General Manager, Sales Division, Demi Cosmetics Company (current)

Apr 1984 Joined Mitsui & Co., Ltd. Apr 2012 General Manager, Specialty Chemicals Business Department, Basic Chemicals Division, Mitsui & Co., Ltd. Jan 2015 General Manager, Chemicals Division, Asia and Oceania Division; Senior Vice President, Mitsui & Co. (Asia-Pacific) Pte. Ltd. Apr 2018 President, Mitsui & Co. (Malaysia) Sdn. Bhd. Apr 2019 Executive Officer, Mitsui & Co., Ltd. Jul 2023 Joined the Company; Executive Officer, in charge of new business creation, Chemicals Division Jan 2024 COO to Chemicals of the Company (current); Head of Chemicals Division (current) Mar 2024 Director, Managing Executive Officer of the Company (current)

Apr 1993 Joined the Company Dec 2000 General Manager, Sales Department, Hangzhou Nicca Chemical Co., Ltd. Mar 2008 Director, Zhejiang Nicca Chemical Co., Ltd. (now Nicca Chemical (China) Co., Ltd.) (current); Deputy General Manager of the same company Mar 2013 General Manager of the same company (current) Jun 2013 Executive Officer of the Company (current) Jul 2014 General Manager, Textile Business Division, Chemicals Division Jan 2017 General Manager, China Business (current) Mar 2017 Director of the Company (current)

Apr 1992 Joined the Company Jan 2010 General Manager, Finance and Planning Department, Management Division, Administration Division Feb 2011 General Manager, Corporate Planning Department Jan 2013 Deputy Head of Administration Division; General Manager, Corporate Planning Department Mar 2014 Executive Officer of the Company (current) Mar 2016 Director of the Company (current); Head of Administration Division and General Manager, Corporate Planning Department Jan 2017 Head of Administration Division; General Manager, Office of the President Jun 2018 Head of Administration Division; General Manager, Group Management Office May 2019 Head of Administration Division (current) Mar 2021 CFO (Administration) of the Company (current)

Apr 1997 Joined the Company Jul 2008 Senior Research Scientist, Rhodia Nicca K.K. (now Scienco Nicca K.K.) Jul 2009 Research Scientist, Scienco Nicca K.K. Jul 2012 General Manager, Research and Development Department, Specialty Chemicals Division, New Business Development Division Oct 2016 Deputy Head, Specialty Chemicals Division (R&D); General Manager, Business Planning Office, New Business Development Division Jan 2017 Deputy Head, Specialty Chemicals Division (R&D); General Manager, Business Planning Office Mar 2017 Executive Officer of the Company (current) Nov 2017 Director, Interface Science Research Laboratory, Chemicals Division (current); in charge of Chemicals, Innovation Promotion Division Mar 2019 Director of the Company (current) Mar 2021 CTO of the Company (current)

Apr 1977 Joined Nitto Denko Corporation Apr 2003 Executive Officer, Nitto Denko Corporation Jun 2006 Managing Executive Officer, Nitto Denko Corporation Jun 2007 Director, Managing Executive Officer, Nitto Denko Corporation Jun 2010 Director, Senior Managing Executive Officer, Nitto Denko Corporation Jun 2011 Representative Director, Senior Managing Executive Officer, Nitto Denko Corporation Jun 2014 Resigned from Nitto Denko Corporation Sep 2014 Advisor (R&D), the Company Mar 2016 Outside Director of the Company (current) Jun 2016 Outside Director, Metawater Co., Ltd. (current)

Apr 1995 Joined FANCL Corporation Apr 2007 Executive Officer, FANCL Corporation Jun 2008 Director, Executive Officer, FANCL Corporation Mar 2013 Director, Senior Managing Executive Officer, FANCL Corporation Apr 2014 Director, Senior Managing Executive Officer, FANCL Corporation; Representative Director, President, FANCL Cosmetics Ltd. Jul 2018 Advisor, FANCL Corporation Jan 2019 Retired from advisory role and resigned from FANCL Corporation May 2020 Director, ANZ Corporation Mar 2021 Outside Director of the Company (current) Jun 2021 Outside Director (Audit and Supervisory Committee Member), Kondotec Inc. (current) Jun 2023 Outside Director, Sunsel Co., Ltd. (current)

Apr 1981 Joined Asahi Kasei Kogyo K.K. (now Asahi Kasei Corporation) Apr 2011 Executive Officer, Asahi Kasei Chemicals Corporation Apr 2014 Managing Executive Officer, Asahi Kasei Chemicals Corporation Nov 2014 Senior Executive Officer, General Manager, Strategy Office, Asahi Kasei Corporation Apr 2016 Managing Executive Officer, Asahi Kasei Corporation Jun 2016 Director, Asahi Kasei Corporation Apr 2018 Chairman, Asahi Kasei Pharma Corporation; Chairman, Asahi Kasei Medical Co., Ltd. Apr 2019 Senior Managing Executive Officer, Asahi Kasei Corporation Mar 2023 Outside Director of the Company (current) Jun 2023 Advisor, Asahi Kasei Corporation Jun 2024 Outside Director (Audit and Supervisory Committee Member), Takashima & Co., Ltd. (current); Outside Director, Mitsubishi Chemical Group Corporation (current)

Apr 1990 Assistant, Faculty of Science and Technology, Keio University Apr 1999 Full-time Lecturer, Faculty of Science and Technology, Keio University Apr 2003 Associate Professor, Faculty of Science and Technology, Keio University Apr 2009 Professor, Faculty of Science and Technology, Keio University (current) Apr 2019 Visiting Professor, Research and Intellectual Property Strategy Organization, Meiji University Jul 2021 Councilor, Keio Gijuku (current) Mar 2024 Outside Director of the Company (current)

Mar 1983 Joined the Company Apr 1999 Director and General Manager, Corporate Planning Office, Hanguk Jeongmil Chemical Co., Ltd. (now NICCA KOREA CO., LTD.) Dec 2002 Vice President, Demi Cosmetics Company Jan 2006 General Manager, Group Management Promotion Office, Corporate Management Division Apr 2006 General Manager, Accounting and Finance Department, Corporate Management Division Dec 2006 Deputy Head, Corporate Management Division Apr 2009 Executive Officer of the Company Jan 2010 Deputy Head, Administration Division (in charge of Accounting and Finance) Feb 2012 General Manager, Human Resources and General Affairs Department, Administration Division Jan 2013 Director and Deputy General Manager, Taiwan Nicca Chemical Industries Co., Ltd. Mar 2019 Corporate Auditor of the Company (current)

Apr 1977 Joined Ito Certified Public Accountant Office Jun 1982 Head, Masuda Certified Public Accountant Office (current) Oct 1988 Representative Director, President, Masuda Management Co., Ltd. (current) Jun 1994 Outside Corporate Auditor, Aitec Co., Ltd. (current) Jun 2011 Outside Corporate Auditor, Tanaka Chemical Laboratory Co., Ltd. Mar 2016 Outside Corporate Auditor of the Company (current) Jun 2020 Outside Director (Audit and Supervisory Committee Member), Tanaka Chemical Laboratory Co., Ltd. Jun 2022 Chairman, Hokuriku Chapter, Japanese Institute of Certified Public Accountants

Apr 1994 Joined The Tokyo Bank, Ltd. (now MUFG Bank, Ltd.) Oct 2002 Registered as attorney-at-law (Fukui Bar Association); Head, Fukui Sakura Law Office (current) Oct 2015 Civil Mediation Commissioner, Fukui District Court (current) Jun 2016 Outside Corporate Auditor, Fukuho Bank, Ltd. (current) Aug 2016 Member, Fukui City Administrative Appeal Review Board (current) Apr 2021 President, Fukui Bar Association Oct 2024 Chairman, Fukui Prefecture Public Records Disclosure and Personal Information Protection Review Board (current) Mar 2025 Outside Corporate Auditor of the Company (current)