Apr 1985 Joined the Company Jun 2007 General Manager, No. 2 Research Department, R&D Division Oct 2008 General Manager, No. 3 Research Department, R&D Division Jun 2014 Director, General Manager, R&D Division Mar 2018 Executive Officer Mar 2019 Managing Executive Officer Mar 2021 Representative Director (current) President and Executive Officer (current)

Apr 1984 Joined the Company Jun 2006 General Manager, Shikoku Branch Jun 2013 General Manager, Tokyo No. 1 Sales Department, Offset Business Division; concurrently General Manager, Tokyo No. 2 Sales Department Oct 2015 Deputy General Manager, Offset Business Division; concurrently General Manager, Tokyo No. 1 Sales Department and Tokyo No. 2 Sales Department Mar 2016 Officer; Deputy General Manager, Functional Materials Business Division Jul 2016 General Manager, Functional Materials Business Division Mar 2017 Director Mar 2018 Executive Officer Mar 2019 Senior Executive Officer Jan 2022 Managing Executive Officer Mar 2023 Director (current) Jan 2026 Senior Managing Executive Officer (current) Jan 2026 Representative Director, Sakata INX Spin-off Preparation Co., Ltd. (current)

Apr 1989 Joined the Company Mar 2009 President, MAOMING SAKATA INX CO., LTD. Feb 2015 General Manager, Production Management Department, Production Technology Division Mar 2020 Executive Officer Mar 2021 General Manager, Production Technology Division Jan 2023 Senior Executive Officer (current); in charge of Environment & Quality Department; General Manager, Production Division (current) Mar 2023 Director (current)

Apr 1994 Joined the Company Jun 2022 General Manager, Planning Department, Group Corporate Planning Division Apr 2023 General Manager, Corporate Planning Department, Group Corporate Planning Division Jan 2025 Executive Officer (current); General Manager, Group Corporate Planning Division (current) Mar 2025 Director (current)

Apr 1988 Joined the Company Jul 2016 General Manager, Osaka Sales Department, Functional Materials Business Division Jan 2021 Deputy General Manager, Functional Materials Business Division; concurrently General Manager, No. 2 Sales Department Mar 2021 Executive Officer Jan 2023 General Manager, Functional Materials Business Division Jan 2024 Senior Executive Officer Jan 2026 Managing Executive Officer (current) Mar 2026 Director (scheduled to assume office)

Apr 1986 Joined the Company Jan 2009 President, TAIWAN SAKATA INX CORP. May 2014 General Manager, General Affairs Department Jun 2015 General Manager, Human Resources Department Mar 2019 Executive Officer Jan 2023 Senior Executive Officer Jun 2023 General Manager, Human Resources Creation Department; concurrently General Manager, Legal Department Jan 2025 Managing Executive Officer Jan 2026 Senior Special Advisor (current) Mar 2026 Director, Full-time Audit and Supervisory Committee Member (scheduled to assume office)

Apr 1973 Joined Sumitomo Life Insurance Company Jul 2000 Director (Head Office); General Manager, Corporate Business Headquarters, Sumitomo Life Insurance Company Apr 2002 Managing Director; Managing Executive Officer, Sumitomo Life Insurance Company Jul 2007 President and Representative Executive Officer (Representative Director), Sumitomo Life Insurance Company Jul 2011 President and Executive Officer, Sumitomo Life Insurance Company Jul 2013 Chairman, The Life Insurance Association of Japan Apr 2014 Chairman and Representative Director, Sumitomo Life Insurance Company Jun 2014 Outside Audit & Supervisory Board Member, Panasonic Corporation (now Panasonic Holdings Corporation) Jun 2014 Outside Audit & Supervisory Board Member, the Company Jul 2015 Director, Chairman and Representative Executive Officer, Sumitomo Life Insurance Company Jun 2018 Outside Director, Rengo Co., Ltd. (current) Apr 2021 Director, Sumitomo Life Insurance Company Jul 2021 Special Advisor, Sumitomo Life Insurance Company (current) Jun 2022 Outside Director, Toyo Securities Co., Ltd. (current) Mar 2023 Outside Director, the Company (current)

Apr 1986 Joined Procter & Gamble Far East, Inc. Mar 2006 Director, Procter & Gamble Japan K.K. Apr 2008 Director, P&G K.K. Jun 2012 Director, Procter & Gamble Japan K.K. (resigned) Jul 2012 Communications Director, Public Affairs Division, Procter & Gamble Japan K.K. Apr 2014 Director, P&G K.K. (resigned) Jun 2014 Left Procter & Gamble Japan K.K. Nov 2014 Representative Director, shapes Co., Ltd. (current) Jun 2020 Outside Director, Duskin Co., Ltd. Mar 2022 Outside Director, the Company (current) Apr 2022 Advisor (Personnel Recruitment and Development), City of Kobe

Oct 1996 Joined Deloitte Touche Tohmatsu (now Deloitte Touche Tohmatsu LLC) May 2000 Registered as Certified Public Accountant Dec 2015 Resigned from Deloitte Touche Tohmatsu Jan 2016 Certified Public Accountant, Imaoka CPA & Tax Accountant Office (current) Sep 2021 Auditor, Osaka Research Institute of Industrial Science and Technology (current) Mar 2023 Outside Director, the Company (current) Jun 2023 Outside Director (Audit and Supervisory Committee Member), Ishihara Chemical Co., Ltd. (current) Jun 2024 Outside Audit & Supervisory Board Member, Joshin Denki Co., Ltd. (current) Jun 2025 Outside Director (Audit and Supervisory Committee Member), Joshin Denki Co., Ltd. (current)

Apr 1995 Joined Deloitte Touche Tohmatsu (now Deloitte Touche Tohmatsu LLC) Apr 1998 Registered as Certified Public Accountant Feb 2016 Resigned from Deloitte Touche Tohmatsu Mar 2016 Opened Eri Nakata CPA Office; Certified Public Accountant (current) Jun 2018 Outside Director, Sankyo Kasei Co., Ltd. Jun 2019 Outside Director (Audit and Supervisory Committee Member), Sankyo Kasei Co., Ltd. (current) Mar 2024 Outside Audit & Supervisory Board Member, the Company Mar 2026 Outside Director (Audit and Supervisory Committee Member), the Company (scheduled to assume office)

Dec 2010 Registered as Attorney-at-Law (Osaka Bar Association) Jan 2011 Joined Takebayashi, Hata, Nakagawa & Fukushima Law Office Jan 2021 Partner Attorney, Takebayashi, Hata, Nakagawa & Fukushima Law Office (current) Mar 2023 Substitute Outside Audit & Supervisory Board Member, the Company Mar 2026 Outside Director (Audit and Supervisory Committee Member), the Company (scheduled to assume office)

Jul 1989 Joined CS First Boston Securities (Investment Banking Division) Jul 1998 Joined Deutsche Securities Inc. (Capital Markets Division) Feb 2002 Joined HSBC Securities (Japan) Ltd. (Private Equity Division) Jul 2007 Managing Director, Polaris Principal Finance Ltd. (now Polaris Capital Group Co., Ltd.) Dec 2016 Managing Director, New Horizon Capital Ltd.; Registered as Attorney-at-Law Oct 2019 General Manager, Planning & Administration Department, Mizuho Securities Principal Investment Co., Ltd. Dec 2021 General Manager, Strategic Investment Department; concurrently General Manager, Planning & Administration Department, Mizuho Securities Principal Investment Co., Ltd. Jan 2023 Outside Director (Audit and Supervisory Committee Member), Gift Holdings, Inc. (current) Dec 2023 Outside Director, Crowdworks, Inc. CSO and Legal Advisor, Polaris Capital Group Co., Ltd. (current) Mar 2025 Outside Director (Audit and Supervisory Committee Member), ACSL Ltd. (current) Mar 2026 Outside Director (Audit and Supervisory Committee Member), the Company (scheduled to assume office)