Apr 1987 Joined Oki Electric Industry Co., Ltd. Apr 1998 Branch Manager, Oki Semiconductor Taiwan Branch Apr 1999 President, Oki Taiwan Co. Apr 2004 Director, North America Division, Sales Headquarters, Silicon Solutions Company, Oki Electric Industry Co., Ltd. Apr 2007 President, Oki Semiconductor America, Inc. Aug 2009 President, Oki Data Americas, Inc. Aug 2013 Head of Overseas Sales Promotion Center, Marketing Headquarters, Oki Data Corporation (currently Oki Electric Industry Co., Ltd.) Oct 2015 Deputy Head, Marketing Headquarters, Oki Data Corporation Apr 2017 Joined USHIO INC.; Deputy General Manager, President Headquarters Apr 2018 Executive Officer; Deputy General Manager, President Headquarters, and Head of Corporate Strategy, President Headquarters Apr 2019 Senior Executive Officer; General Manager, Corporate Management Headquarters Jun 2021 Director and Senior Executive Officer Apr 2022 Director and Managing Executive Officer, CFO Apr 2024 Representative Director, President & Executive Officer, CEO (current)

Apr 1988 Joined USHIO INC. Apr 2016 Group Executive Officer; Chairman, USHIO SHANGHAI, INC. Apr 2017 Group Senior Executive Officer Apr 2018 Group Managing Executive Officer Apr 2019 Managing Executive Officer; Deputy General Manager, Business Management Headquarters, and General Manager, Light Source Business Division, Business Management Headquarters Apr 2022 General Manager, ESG Promotion Headquarters Jun 2023 Director and Managing Executive Officer Apr 2024 Director and Executive Vice President, COO and CSuO (current)

Sep 1995 Joined USHIO INC. Apr 2016 Executive Officer Jul 2018 Group Executive Officer; CFO, CHRISTIE DIGITAL SYSTEMS, INC. Apr 2019 Group Senior Executive Officer; President, CHRISTIE DIGITAL SYSTEMS, INC.; Chairman, CHRISTIE DIGITAL SYSTEMS USA, INC.; Chairman, CHRISTIE DIGITAL SYSTEMS CANADA INC. Jun 2019 Director and Group Senior Executive Officer Apr 2022 Director and Managing Executive Officer Apr 2023 Deputy General Manager, Business Management Headquarters, and General Manager, Life Science Business Division, Business Management Headquarters Apr 2024 General Manager, Photolithography Business Division (current)

Apr 1976 Joined Konishiroku Photo Industry Co., Ltd. (currently Konica Minolta, Inc.) Oct 2003 Director, Konica Minolta Business Technologies, Inc. Apr 2005 Executive Officer, Konica Minolta Holdings, Inc. (currently Konica Minolta, Inc.); President, Konica Minolta Technology Center, Inc. Apr 2006 Managing Executive Officer, Konica Minolta Holdings, Inc. Jun 2006 Director and Managing Executive Officer, Konica Minolta Holdings, Inc. Apr 2009 Director and Representative Executive Officer, President, Konica Minolta Holdings, Inc. Apr 2014 Director and Chairman of the Board, Konica Minolta, Inc. Aug 2021 Outside Director, SmartHR, Inc. Apr 2022 Outside Director and Chairman of the Board, SmartHR, Inc. (current) Jun 2022 Outside Director, USHIO INC.; Special Advisor, Konica Minolta, Inc. Mar 2023 Outside Audit & Supervisory Board Member, Lion Corporation Jun 2023 Outside Director and Chairman of the Board, USHIO INC. (current) Mar 2025 Outside Director and Chairman of the Board, Lion Corporation (current)

Apr 1985 Joined Bank of Japan Sep 1991 International Marketing Director, Cap Gemini Sogeti Nov 1992 Senior Consultant, Gemini Consulting Japan Jun 1997 Joined Egon Zehnder K.K. Jan 2004 Partner, Egon Zehnder K.K. Oct 2016 Representative Partner and President, Masuyama & Company (current) Mar 2017 Outside Director (Audit and Supervisory Committee Member), Suntory Beverage & Food Limited (formerly Suntory Foods International Co., Ltd.) (current) Jun 2019 Outside Director, Konoike Transport Co., Ltd. (current) May 2020 Outside Director, MetLife Insurance K.K. (current) Jun 2024 Outside Director, USHIO INC. (current)

Apr 1982 Joined Showa Denko K.K. (currently Resonac Holdings Corporation) Jan 2013 Executive Officer, Showa Denko K.K.; General Manager, Information & Electronic Chemicals Business Division Jan 2016 Managing Executive Officer, CTO, Showa Denko K.K. Mar 2016 Director and Managing Executive Officer, CTO, Showa Denko K.K. Jan 2017 Representative Director, President & Executive Officer, CEO, Showa Denko K.K. Jan 2022 Representative Director and Chairman of the Board, Showa Denko K.K. Mar 2024 Director and Chairman of the Board, Resonac Holdings Corporation Jun 2024 President, The New Chemical Technology Promotion Association (Public Interest Incorporated Association) (current) Mar 2025 Director and Chairman of the Board, Resonac Holdings Corporation (current) May 2026 President, The Chemical Society of Japan (current) Jun 2026 Outside Director, USHIO INC.

Apr 1990 Joined The Tokyo Bank, Ltd. (currently MUFG Bank, Ltd.) Nov 2016 President, Banco de Tokyo-Mitsubishi UFJ Brasil (currently MUFG Bank (Brasil)) Apr 2018 President, MUFG Bank (Brasil); Deputy Managing Director, Latin America, MUFG Bank, Ltd.; General Manager, Americas Corporate Division, MUFG Bank, Ltd. Apr 2020 Joined USHIO INC. Sep 2020 General Manager, Global HR & General Affairs Strategy, Corporate Management Division Apr 2022 Executive Officer; General Manager, Global HR & General Affairs Strategy, Corporate Management Division Apr 2023 General Manager, Group HR & General Affairs Strategy, Corporate Management Division Apr 2024 In charge of HR & General Affairs Jun 2024 Director (Full-time Audit and Supervisory Committee Member) (current)

Apr 1986 Judge (Assistant Judge, Tokyo District Court) Apr 1995 Attorney-at-law (current) Jan 1996 Joined Koga Law Office (currently Kasumi Sogo Law Office) Jun 2020 Outside Director (Audit and Supervisory Committee Member), USHIO INC. (current) Jan 2023 Outside Director (Audit and Supervisory Committee Member), Tomoe Engineering Co., Ltd. (current) Nov 2025 Joined Sueishi & Kokubo Law Office

Oct 1989 Joined Audit Division, Aoyama Audit Corporation (currently PwC Japan LLC) Feb 1991 Joined Audit Division, Chuo Audit Corporation Aug 1993 Certified Public Accountant (current) Oct 1994 Certified Tax Accountant (current) Nov 1994 Opened Sunaga Certified Public Accountant Office; Office Head (current) Nov 1996 Established Marunouchi Business Consulting Inc.; Representative Director (current) Jan 2012 Established Marunouchi Business Consulting Tax Corporation; Representative Partner (current) Jun 2017 Representative Partner, Marunouchi Audit Corporation (current) Jun 2020 Outside Director (Audit and Supervisory Committee Member), USHIO INC. (current); Outside Director (Audit and Supervisory Committee Member), Yomeishu Seizo Co., Ltd. (current) Jun 2021 Outside Audit & Supervisory Board Member, Prima Meat Packers, Ltd. (current) Jun 2022 Outside Director, KYB Corporation (currently Kayaba Corporation) (current) Mar 2023 Outside Audit & Supervisory Board Member, Lion Corporation (current)