Mar 1989 Joined the Company Oct 1998 General Manager, Quality Control Department Jun 2001 Director, in charge of Quality Assurance Department and Quality Control Department Sep 2003 Director, in charge of Corporate Planning Department Jul 2004 Director, in charge of Information Systems Department May 2006 Managing Director, in charge of Corporate Planning Department and Information Systems Department May 2006 Chairman, Shanghai Sanso Electric Co., Ltd. (current) Jun 2006 Representative Director, President (current)

Apr 1977 Joined the Company Feb 1996 General Manager, Research Department, Technology Division Jun 2000 Director, in charge of Research and Development Department Jul 2005 Director, in charge of Quality Assurance Department, General-Purpose Pump Sales Department, Tokyo No.1 Sales Department and Tokyo No.2 Sales Department Sep 2007 Vice Chairman, Shanghai Sanso Electric Co., Ltd. Apr 2008 Director, General Manager, Sales Department Apr 2009 Director, in charge of Research and Development Department and Sales Department Jun 2011 Managing Director, in charge of Technology Department and Sales Department Jun 2016 Senior Managing Director, in charge of Technology Department, Sales Department and Production Management Department Jun 2017 Senior Managing Director, in charge of Sales Department, Production Management Department and Manufacturing Department (current)

Jul 2001 Joined the Company Nov 2006 General Manager, Research and Development Department Oct 2009 General Manager, Technology Department Jun 2016 Executive Officer, General Manager, Technology Department Jun 2017 Director, General Manager, Technology Department Jan 2021 Director, Fellow Feb 2022 Director, in charge of Materials Department; Technology Fellow Jun 2023 Director, in charge of Materials Department and Overseas Affiliates; Technology Fellow (current)

Apr 1993 Joined the Company Mar 2013 Deputy General Manager, Technology Department Mar 2016 General Manager, Sales Department Jun 2019 Executive Officer, General Manager, Sales Department Jun 2021 Director, General Manager, Sales Department Jun 2024 Director, General Manager, Production Management Department (current)

Apr 1992 Joined the Company Mar 2010 Deputy General Manager, General Administration Department Mar 2016 General Manager, General Administration Department Jun 2022 Executive Officer, General Manager, General Administration Department Jun 2023 Director, General Manager, General Administration Department Feb 2026 Director, General Manager, General Administration Department, in charge of Information Systems Department (current) Mar 2026 Representative Director, President, Kasai Sanso Electric Co., Ltd. (current)

Apr 1988 Joined the Company Jun 2013 General Manager, Production Management Department Feb 2014 General Manager, Materials Department Jun 2017 General Manager, Shanghai Sanso Electric Co., Ltd. (current) Jun 2022 Executive Officer Jun 2024 Director (current)

Mar 2000 Joined the Company Jul 2012 Deputy General Manager (in charge), Technology Department Mar 2013 Deputy General Manager, Technology Department Jan 2021 Executive Officer, General Manager, Technology Department Jun 2024 Director, General Manager, Technology Department (current)

Jan 1998 Joined Nihon Denshi Zairyo Co., Ltd. Jul 2004 Senior Manager, Accounting, Nihon Denshi Zairyo Co., Ltd. Apr 2008 Deputy General Manager, Administration Division, Nihon Denshi Zairyo Co., Ltd. Jan 2009 President and Director, Gem Shanghai Co. Jun 2009 Director, General Manager, Administration Division, Nihon Denshi Zairyo Co., Ltd. Jun 2015 Director, the Company Jun 2017 Managing Director, Managing Executive Officer, General Manager, Administration Division (in charge of Compliance), Nihon Denshi Zairyo Co., Ltd. Jun 2019 Senior Managing Director, Senior Managing Executive Officer, General Manager, Administration Division (in charge of Compliance), Nihon Denshi Zairyo Co., Ltd. Jun 2021 Director (Audit and Supervisory Committee Member), the Company (current) Jun 2023 Director (Full-time Audit and Supervisory Committee Member), Nihon Denshi Zairyo Co., Ltd. (current)

Jun 1980 Joined Inoue Iron Works Co., Ltd. Jul 1987 Director, Inoue Iron Works Co., Ltd. Aug 2001 Senior Managing Director, Inoue Iron Works Co., Ltd. Dec 2016 Representative Director, Senior Managing Director, Inoue Iron Works Co., Ltd. (current) Jun 2023 Director (Audit and Supervisory Committee Member), the Company (current)

Oct 1993 Joined Asahi Audit Corporation (now Azusa Audit LLC) Dec 2001 Resigned from Asahi Audit Corporation (now Azusa Audit LLC) Jan 2002 Opened Yasuyama Certified Public Accountant Office Sep 2004 Established Nagisa Audit Corporation; Managing Partner (current) Apr 2019 Director, Medical Network Co., Ltd. (current) Oct 2022 Partner, Shimizu Accounting Tax Accountant Corporation (current) Jun 2025 Director (Audit and Supervisory Committee Member), the Company (current)