Apr 2003 Joined Tokyo Broadcasting System, Inc. Mar 2007 Joined the Company Mar 2008 Manager, Accounting Administration Section, Accounting Department, the Company Mar 2009 Deputy General Manager, Pile Sales Division, the Company May 2009 Director and Executive Officer, Deputy General Manager, Pile Sales Division, the Company Mar 2011 Director and Executive Officer, General Manager, Administration Division, the Company May 2011 Director and Managing Executive Officer, General Manager, Administration Division, the Company May 2011 Representative Director, President, Nihon Segment Kogyo Co., Ltd. May 2013 Representative Director, Executive Vice President, the Company May 2015 Representative Director, President, the Company (current) Mar 2023 Representative Director, President, Tosho Co., Ltd. (current)

Apr 1994 Joined the Company Mar 2004 General Manager, Development Sales Department, Pile Sales Division, the Company Feb 2009 Deputy General Manager, Pile Sales Division, the Company Jun 2013 Executive Officer, General Manager, Pile Sales Division, the Company May 2015 Director and Executive Officer, General Manager, Pile Sales Division, the Company Mar 2019 Managing Director, General Manager, Pile Sales Division, the Company (current)

Mar 1986 Joined the Company Mar 2007 Deputy General Manager, General Affairs Department, the Company Mar 2009 General Manager, General Affairs Department, the Company Jun 2013 Executive Officer, General Manager, Administration Division, the Company May 2015 Director and Executive Officer, General Manager, Administration Division, the Company Mar 2020 Director, General Manager, Administration Division, the Company (current)

Apr 1998 Joined the Company Mar 2007 Deputy General Manager, Engineering Department, the Company Mar 2011 General Manager, Engineering Department, the Company Jun 2017 Executive Officer, General Manager, Engineering Department, the Company May 2022 Director, General Manager, Engineering Department, the Company (current)

May 1988 Joined the Company Mar 2004 Section Manager, Production Section, Tokyo Plant, the Company Mar 2009 Deputy General Manager, Development Sales Department, the Company Mar 2015 General Manager, Development Sales Department, the Company Mar 2020 Executive Officer, Deputy General Manager, Pile Sales Division (in charge of Pile Sales Department and Development Sales Department), the Company Mar 2022 Executive Officer, Plant Manager, Tokyo Plant, the Company Mar 2022 Representative Director, President, Toyo Asano Co., Ltd. Tokyo Plant (now TA Pile Manufacturing Co., Ltd.) (current) May 2022 Director, Plant Manager, Tokyo Plant, the Company (current)

Mar 1993 Joined the Company Jun 2009 Office Manager, Kanagawa Sales Office, the Company Mar 2017 General Manager, Construction Department, the Company Mar 2020 Executive Officer, Deputy General Manager, Pile Sales Division (in charge of Construction Department), the Company Mar 2022 Executive Officer, General Manager, Construction Department, the Company May 2022 Director, General Manager, Construction Department, the Company (current)

Oct 2003 Registered as attorney-at-law; joined Ginza Seiwa Law Office (current) May 2024 Director (Audit and Supervisory Committee Member), the Company (current)

Apr 1976 Joined Shizuoka Bank, Ltd. Oct 2002 General Manager, Shimoda Branch, Shizuoka Bank, Ltd. Apr 2005 General Manager, Sales Promotion Department, Eastern Company, Shizuoka Bank, Ltd. Jan 2010 Director, Managing Executive Officer, General Manager, Administration Division, Shizugin Lease Co., Ltd. Jun 2015 Advisor, Administration Division, the Company Jun 2016 General Manager, Internal Audit Office, the Company May 2025 Director (Full-time Audit and Supervisory Committee Member), the Company (current)

Apr 1995 Joined Asahi Audit Corporation (now Azusa Audit LLC) Apr 1998 Registered as Certified Public Accountant Aug 2001 Opened Katsumata CPA Office (current) May 2019 Director (Audit and Supervisory Committee Member), the Company (current)

Apr 1983 Joined National Police Agency Aug 2009 Chief, Kagoshima Prefectural Police Headquarters Aug 2015 Chief, Aichi Prefectural Police Headquarters Aug 2017 Director-General, Traffic Bureau, National Police Agency Jun 2019 Director, Nihon Gear Kogyo Co., Ltd. Jan 2020 Executive Senior Advisor, Dentsu Inc. May 2021 Director (Audit and Supervisory Committee Member), the Company (current) Dec 2022 Special Advisor, Nihon Game Card Co., Ltd. Jun 2023 Managing Director, Prepaid System Association (General Incorporated Association) (current)

Apr 1989 Joined Onoda Cement Co., Ltd. (now Taiheiyo Cement Corporation) Apr 2015 Team Leader, Special Demand Project Team, Sales Department, Cement Business Division, Taiheiyo Cement Corporation Apr 2017 Group Leader, Sales Promotion Group, Sales Department, Cement Business Division, Taiheiyo Cement Corporation Apr 2019 General Manager, Kyushu Branch, Taiheiyo Cement Corporation Apr 2022 General Manager, Chubu-Hokuriku Branch, Taiheiyo Cement Corporation Apr 2023 Executive Officer, General Manager, Chubu-Hokuriku Branch, Taiheiyo Cement Corporation Apr 2024 Executive Officer, General Manager, Sales Department, Cement Business Division, Taiheiyo Cement Corporation (current) May 2024 Director (Audit and Supervisory Committee Member), the Company (current)