Apr 1990 Joined the Company Jun 1997 Director, General Manager, Sales Department, Sales Division Jun 1998 Director, Head of Nagoya Branch, Sales Division Oct 1999 Director, General Manager, Eastern Sales Department, Sales Division Jun 2004 Director and Executive Officer; Head of Eastern Sales Group Jun 2006 Director and Executive Officer; General Manager, Sales Division and Head of Nagoya Branch Apr 2007 Director and Executive Officer; General Manager, Sales Division, Head of Nagoya Branch and General Manager, Planning & Management Office Jun 2007 Director and Executive Officer; in charge of Administration Division and General Manager, Planning & Management Office Jun 2008 Managing Director; in charge of Planning & Management Office, Production Division and Construction Division Jun 2010 Representative Director, President; in charge of Internal Audit Office Jun 2020 Representative Director, President; in charge of Sales Division and Internal Audit Office Apr 2023 Representative Director, President; in charge of Office of the President, Internal Audit Office and Sales Division Jun 2023 Representative Director, President; in charge of Office of the President and Internal Audit Office Apr 2024 Representative Director, President; in charge of Internal Audit Office (current) Jun 2024 Outside Director (part-time), TOENEC Co., Ltd. (current)

May 2012 Director, Takigami Construction Industry Co., Ltd. Apr 2015 Joined the Company; Executive Officer, General Manager, Maintenance Division Jun 2016 Director and Executive Officer; General Manager, Maintenance Division and in charge of Construction Division Jun 2018 Director and Managing Executive Officer; General Manager, Maintenance Division and in charge of Construction Division Apr 2019 Director and Managing Executive Officer; Assistant to the President, Compliance General Manager and General Manager, Maintenance Division Apr 2022 Director and Managing Executive Officer; Assistant to the President, Compliance General Manager, General Manager, Maintenance Division and in charge of Construction Division Apr 2023 Director and Managing Executive Officer; Assistant to the President, Compliance General Manager, in charge of Construction Division and Quality Control Office, General Manager, Maintenance Division Apr 2024 Director and Managing Executive Officer; Assistant to the President, Compliance General Manager, in charge of Quality Control Office, General Manager, Bridge Infrastructure Division Jun 2024 Director and Managing Executive Officer; Assistant to the President, Compliance General Manager, in charge of Quality Control Office and Safety & Environment Management Office, General Manager, Bridge Infrastructure Division (current)

Apr 2009 Joined the Company Apr 2010 General Manager, General Affairs Group, Administration Division Mar 2012 Deputy General Manager, Administration Division and Head of General Affairs Group Apr 2013 Executive Officer; General Manager, Administration Division Apr 2015 Executive Officer; General Manager, Administration Division and Leader, Procurement Group, Production Division Jun 2015 Director and Executive Officer; General Manager, Administration Division and Leader, Procurement Group, Production Division Apr 2017 Director and Executive Officer; General Manager, Administration Division Apr 2019 Director and Managing Executive Officer; General Manager, Steel Structures Division Apr 2023 Director and Managing Executive Officer; in charge of Safety & Environment Management Office, General Manager, Steel Structures Division Apr 2024 Director and Managing Executive Officer; General Manager, Steel Structures Division and Head of Procurement Office Apr 2025 Director and Managing Executive Officer; in charge of Procurement Office, General Manager, Steel Structures Division (current)

Apr 1986 Joined the Company Jun 2007 General Manager, Quality Control Office Apr 2009 Group Leader, Production Control Group Jul 2009 Senior Manager, Production Group, Production Division Apr 2010 Group Leader, Design Group, Production Division May 2013 Deputy General Manager, Production Division and Leader, Design Group Apr 2015 Executive Officer; General Manager, Production Division Apr 2017 Executive Officer; General Manager, Production Division and Plant Manager Apr 2018 Executive Officer; General Manager, Steel Structures Production Division Jun 2018 Director and Executive Officer; General Manager, Steel Structures Production Division Apr 2019 Director and Executive Officer; General Manager, Construction Division Apr 2022 Director and Executive Officer; General Manager, Engineering Division Apr 2024 Director and Executive Officer; General Manager, Technical Division, Bridge Infrastructure Division (current)

Oct 2018 Joined the Company; Deputy General Manager, Administration Division Apr 2019 General Manager, Administration Division Apr 2020 Executive Officer; General Manager, Administration Division Jun 2021 Director and Executive Officer; General Manager, Administration Division Apr 2023 Director and Executive Officer; General Manager, Business Creation Division and Administration Division Apr 2024 Director and Executive Officer; General Manager, Office of the President, Business Creation Division and Administration Division Jun 2024 Director and Executive Officer; in charge of Administration Division, General Manager, Office of the President and Business Creation Division Jun 2026 Director and Executive Officer; General Manager, Office of the President and Business Creation Division (current)

Apr 1986 Joined Takigami Construction Industry Co., Ltd. Nov 2005 Transferred to the Company; Assistant Manager, Construction Team, Construction Group, Construction Division Oct 2014 Leader, Maintenance Group, Team Leader, Maintenance Team 1 and Team Leader, Construction Team, Construction Group, Construction Division Apr 2020 Deputy General Manager, Maintenance Division, Leader, Maintenance Group and Leader, Maintenance Team Apr 2021 Executive Officer; Deputy General Manager, Maintenance Division and Leader, Maintenance Group Apr 2024 Executive Officer; General Manager, Maintenance Division, Bridge Infrastructure Division Jun 2024 Director and Executive Officer; General Manager, Maintenance Division, Bridge Infrastructure Division Apr 2025 Director and Executive Officer; Deputy General Manager, Bridge Infrastructure Division and General Manager, Maintenance Division (current)

Feb 1993 Joined the Company Apr 2011 Group Leader, Nagoya Sales Department, Sales Division and Manager, Maintenance Sales Office Apr 2014 Deputy General Manager, Sales Division and General Manager, Tokyo Branch Mar 2017 Seconded to Takigami Kosakusho Co., Ltd. Apr 2020 Deputy General Manager, Steel Structures Division Apr 2022 Executive Officer; Deputy General Manager, Steel Structures Division Jan 2024 Executive Officer; Deputy General Manager, Steel Structures Division and General Manager, Tokyo Branch, Sales Division, Bridge Infrastructure Division Apr 2024 Executive Officer; Deputy General Manager, Steel Structures Division Apr 2026 Executive Officer; General Manager, Sales Division, Bridge Infrastructure Division Jun 2026 Director and Executive Officer; General Manager, Sales Division, Bridge Infrastructure Division (current)

Apr 1994 Joined the Company Jul 2005 Leader, Technical Design Group, Production Division and Leader, Development Team; in charge of Internal Audit Office Jul 2011 Deputy General Manager, Planning & Management Office and Leader, Technology Development Group Apr 2014 Executive Officer; General Manager, Planning & Management Office Jun 2016 Director and Executive Officer; General Manager, Planning & Management Office and in charge of New Business Development Office Apr 2019 Director and Executive Officer; General Manager, Planning & Management Office, in charge of Administration Division and New Business Development Office Apr 2020 Director and Executive Officer; in charge of Administration Division and General Manager, Technical Division Jun 2022 Senior Technical Advisor Jun 2024 Full-time Director, Audit and Supervisory Committee Member (current)

Sep 2015 Director, UW Holdings Co., Ltd. Jun 2017 Part-time Audit & Supervisory Board Member, Washino Kiki Co., Ltd. (current) Jun 2017 Part-time Audit & Supervisory Board Member, UW Holdings Co., Ltd. (current) May 2026 Joined the Company Jun 2026 Director and Executive Officer; General Manager, Administration Division (current)

Feb 1988 Deputy Manager, New York Branch, The Mitsubishi Bank, Ltd. (currently MUFG Bank, Ltd.) Jan 1997 Deputy General Manager, Personnel Department, the same bank Jul 2004 Seconded to Mitsubishi Tokyo Financial Group, Inc.; General Manager, General Planning Office (special assignment) Jan 2006 General Manager, Credit Planning Department, the same company Jun 2006 Executive Officer, the same company May 2010 Managing Executive Officer, the same company Jun 2013 Representative Director, Vice President, Mitsubishi UFJ Securities Holdings Co., Ltd. Jun 2018 Chairman, Director, Mitsubishi UFJ NICOS Co., Ltd. Jun 2023 Senior Advisor, the same company (current) Jun 2023 Outside Audit & Supervisory Board Member, Sintokogio, Ltd. (current) Jun 2023 Director, Audit and Supervisory Committee Member, the Company (current)

Jul 1999 Manager, Distribution Section, Nagoya Branch Sales Department, Chubu Electric Power Co., Inc. Jul 2005 Group Leader, Planning Group, Distribution Department, Sales Division, the same company Jul 2006 General Manager, Sales Department, Mie Branch, the same company Jul 2009 Director, Energy Application Research Institute, the same company Jul 2011 Executive Officer; Branch Manager, Okazaki Branch, and attached to Distribution Division, the same company Jul 2014 Special Advisor, the same company; Managing Executive Officer, Chubu Telecommunications Co., Inc. Jun 2017 Representative Director, President, Tokai Concrete Industry Co., Ltd. Apr 2020 Representative Director, President, Chuden Bosai Co., Ltd. Jun 2023 Director, Audit and Supervisory Committee Member, the Company (current)