Apr 1964 Joined Marubeni Iida Co., Ltd. (now Marubeni Corporation) Apr 1986 General Manager, Planning & Coordination Office, Ship Department II, Marubeni Corporation Jan 1987 Joined the Company as Special Advisor Jun 1987 Director, Executive Vice President Jun 1988 Representative Director, President Jun 2001 Director, Hakodate Dock Co., Ltd. Mar 2008 Director, Chairman, Hakodate Dock Co., Ltd. (current) Apr 2010 Representative Director, Chairman and President Apr 2011 Representative Director, Chairman (current) Oct 2014 Representative Director, Chairman, Sasebo Heavy Industries Co., Ltd. Jun 2023 Director, Chairman, Sasebo Heavy Industries Co., Ltd. (current)

Apr 1997 Joined the Company Apr 2004 General Manager, Management Administration Department, Management Operations Division Jun 2005 Director and Executive Officer, General Manager, Management Administration Department, Management Operations Division Apr 2006 Director and Executive Officer, Deputy General Manager, Management Operations Division Oct 2006 Director and Executive Officer, General Manager, Management Operations Division Apr 2007 Director and Managing Executive Officer, General Manager, Management Operations Division Apr 2008 Director and Senior Managing Executive Officer, General Manager, Management Operations Division Jun 2008 Corporate Auditor, Hakodate Dock Co., Ltd. Oct 2009 Director and Senior Managing Executive Officer, in charge of Management Operations Division and Production Operations Division Apr 2010 Representative Director, Executive Vice President, Assistant to President, in charge of Management Operations Division and Production Operations Division Apr 2011 Representative Director, President (current) Oct 2014 Representative Director, President, Sasebo Heavy Industries Co., Ltd. (current) Jun 2016 Director, Hakodate Dock Co., Ltd. Jun 2024 Representative Director, Hakodate Dock Co., Ltd. (current)

Apr 1982 Joined Marubeni Corporation Apr 2006 General Manager, Ship Department, Marubeni Corporation Apr 2011 President, Marubeni Taiwan Co., Ltd. Apr 2015 Joined the Company as Executive Officer (treated as such), Deputy General Manager, Sales Division, Ship & Offshore Business Division Apr 2016 Executive Officer, Deputy General Manager, Sales Division, Ship & Offshore Business Division Apr 2018 Executive Officer, General Manager, Sales Division, Ship & Offshore Business Division Jun 2018 Director and Executive Officer, General Manager, Sales Division, Ship & Offshore Business Division, General Manager, Tokyo Office Apr 2019 Director and Managing Executive Officer, Deputy General Manager, Ship & Offshore Business Division, General Manager, Sales Division Apr 2020 Director and Senior Managing Executive Officer, Deputy General Manager, Ship & Offshore Business Division, General Manager, Sales Division Apr 2022 Director and Senior Managing Executive Officer, Assistant to Group New Shipbuilding Business Supervisor (in charge of sales) Jun 2022 Representative Director, Senior Managing Executive Officer, Assistant to President (General), in charge of New Shipbuilding Sales for the Group; Director, Sasebo Heavy Industries Co., Ltd. (current) Apr 2023 Representative Director, Senior Managing Executive Officer, Assistant to President (General), in charge of New Shipbuilding Sales for the Group and Steel Structures Division (current)

Apr 1993 Joined the Company Apr 2015 General Manager, Outfitting Design Department, Design Division, Ship & Offshore Business Division Apr 2018 General Manager, Design Division, Ship & Offshore Business Division Apr 2019 Executive Officer, General Manager, Design Division, Ship & Offshore Business Division Apr 2021 Executive Officer, Deputy General Manager, Ship & Offshore Business Division, General Manager, Design Division Apr 2022 Managing Executive Officer, General Manager, Ship & Offshore Business Division Jun 2022 Director and Managing Executive Officer, General Manager, Ship & Offshore Business Division; Director, Hakodate Dock Co., Ltd. (current) Jun 2023 Director and Managing Executive Officer, General Manager, Ship & Offshore Business Division, in charge of Production Operations Division Apr 2025 Director and Senior Managing Executive Officer, General Manager, Ship & Offshore Business Division, in charge of Production Operations Division (current)

Apr 1994 Joined the Company Apr 2013 General Manager, Management Administration Department, Management Operations Division Apr 2017 General Manager, Planning Department, Management Operations Division Apr 2020 Acting General Manager, Management Operations Division, General Manager, Planning Department, General Manager, Tokyo Office Jun 2020 Corporate Auditor, Sasebo Heavy Industries Co., Ltd. (current); Corporate Auditor, Hakodate Dock Co., Ltd. (current) Jul 2020 Executive Officer, General Manager, Management Operations Division, General Manager, Planning Department, General Manager, Tokyo Office Jun 2021 Director and Executive Officer, General Manager, Management Operations Division, General Manager, Planning Department, General Manager, Tokyo Office Jul 2021 Director and Executive Officer, General Manager, Management Operations Division, General Manager, Tokyo Office Apr 2022 Director and Managing Executive Officer, General Manager, Management Operations Division, General Manager, Tokyo Office (current)

Feb 1991 Joined the Company Oct 2007 General Manager, Business Department, Sales Division, Ship & Offshore Business Division Apr 2016 General Manager, Production Control Department, Ship & Offshore Business Division Apr 2019 Executive Officer, Deputy General Manager, Production Operations Division Oct 2019 Executive Officer, General Manager, Production Operations Division Jun 2021 Executive Officer attached to Production Operations Division Apr 2022 Deputy General Manager, Internal Audit Office Jun 2022 General Manager, Internal Audit Office Jun 2024 Full-time Corporate Auditor (current)

Nov 1988 Joined the Company Apr 2010 General Manager, General Affairs Department, Management Operations Division Apr 2011 General Manager, Planning Office, Management Operations Division Oct 2012 General Manager, Planning Department, Management Operations Division Apr 2017 General Manager, General Affairs Department, Management Operations Division Apr 2024 Deputy General Manager, Internal Audit Office Jun 2024 General Manager, Internal Audit Office Jun 2026 Full-time Corporate Auditor

Apr 1993 Registered as attorney-at-law (Daiichi Tokyo Bar Association); joined Wada Ryujiro Law Office Apr 2004 Established Tokiwa Partners Law Office (current) Sep 2016 Director (Audit and Supervisory Committee Member), Techno Medica Co., Ltd. Oct 2020 Outside Director, Nissho Kogyo Co., Ltd. Jun 2024 Director, the Company (current) Sep 2024 Outside Corporate Auditor, Nissho Kogyo Co., Ltd. (current) Oct 2024 Outside Director, LIMNO Inc. (current)

Jul 2005 Assistant Professor, Research Center for Spatial Information Sciences, The University of Tokyo Apr 2007 Associate Professor, Research Center for Spatial Information Sciences, The University of Tokyo Apr 2012 Associate Professor, Faculty of Economics, Keio University Apr 2014 Professor, Faculty of Economics, Keio University (current) Jun 2023 Councillor, Japan Housing Research Center Foundation (current) Jun 2025 Director, the Company (current)

Oct 2007 Associate Professor, Faculty of Information Engineering, Okayama Prefectural University Apr 2009 Associate Professor, Graduate School of Science and Engineering, Ehime University Oct 2016 Professor, Graduate School of Science and Engineering, Ehime University Sep 2017 Associate Professor, Faculty of Engineering, Kyushu University Jul 2019 Professor, Faculty of Engineering, Kyushu University (current) Jun 2026 Director, the Company

Sep 1991 Joined Chuo Shinko Audit Corporation Mar 1999 Registered as Certified Public Accountant Apr 1999 Joined Sanwa Research Institute Co., Ltd. (now Mitsubishi UFJ Research & Consulting Co., Ltd.) Apr 2002 Joined Tokyo Hokuto Audit Corporation (now Gyosei & Co.) Jan 2006 Established Oho CPA Office Jun 2011 Outside Corporate Auditor, Ekiwa Co., Ltd. Oct 2016 Partner, Gyosei & Co. Jun 2020 Corporate Auditor, the Company (current) Jun 2022 Outside Director, Euro-Palais Co., Ltd. (current) Jul 2023 Director, Gyosei Consulting Co., Ltd. Jun 2024 Outside Corporate Auditor, Keyence Corporation (current) Mar 2025 Outside Corporate Auditor, Ekiwa Co., Ltd. Oct 2025 Outside Director (Audit and Supervisory Committee Member), Ekiwa Co., Ltd. (current)

Apr 1978 Joined Sanwa Bank, Ltd. (now MUFG Bank, Ltd.) Jun 2007 Executive Officer in charge of Kyushu Area, Bank of Tokyo-Mitsubishi UFJ, Ltd. (now MUFG Bank, Ltd.); Executive Officer in charge of Kyushu Area, Mitsubishi UFJ Financial Group, Inc. May 2010 Executive Officer, Head Office Administration, Bank of Tokyo-Mitsubishi UFJ, Ltd. (now MUFG Bank, Ltd.) Jun 2010 Chairman, Director, Mitsubishi UFJ Factors Limited Jun 2012 President and Representative Director, Taisho Bank, Ltd. (now Tokushima Taisho Bank, Ltd.) Apr 2016 President and Representative Director, Taisho Bank, Ltd. Jun 2016 Senior Managing Director and Representative Director, Tomony Holdings, Inc. Jun 2018 Director and Senior Managing Director, Tomony Holdings, Inc. Jan 2020 Vice Chairman and Representative Director, Tokushima Taisho Bank, Ltd. Jun 2020 Director and Vice Chairman, Tokushima Taisho Bank, Ltd. Jun 2022 Corporate Auditor, the Company (current); Adviser, Tokushima Taisho Bank, Ltd. Jul 2025 Outside Director, Toho Land Co., Ltd. (current)