Apr 1965 Joined Nihon Remington Univac Co., Ltd. Apr 1985 Joined the Company Sep 1985 Director, the Company Jun 1988 Managing Director, the Company Mar 1992 Senior Managing Director, the Company Jun 1999 Representative Director, Senior Managing Director, the Company Apr 2000 Representative Director, President, the Company Oct 2001 Representative Director, President, Argo System Support Co., Ltd. Dec 2002 Representative Director, President, Argo Business Service Co., Ltd. Dec 2004 Representative Director, Chairman, PLM Japan Co., Ltd. Jul 2006 Representative Director, Chairman, HPC Solutions Co., Ltd. (current) Jun 2007 Representative Director, Chairman (CEO), the Company (current) Sep 2008 Representative Director, Chairman and President, Hulinks Inc. Mar 2011 Representative Director, President, ISS Hokkaido Co., Ltd. Jun 2012 Representative Director, Chairman, Argo Business Service Co., Ltd. Oct 2014 Representative Director, President, AIS Hokkaido Co., Ltd. (current) Jun 2015 Representative Director, Chairman and President, Argo Business Service Co., Ltd. (current) Apr 2016 Representative Director, Chairman, CAD Solutions Co., Ltd. (current) Oct 2017 Representative Director, Chairman, System Planet Co., Ltd. (current) Jul 2022 Representative Director, Chairman, Advanced Technology Co., Ltd. (current) Jun 2023 Representative Director, Chairman, Techsweet Japan Co., Ltd. (current) Jun 2026 Representative Director, Chairman, Hulinks Inc. (current)

Apr 1989 Joined International Business Machines (IBM) Japan, Ltd. Jan 2002 Seconded to the Company Apr 2005 Joined the Company Apr 2010 Executive Officer, the Company Jun 2013 Director and Executive Officer, the Company Apr 2014 Director and Managing Executive Officer, the Company Apr 2015 Director, President and Executive Officer, the Company Jun 2015 Representative Director, President and Executive Officer (COO), the Company (current) Jan 2024 Representative Director, Chairman, Wide Software Design Co., Ltd. (current)

Apr 1984 Joined Hakuto Co., Ltd. Oct 2006 Transferred to Hakuto Information Technology Co., Ltd. Jun 2008 Director, Hakuto Information Technology Co., Ltd. May 2010 Joined the Company Aug 2010 Transferred to Hulinks Inc. Apr 2011 Director, Hulinks Inc. Apr 2014 Executive Officer, the Company Jun 2015 Director and Executive Officer, the Company Jun 2016 Director and Managing Executive Officer, the Company Jun 2022 Director and Senior Managing Executive Officer, the Company (current)

Jun 1986 Joined the Company Jun 1999 Executive Officer, the Company Jun 2005 Director and Executive Officer, the Company Apr 2014 Director and Managing Executive Officer, the Company (current) Oct 2017 Representative Director, President, System Planet Co., Ltd. Jun 2026 Director, System Planet Co., Ltd. (current)

Jul 1980 Research Fellow, Japan Society for the Promotion of Science Oct 1981 Research Associate, National Research Council, NASA Ames Research Center Jan 1984 Research Assistant, Faculty of Engineering, University of Tokyo Apr 1985 Research Official, National Aerospace Laboratory of Japan, Science and Technology Agency Jul 1987 Senior Research Official, National Aerospace Laboratory of Japan Mar 1988 Associate Professor, Institute of Space and Astronautical Science, Ministry of Education Jul 1997 Professor, Institute of Space and Astronautical Science Oct 2003 Professor, Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency Apr 2015 Professor, Faculty of Engineering, Tokyo University of Science Jun 2017 Audit & Supervisory Board Member, the Company Jun 2023 Director, the Company (current) Sep 2023 Visiting Professor, Faculty of Engineering, Tokyo University of Science (current)

Apr 1985 Joined International Business Machines (IBM) Japan, Ltd. Jan 2003 Senior Manager, East Japan Partner Sales Department, IBM Japan Jan 2007 Senior Manager, Dotcom Marketing, IBM Japan Jan 2011 Senior Manager, System Product Marketing, IBM Japan Jul 2012 Senior Manager, Enterprise Marketing, IBM Japan Jan 2016 Executive, Marketing Customer Programs, IBM Japan Apr 2023 Representative Director, K.N.T. Co., Ltd. (current) Jun 2025 Director, the Company (current)

Apr 1977 Joined Akai Electric Co., Ltd. Mar 1986 Joined Dixie Co., Ltd. Aug 1987 Joined the Company Apr 1990 General Manager, Accounting Department, the Company Apr 2014 Joined Hulinks Inc. Jun 2014 Director, Hulinks Inc. Jun 2026 Director and Audit and Supervisory Committee Member, the Company (current)

Apr 1979 Joined Nihon Univac Co., Ltd. Jul 1984 Joined Canon Marketing Japan Inc. Jan 2005 General Manager, IT Services Sales Promotion Division, Canon Marketing Japan Jan 2008 Seconded to Canon System Solutions Inc., General Manager, Second Solution Promotion Center Apr 2011 Executive Officer, General Manager, Product Solutions Business Division, Canon System Solutions Apr 2013 Director and Executive Officer, Canon System Solutions Apr 2015 Director and Senior Executive Officer, Canon System Solutions Apr 2016 Director and Managing Executive Officer, Canon System Solutions Apr 2019 Transferred to Canon Production Printing Systems Inc. as Full-time Audit & Supervisory Board Member Apr 2020 Transferred to Canon System and Support Inc. as Director Sep 2020 Retired as Director, Canon System and Support Inc. Feb 2021 General Manager, Internal Audit Office, D.D.S. Co., Ltd. Jun 2021 Audit & Supervisory Board Member, the Company Jun 2023 Director, Audit and Supervisory Committee Member, the Company (current)

Apr 1982 Joined Ministry of Home Affairs Apr 2000 Director-General, General Affairs Department, Kagawa Prefecture Jan 2003 Director-General, General Affairs Department, Nagasaki Prefecture Apr 2006 Vice Governor, Hiroshima Prefecture Jun 2013 Councillor, Minister's Secretariat, Ministry of Health, Labour and Welfare Jun 2016 Executive Director, Local Government Employees' Workers' Compensation Fund Jul 2017 Principal, Local Government Academy, Ministry of Internal Affairs and Communications Dec 2018 Senior Advisor, Fujitsu Limited Aug 2021 Managing Director, Chiiki Sozo Foundation Jun 2022 Director, the Company Jun 2023 Director, Audit and Supervisory Committee Member, the Company (current) Jul 2023 Chairman, Local Government Bond Association (current)

Apr 1987 Joined Recruit Frompa Co., Ltd. Apr 1995 Joined Computational Fluid Dynamics Research Institute Co., Ltd. Apr 2006 Part-time Lecturer, Faculty of Fine Arts, Tama Art University (current) Dec 2014 Managing Member, Yukisukinokuni LLC (current) Managing Member, Atmosphere Design LLC (current) Jun 2017 Director, the Company Jun 2025 Director, Audit and Supervisory Committee Member, the Company (current)