Apr 1983 Joined the Company Apr 1999 Manager in charge, Second Development Department Apr 2001 Manager in charge, Internet Business Field, SI Division Apr 2006 Deputy General Manager, Development Division; General Manager, Product Business Promotion Department; General Manager, Research and Planning Office Jun 2006 Senior Executive Officer Apr 2012 Deputy General Manager, Development Division; General Manager, Fifth Development Department; General Manager, Research and Planning Office Apr 2016 General Manager, Development Division Jun 2016 Director Apr 2019 Representative Director, President (current) Dec 2022 President, AMSEC, INC. (current) Principal concurrent position: President, AMSEC, INC.

Mar 2008 Joined the Company Oct 2016 General Manager, Accounting Department, Administration Division Jul 2018 Executive Officer Jun 2019 Director, General Manager, Administration Division (current)

Apr 2003 Research Fellow (DC1), Japan Society for the Promotion of Science Apr 2006 Industry-Academia-Government Collaboration Researcher (Project Assistant Professor), Research Center for Advanced Science and Technology, The University of Tokyo Apr 2007 Assistant Professor, Graduate School of Information Science and Technology, The University of Tokyo Apr 2011 Visiting Researcher, Research Center for Advanced Science and Technology, The University of Tokyo; Founded Tenku Co., Ltd. and became its Representative Director, President (current) Apr 2013 Visiting Researcher, Graduate School of Information Science and Technology, The University of Tokyo Oct 2014 Founded Medical Data Card Co., Ltd. and became its Representative Director, President Jun 2017 Outside Director (Audit and Supervisory Committee Member), the Company Apr 2021 Director and CTO, Medical Data Card Co., Ltd. Jun 2025 Outside Director, the Company (current) Principal concurrent position: Representative Director, President, Tenku Co., Ltd.

Apr 1976 Joined the Company Oct 1993 General Manager, Technology Research Department Jun 1998 Executive Officer Apr 1999 General Manager, Second Development Department Apr 2001 General Manager, SI Division Jun 2002 Director Jul 2005 General Manager, Development Division Jun 2006 Director and Vice President Apr 2016 General Manager, Administration Division Apr 2019 Director Jun 2019 Director (Audit and Supervisory Committee Member) (current)

Dec 2007 Registered as attorney-at-law; joined Sagami Sogo Law Office Oct 2012 Established Shizuoka Higashi Law Office; Representative Attorney (current) Apr 2015 Professor, Law School, Shizuoka University Apr 2017 Outside Director, Seiko Sangyo Co., Ltd. (current) Jan 2025 Established Tsutomu Sakaida Tax Accountant Office; Representative Tax Accountant (current) Jun 2025 Outside Director (Audit and Supervisory Committee Member), the Company (current) Principal concurrent positions: Representative Attorney, Shizuoka Higashi Law Office; Outside Director, Seiko Sangyo Co., Ltd.

Apr 1997 Researcher, Human Interface Laboratories, Nippon Telegraph and Telephone Corporation (now NTT, Inc.) Aug 1999 Cooperative Researcher, Research Center for Advanced Science and Technology, The University of Tokyo (Visiting Researcher from Oct 2003) Apr 2005 Project Research Assistant, Intelligent Modeling Laboratory, The University of Tokyo (Project Assistant Professor from Apr 2007) Jun 2010 Special Researcher, Service Engineering Research Center, National Institute of Advanced Industrial Science and Technology Apr 2012 Associate Professor, Faculty of Design, Kyushu University Apr 2020 Part-time Researcher, Faculty of Science and Engineering, Waseda University Jun 2021 Founded zeroinon Inc. and became its Representative Director, President Apr 2025 Director, zeroinon Inc. (current); Professor, Katayanagi Research Institute, Tokyo University of Technology (current); Visiting Professor, Toyama Prefectural University (current) Jun 2025 Outside Director (Audit and Supervisory Committee Member), the Company (current) Principal concurrent positions: Director, zeroinon Inc.; Professor, Katayanagi Research Institute, Tokyo University of Technology