Jul 1982 Joined the Company Apr 1989 Appointed Managing Director Apr 1997 Appointed Senior Managing Director Mar 2004 Appointed Representative Director, President Apr 2011 Head of Development Division; in charge of overseas affairs Apr 2013 General Manager, Research Department Oct 2016 Appointed Director (in charge of Research) Apr 2017 Appointed Director; General Manager, Development Department No. 1 Jan 2019 Appointed Representative Director, President (in charge of Technology Division) Apr 2019 Representative Director, President; General Manager, Technology Division Apr 2021 Representative Director, President; General Manager, Technology Division and Administration Division Apr 2023 Representative Director, President; General Manager, New Business Division Apr 2025 Representative Director, President; Director, Product Development Research Institute Apr 2026 Chairman and Director (current)

Jul 1982 Joined the Company Apr 1989 Appointed Managing Director Apr 2008 General Manager, Product Planning Department Apr 2009 General Manager, Sales Division Jun 2010 Appointed Senior Managing Director Apr 2011 General Manager, New Market Development Department Oct 2015 In charge of Development Oct 2016 Appointed Director (in charge of Development) Apr 2017 Appointed Director; General Manager, Development Department No. 2 Jan 2019 Appointed Vice President, Director (in charge of Administration Division) Apr 2019 Vice President, Director; General Manager, Sales Division and Administration Division Apr 2021 Vice President, Director; General Manager, Sales Division Apr 2024 Appointed Vice President, Director (in charge of Management Planning) Apr 2025 Vice President, Director; General Manager, Management Administration Division Apr 2026 Representative Director, President (current)

Apr 1991 Joined Azsa LLC (formerly Arthur Andersen Certified Public Accountants Joint Office) Mar 1994 Registered as Certified Public Accountant Apr 1996 Transferred to Asahi Arthur Andersen Co., Ltd. (now PwC Consulting LLC) Jul 2001 Participated in establishment of AtStream Consulting Co., Ltd. (now AtStream Co., Ltd.); appointed Director Jun 2006 Appointed Outside Statutory Auditor of the Company Oct 2010 Appointed Outside Statutory Auditor, Mirait Holdings Corporation (now Mirait One Corporation) Jul 2013 Appointed Representative Director, AtStream Co., Ltd. (current) Jun 2016 Appointed Outside Director of the Company (current) Jun 2022 Appointed Outside Statutory Auditor, Asanuma Corporation (current) Jul 2022 Appointed Chairman, AtStream Partners LLP (current)

Feb 2001 Associate Professor, Department of Anesthesiology and Resuscitology, Tottori University Faculty of Medicine Dec 2005 Professor, Department of Anesthesiology and Critical Care Medicine, Tottori University Faculty of Medicine Apr 2008 Head of Operating Room, Tottori University Hospital Apr 2009 Vice Director, Tottori University Hospital Apr 2016 Director, ME Center and Medical Device Safety Management Officer, Tottori University Hospital Apr 2021 Professor, Department of Anesthesiology and Critical Care Medicine, International University of Health and Welfare School of Medicine Jun 2021 Appointed Outside Director of the Company (current) Apr 2022 Medical Device Safety Management Officer and Chief, Department of Anesthesiology and Critical Care Medicine, International University of Health and Welfare Narita Hospital Apr 2023 Special Appointed Professor (Anesthesiology and Pain Clinic), Nippon Medical School (current) May 2024

Apr 2003 Joined the Company Apr 2016 Head of Device Research Laboratory Apr 2017 Deputy General Manager, Development Department No. 1 Apr 2019 General Manager, Development Department, Technology Division Apr 2023 General Manager, Administration Division Apr 2025 General Manager, Technology Division (current)

Apr 1995 Joined the Company Apr 2008 General Manager, Tokyo Branch Apr 2015 General Manager, Hiroshima Branch Apr 2019 Deputy Chief Manager, Equipment Business, Sales Division Apr 2020 General Manager, Equipment Sales Department, Sales Division Apr 2024 General Manager, Sales Division (current)

Apr 2003 Joined The Tokyo-Mitsubishi Bank, Ltd. (now MUFG Bank, Ltd.) Apr 2004 Joined MISUMI Corporation May 2012 Joined J.I.N. Co., Ltd. (now JINS Holdings Inc.) Jun 2015 Joined GMO Payment Gateway, Inc. Feb 2017 Joined Seiyu LLC Oct 2018 Joined wondertrunk & co., Inc. May 2022 Established KUROJIKA Inc.; appointed Representative Director (current)

Apr 1984 Joined Sogo Co., Ltd. Sep 2001 Joined the Company Apr 2004 General Manager, Administration Division Apr 2006 General Manager, Finance and Accounting Department Apr 2009 Deputy General Manager, Production Management, Product Business Division Oct 2015 General Manager, Administration Department Jun 2021 Appointed Full-time Statutory Auditor (current)

Apr 1998 Registered with Osaka Bar Association; joined Chuo Sogo Law Office, LPC Oct 2004 Partner Attorney, Chuo Sogo Law Office (current) Jun 2019 Appointed Outside Statutory Auditor, Soga Co., Ltd. (current) Jun 2020 Appointed Outside Statutory Auditor of the Company (current) May 2021 Appointed Outside Statutory Auditor, Tanan Construction Co., Ltd. (current)

Apr 1984 Joined Shin Cosmos Electric Co., Ltd. Mar 1992 Established C.A.T. LLC; appointed Representative Director Apr 1997 Established C.A.T. Co., Ltd.; appointed Representative Director Mar 2014 Merged with KCS Data Co., Ltd. to form KCS Solutions Co., Ltd.; appointed Representative Director Jun 2018 Advisor, KCS Solutions Co., Ltd. Apr 2019 Senior Management Consultant (part-time), Tenjinbashi Tax Corporation Jun 2019 Appointed Outside Director (Audit Committee Member), Higashi Twenty One Co., Ltd. (now Higashi Holdings Inc.) (current) Jun 2020 Appointed Outside Statutory Auditor of the Company (current) Feb 2022 Appointed Outside Statutory Auditor, Silicon Studio Corporation (current) Jun 2022 Appointed Outside Director (Audit and Supervisory Committee Member), Create Corporation (current)