Apr 2000 Joined Nagoya Nanzan Co., Ltd. Mar 2008 Started sole proprietorship Dec 2009 Established the Company; assumed office as Representative Director, President (current)

Dec 2009 Joined the Company Feb 2018 Assumed office as Senior Managing Director, General Manager of Business Division of the Company (current)

Sep 2006 Joined Takasaki Yuichi Tax Accountant Office Sep 2015 Registered as Certified Tax Accountant Dec 2018 Joined the Company; assumed office as General Manager of Administration Department Sep 2019 Assumed office as Director, General Manager of Administration Department of the Company Feb 2026 Assumed office as Managing Director, General Manager of Administration Department of the Company

Apr 1985 Joined Goshi Kaisha Kato Seisakusho Dec 1994 Assumed office as Representative Director, Sanki Kogyo Co., Ltd. (current) Sep 1997 Assumed office as Senior Managing Director, App Engineering Co., Ltd. (current) Feb 2009 Assumed office as Representative Partner, Goshi Kaisha Kato Seisakusho (current) Apr 2013 Assumed office as Director, PT. GMSI (current) Dec 2019 Assumed office as Representative Director, Shingi Kogyo Co., Ltd. Dec 2019 Assumed office as Representative Director, Shingi Kiko Ltd. (merged into Shingi Kogyo Co., Ltd. in Aug 2022) Feb 2022 Assumed office as Director of the Company Aug 2025 Assumed office as Director, NS Engineering Co., Ltd. (current) Feb 2026 Assumed office as Director, Audit and Supervisory Committee Member of the Company

Feb 2013 Registered as Attorney-at-Law; opened Leaders Law Office (current) Jun 2015 Assumed office as Audit & Supervisory Board Member, MG Home Co., Ltd. (now AMG Holdings Co., Ltd.) Apr 2016 Concurrently serving as Practicing Faculty Member, Professional Program in Law, Graduate School of Law, Aichi University (current) Apr 2017 Registered as Certified Management Consultant Jun 2019 Assumed office as Audit & Supervisory Board Member of the Company Apr 2021 Assumed office as Outside Director, Audit and Supervisory Committee Member, AMG Holdings Co., Ltd. Sep 2022 Assumed office as Director, Audit and Supervisory Committee Member of the Company (current) Jun 2024 Assumed office as Outside Director, Trust Co., Ltd. (current) Apr 2025 Assumed office as Director, Seiryu Power Energy Co., Ltd. (current)

Apr 2002 Joined Jenne Co., Ltd. (now ABC Cooking Studio Co., Ltd.) Oct 2002 Registered as Registered Dietitian Jun 2003 Joined Imamura Clinic Apr 2018 Registered as Certified Management Consultant Aug 2018 Registered as Certified Social Insurance and Labor Consultant Nov 2018 Opened Yokoi Consulting Office (current) Jun 2020 Assumed office as Audit & Supervisory Board Member of the Company Sep 2022 Assumed office as Director, Audit and Supervisory Committee Member of the Company (current)