Jul 1977 Company founded; Representative Director, President Aug 1998 Established Shanghai Sanki Building Equipment Maintenance Co., Ltd.; Chairman of the Board Jun 2020 Director, Chairman Jan 2021 Representative Director, Chairman (current) Aug 2025 Director, Shanghai Sanki Building Equipment Maintenance Co., Ltd. (current)

Apr 1993 Joined the Company Oct 2001 General Manager, Sales Department, Tokyo Business Development Division Apr 2002 Manager, Technical Management Office, Tokyo Business Development Division Apr 2005 Head of Call Center Jun 2008 Executive Officer, Head of Call Center Apr 2010 Executive Officer, General Manager, Tokyo Service Department Mar 2012 General Manager, Shanghai Sanki Building Equipment Maintenance Co., Ltd. Sep 2012 Director, Shanghai Sanki Building Equipment Maintenance Co., Ltd. Jun 2015 Executive Officer, Head of Total Maintenance Division Aug 2015 Director, Head of Total Maintenance Division Jun 2017 Director, Head of Maintenance Division Jun 2019 Director, Head of Business Division Aug 2020 Senior Director, Future Project Office Jan 2021 Managing Executive Officer, Head of Business Division Aug 2021 Director, Managing Executive Officer, Head of Business Division Jun 2022 Director, Shanghai Sanki Building Equipment Maintenance Co., Ltd. (current) Aug 2024 Director and Vice President, Head of Business Division (current)

Apr 1999 Joined Kogin Lease Co., Ltd. (now Mizuho Leasing Company, Limited, Mizuho Financial Group) Mar 2015 Joined Leans Group; Director, General Manager of Finance Department, General Manager of Human Resources and General Affairs Department, and General Manager of Corporate Planning Office Aug 2019 Joined the Company; General Manager, General Affairs and Human Resources Department Jun 2020 Executive Officer, General Manager, Human Resources Strategy Department; Audit & Supervisory Board Member, Shanghai Sanki Building Equipment Maintenance Co., Ltd. (current) Jun 2022 Managing Executive Officer, General Manager, Management Administration Division and Human Resources Strategy Department Aug 2022 Director, Managing Executive Officer, General Manager, Management Administration Division and Human Resources Strategy Department Feb 2024 Director, Managing Executive Officer, General Manager, Management Administration Division, Human Resources Strategy Department and Accounting and Finance Department Aug 2024 Senior Managing Director, General Manager, Management Administration Division, Human Resources Strategy Department and Accounting and Finance Department Jun 2025 Senior Managing Director, General Manager, Management Administration Division, Human Resources Strategy Department and Legal Department (current) Dec 2025 Director, Sanki Next Repair Co., Ltd. (current)

Apr 1972 Joined Nikken Sekkei Civil Engineering Ltd. (now Nikken Sekkei Ltd.), Civil Engineering Design Office May 1989 General Manager, Survey Department, Civil Engineering Office, Nikken Sekkei Civil Engineering Ltd. Apr 1991 General Manager, Design Department, Civil Engineering Office Apr 1995 General Manager, Operations Department, Civil Engineering Office Oct 1999 General Manager, Tokyo Business Development Department, Head Office Mar 2004 Representative Director, President, Nikken Sekkei Civil Engineering Ltd. Apr 2005 Senior Executive Officer, Nikken Sekkei Ltd. Jan 2006 Managing Director, Nikken Sekkei Research Institute Ltd. Jan 2011 Advisor, Nikken Sekkei Ltd. Jan 2018 Senior Advisor, Urban Building Certification Center Co., Ltd. Jul 2020 Director, Urban Building Certification Center Co., Ltd. Jan 2023 Special Advisor, Nikken Sekkei Research Institute Ltd. Aug 2023 Director of the Company (current)

Apr 1978 Joined Fuji Electric Instrumentation Co., Ltd. Apr 1983 Joined Bell System 24, Inc. Jun 1987 Joined Moshimo Hotline Inc. (now Altius Link Inc.); General Manager, Operations Department Jun 1991 General Manager, Training Department Jun 1993 General Manager, Planning and Sales Promotion Department Jun 1996 General Manager, Planning and Sales Promotion Department and General Manager, Training Department Jun 1999 Director, Moshimo Hotline Inc. Jun 2004 Director, Executive Officer, Moshimo Hotline Inc. Jun 2008 Director, Senior Executive Officer, Moshimo Hotline Inc. Aug 2009 Representative Director, J-Sol Co., Ltd. (current) Aug 2023 Director of the Company (current)

May 2006 Joined RK Corporation Co., Ltd. May 2008 Joined Grand Clair Co., Ltd. Mar 2010 Assistant Store Manager, Revi Crie Ikebukuro, Grand Clair Co., Ltd. May 2011 Opened beauty salon One's Diamond Sep 2017 Joined the Company (current) Jul 2023 Head of Roppongi Area, Shinseikai Women Business Owners Community (current)

Apr 1982 Joined Sanwa Bank, Ltd. (now MUFG Bank, Ltd.) Jan 2002 Branch Manager, Shin-Osaka Station Branch, and General Manager, Corporate Sales Department, MUFG Bank Apr 2005 Branch Manager, Kyoto Station Branch, and General Manager, Corporate Sales Department, MUFG Bank Jul 2007 General Manager, Retail Human Resources Department, MUFG Bank Feb 2010 General Manager, Osaka Sales Department, MUFG Bank Jun 2012 Joined Toyo Carmax Co., Ltd.; Manager, Petroleum Sales Department No. 2 Jun 2013 Executive Officer, Petroleum Sales Department No. 2, Toyo Carmax Co., Ltd. Jun 2016 Managing Director, General Manager, General Affairs and General Manager, Accounting, Toyo Carmax Co., Ltd. Jun 2019 Senior Managing Director, in charge of General Affairs, Accounting and Systems, Toyo Carmax Co., Ltd. May 2020 Trustee, Momoyama Gakuin School Corporation (current) Jul 2022 Joined the Company; Manager, Management Administration Division Aug 2022 Audit & Supervisory Board Member of the Company (current)

Apr 1980 Joined Nikko Securities Co., Ltd. (now SMBC Nikko Securities Inc.) Sep 1985 Joined Akamatsu Tax Accountant Office Sep 1988 Joined Nakayama Tax Accountant Office Apr 1992 Established Kitaoka Tax Accountant Office; Head (current) Aug 2007 Audit & Supervisory Board Member of the Company (current)

Oct 2002 Registered as attorney-at-law Nov 2006 Head, Tatsuno Himawari Fund Law Office Mar 2011 Head, Tatsuno Law Office (current) Apr 2015 Vice President, Hyogo Bar Association Aug 2015 Audit & Supervisory Board Member of the Company (current) Jun 2023 Director (Audit and Supervisory Committee Member), Kawase Computer Supplies Co., Ltd. (current)