Apr 1995 Joined Yamaguchi Toyota Motor Co., Ltd. Jan 2002 Launched business at CAR Frontier Yamada Dec 2003 Established the Company; assumed office as Representative Director, President (current) Apr 2011 Established Frontier Hong Kong; assumed office as Chairman (current)

Apr 1997 Joined Suzuki Jidosha Hanbai Yamaguchi Co., Ltd. Sep 2002 Joined CAR Frontier Yamada Dec 2003 Joined the Company Dec 2006 Assumed office as Managing Director (current); Sales Department Manager (current) Apr 2011 Assumed office as Director, Frontier Hong Kong Jul 2013 Resigned as Director, Frontier Hong Kong

Apr 2007 Joined Furutaka Denki Co., Ltd. Apr 2011 Joined Frontier Hong Kong Jul 2013 Assumed office as Managing Director of the same company (current) Feb 2015 Assumed office as Director of the Company (current)

Apr 1986 Joined Nippon Telegraph and Telephone Corporation Jul 1998 Joined Marubeni Access Solutions (now Arteria Networks Corporation) Aug 2003 Joined YOZAN Inc. Jul 2004 Assumed office as Executive Officer, Finance and Accounting Department Manager, same company Mar 2008 Assumed office as Director, Administration Department Manager, same company Oct 2008 Assumed office as Audit & Supervisory Board Member, Tokyo Telemessage Co., Ltd. Mar 2011 Assumed office as Director, Administration Department Manager, Tokyo Telemessage Co., Ltd. Sep 2014 Joined the Company; assumed office as Administration Department Manager Dec 2022 Assumed office as Executive Officer, Administration Department Manager Feb 2024 Assumed office as Director, Administration Department Manager (current)

Mar 1999 Joined Asahi Propane Gas Co., Ltd. Apr 2009 Assumed office as Managing Director, same company May 2014 Joined the Company Jan 2019 Assumed office as Merchandise Department Manager Oct 2021 Assumed office as Executive Officer, Merchandise Department Manager Feb 2024 Assumed office as Director, Merchandise Department Manager (current)

Jul 1996 Joined Ito Hiroshi Certified Tax Accountant Office Apr 2000 Joined D-Brain Kyushu Co., Ltd. Jun 2001 Assumed office as Director, Consulting Department Manager, same company Aug 2009 Assumed office as Representative Director, same company Oct 2009 Assumed office as Outside Audit & Supervisory Board Member, Porco Rosso Co., Ltd. Aug 2012 Assumed office as Outside Audit & Supervisory Board Member, MBS Co., Ltd. Jun 2014 Assumed office as Outside Director, LIEN Co., Ltd. (now Body Corp Co., Ltd.) Sep 2014 Established Tri&d Co., Ltd.; assumed office as Representative Director (current) May 2015 Assumed office as Outside Director, Gonyo Food Industry Co., Ltd. Feb 2016 Assumed office as Director of the Company (current) Jun 2016 Assumed office as Outside Director, Aqua Net Hiroshima Co., Ltd. (current) Aug 2016 Assumed office as Outside Director, MBS Co., Ltd. (current) Sep 2017 Assumed office as Outside Director, SK Home Co., Ltd. (now LibWork Co., Ltd.) (current)

Oct 1996 Joined Nagasaki Prefectural Government Jan 2002 Joined Chuo Aoyama Audit Corporation Aug 2007 Joined Deloitte Touche Tohmatsu (now Deloitte Touche Tohmatsu LLC) Oct 2008 Established Kenji Uchida CPA Office; assumed office as Office Head (current) Aug 2010 Assumed office as Partner, Joshui Audit Corporation (current) May 2013 Assumed office as Representative Partner, Joshui Tax Corporation (current) Jun 2014 Assumed office as Director, Social Welfare Corporation Chikushikai (current) May 2017 Assumed office as Outside Audit & Supervisory Board Member, Takahashi Co., Ltd. (current) Jun 2017 Assumed office as Director, Social Welfare Corporation Jitsujuhokai (current) Mar 2020 Assumed office as Outside Audit & Supervisory Board Member, Seibu Giken Co., Ltd. Feb 2022 Assumed office as Director of the Company (current) Mar 2023 Assumed office as Director (Audit and Supervisory Committee Member), Seibu Giken Co., Ltd. (current)

Apr 1979 Joined Fujitsu F.I.P. Co., Ltd. Jan 1988 Joined Digital Equipment Japan Co., Ltd. (now Hewlett-Packard Godo Kaisha) Feb 1995 Assumed office as Kyushu Branch Manager, CADIX Co., Ltd. Mar 2000 Assumed office as Kyushu Branch Manager, Cisco Systems G.K. May 2001 Assumed office as Executive Officer, Dream Technologies Co., Ltd. Feb 2002 Assumed office as Representative Director, Managing Director, Custanet Co., Ltd. Feb 2010 Assumed office as Head of East Asia Sales, Mobilus Co., Ltd. Sep 2017 Assumed office as Audit & Supervisory Board Member of the Company (current)

Dec 2008 Registered as attorney-at-law; joined Yuasa Hara Law & Patent Office Oct 2016 Assumed office as Outside Director, Takahashi Co., Ltd. (current) Apr 2017 Assumed office as CEO, TandemSprint, Inc. (current) Mar 2018 Established First & Tandem Sprint Law Office; assumed office as Representative Attorney (current) Nov 2019 Assumed office as Audit & Supervisory Board Member of the Company (current) Nov 2022 Assumed office as Outside Audit & Supervisory Board Member, Something Fan Co., Ltd. Nov 2025 Assumed office as Outside Director, Something Fan Co., Ltd. (current)

Apr 1999 Joined National Federation of Industrial Waste Management Associations (public interest incorporated association) Apr 2005 Joined Chuo Aoyama PwC Consulting Co., Ltd. (now Miraicon Consulting Co., Ltd.) Oct 2006 Joined Ark & Partners Social Insurance Labor Consultants Corporation Jul 2013 Established Hayata Social Insurance Labor Consultant Office (now Joshui Social Insurance Labor Consultants Corporation); assumed office as Head May 2017 Assumed office as Representative Director, HR Consulting Co., Ltd. Dec 2019 Assumed office as Representative Director, Fukuoka Labor Audit Promotion Council (general incorporated association) Nov 2022 Assumed office as Representative Partner, Joshui Social Insurance Labor Consultants Corporation (current) Feb 2024 Assumed office as Audit & Supervisory Board Member of the Company (current) Jun 2025 Assumed office as Auditor, Social Welfare Corporation Chikushikai (current)