Apr 1987 Joined Keio Department Store Co., Ltd. Jan 1997 Joined the Company Apr 2003 Appointed General Manager, IT Communication Department 1, CS Headquarters Dec 2013 Appointed Executive Officer Nov 2015 Appointed Representative Director, President (current) Appointed General Manager, Communication Service General Headquarters Appointed General Manager, Strategic Planning Headquarters Appointed General Manager, 3rd Communication Service Headquarters Dec 2015 Appointed Chairman, Beijing PRAP Public Relations Consulting Co., Ltd. (current) Apr 2016 Appointed General Manager, Administration Headquarters May 2016 Appointed General Manager, 1st Communication Service Headquarters Nov 2016 Appointed Director, Brains Company Co., Ltd. (current) Appointed Director, Asahi Agency Inc. Mar 2020 Appointed Director, PRAP Node Co., Ltd. (current) May 2020 Appointed Representative Director, TransConnect Inc. (current) Sep 2020 Appointed Director, Precision Marketing Inc. (current) Mar 2021 Appointed Director, WILD ADVERTISING & MARKETING PTE. LTD. (current) Sep 2021 Appointed Director, PRAP Consulting Co., Ltd. (current) Appointed Director, Points Japan Inc. (current) Dec 2021 Appointed Director, PRAP POINTS Singapore PTE. LTD. (current) Nov 2023 Appointed Managing Director, PRAP ASIA PTE. LTD. (current)

Apr 1995 Joined the Company Sep 2013 Appointed General Manager, Strategic Planning Department, Strategic Planning Headquarters Jan 2016 Appointed Executive Officer Jan 2017 Appointed General Manager, 2nd Communication Service Headquarters Nov 2017 Appointed Director (current) Appointed Auditor, Beijing PRAP Public Relations Consulting Co., Ltd. Appointed Director, Beijing Brilliant Ruyu Public Relations Consulting Co., Ltd. Jun 2018 Appointed General Manager, Overseas Business Headquarters Appointed Director, PRAP SINGAPORE PTE. LTD. (now PRAP ASIA PTE. LTD.) Nov 2019 Appointed General Manager, Strategic Planning Headquarters Mar 2020 Appointed Director, PRAP Node Co., Ltd. May 2020 Appointed Director, Asahi Agency Inc. Appointed Director, Brains Company Co., Ltd. (current) Sep 2021 Appointed General Manager, Communication Service General Headquarters (current) Appointed Director, PRAP Consulting Co., Ltd. (current) Feb 2024 Appointed Director, WILD ADVERTISING PTE. LTD.

Apr 2000 Joined the Company Apr 2016 Appointed General Manager, 6th Department, Communication Service Headquarters Sep 2019 Appointed Deputy General Manager, 3rd Communication Service Headquarters Sep 2021 Appointed Executive Officer Appointed Deputy General Manager (General Management), Communication Service General Headquarters (current) Sep 2023 Appointed Director, PRAP Node Co., Ltd. (current) Nov 2024 Appointed Director, Precision Marketing Inc. (current) Feb 2025 Appointed Part-time Director, @Clipping Inc. (current)

Apr 1993 Joined Nikko Securities Co., Ltd. (now SMBC Nikko Securities Inc.) Jan 1996 Joined Brains Company Co., Ltd. Apr 2004 Joined Nikko Cordial Securities Inc. (now SMBC Nikko Securities Inc.) Aug 2011 Appointed Representative Director, I-Grec Office Co., Ltd. (current) Jun 2015 Appointed Advisor to the Company Nov 2015 Appointed Non-Executive Director of the Company (current)

Apr 1985 Joined Yokohama YMCA Foundation Dec 1987 Joined the Company Apr 2001 Appointed Deputy General Manager, Event Marketing Department, Creative Service Headquarters Jul 2009 Appointed Deputy General Manager, Administration Department, Administration Headquarters Mar 2016 Appointed Director, Beijing PRAP Public Relations Consulting Co., Ltd. Apr 2016 Appointed Acting General Manager, Administration Headquarters and General Manager, Administration Department Sep 2018 Appointed General Manager, Corporate Governance Department (concurrent) Nov 2020 Appointed Corporate Auditor of the Company (current) Mar 2021 Appointed Auditor, Asahi Agency Inc. Appointed Auditor, Points Japan Inc. (current) Appointed Auditor, Precision Marketing Inc. (current) Nov 2021 Appointed Auditor, PRAP Node Co., Ltd. Nov 2023 Appointed Auditor, Brains Company Co., Ltd. (current) Feb 2024 Appointed Auditor, TransConnect Inc. Appointed Auditor, PRAP Consulting Co., Ltd. Appointed Supervisor, Beijing PRAP Public Relations Consulting Co., Ltd. Appointed Supervisor, Beijing Brilliant Ruyu Public Relations Consulting Co., Ltd. Appointed Director, PRAP POINTS Singapore PTE. LTD.

Sep 2001 Joined Deloitte Tohmatsu Consulting Co., Ltd. (now Abeam Consulting Ltd.) Jun 2006 Joined Ogilvy & Mather Japan K.K. (now VML & Ogilvy Japan LLC) Jan 2009 Appointed Chief Financial Officer of the same company Jan 2017 Appointed Chief Operating Officer and Chief Financial Officer of the same company (current) Nov 2018 Appointed Non-Executive Director of the Company (current) Jul 2025 Appointed Chief Commercial Finance Officer, VML & Ogilvy Japan LLC (current) (concurrently Chief Commercial Finance Officer of WPP Japan Group)

Aug 1983 Joined Four Seasons Olympic Hotel, Seattle May 1985 Joined Kirin Brewery USA Dec 1987 Joined T.M.T. Co., Ltd. Sep 1988 Joined AT&T Japan Ltd. Jan 2000 Joined Global Crossing Japan; Director, Corporate Communications, and Head of President's Office Dec 2002 Joined Vodafone Japan K.K. (now SoftBank Corp.) Apr 2003 Appointed General Manager, Corporate Communications Department, Public Relations and General Affairs Headquarters Apr 2004 Appointed General Manager, Corporate Relations Department, Corporate Communications Headquarters Oct 2006 Appointed General Manager, CSR Department, General Affairs Headquarters Apr 2007 Appointed Chief Manager, 1st Sales Department, Enterprise Sales Headquarters Apr 2008 Joined Squire Patton Boggs (Gaikokuho Kyodo Jigyo) Law Office; Regional Director, Business Development, North Asia Nov 2021 Appointed Non-Executive Director of the Company (current) Sep 2025 Appointed Advisor, Business Development, Squire Patton Boggs (Gaikokuho Kyodo Jigyo) Law Office (current)

Apr 2009 Associate Professor, Department of Electrical Engineering and Information Systems, Graduate School of Information Science and Technology, The University of Tokyo Jan 2022 Appointed Outside Director and CTO, theAstate Inc. (current) Sep 2022 Professor, Department of Electrical Engineering and Information Systems, Graduate School of Information Science and Technology, The University of Tokyo (current) Nov 2022 Appointed Non-Executive Director of the Company (current)

Oct 2001 Registered as attorney (Daini Tokyo Bar Association) Oct 2001 Joined Miyakezaka Sogo Law Office Jan 2011 Appointed Partner, same office Jan 2016 Established Kasumon Sogo Law Office (now Shiomizaka Sogo Law Office) (current) Jun 2021 Appointed Outside Corporate Auditor, Socionext Inc. Mar 2022 Appointed Outside Director, Audit and Supervisory Committee Member, Socionext Inc. Jun 2022 Appointed Outside Director, Socionext Inc. (current) Outside Director, Audit and Supervisory Committee Member, Lester Inc. (current) Nov 2023 Appointed Part-time Corporate Auditor of the Company (current)

Oct 2002 Joined Asahi Audit Corporation (now Ernst & Young ShinNihon LLC) Feb 2006 Appointed Full-time Director, Eijif Co., Ltd. May 2006 Registered as Certified Public Accountant Aug 2020 Appointed Full-time Outside Corporate Auditor, POPER Inc. (current) Sep 2021 Appointed Part-time Director, Asunoba Foundation (current) Jun 2022 Appointed Part-time Outside Director, Audit and Supervisory Committee Member, Welby Inc. Nov 2023 Appointed Part-time Outside Corporate Auditor, Tablecloth Inc. Nov 2025 Appointed Part-time Corporate Auditor of the Company (current)