Apr 1982 Joined Hakuhodo Inc. Apr 2013 Executive Officer, Hakuhodo Inc. (until Mar 2015) Jun 2015 Director, Executive Officer, Hakuhodo Inc. Apr 2016 Director, Managing Executive Officer, Hakuhodo Inc. Apr 2017 Representative Director, President, Hakuhodo Inc. (until Mar 2025) Jun 2017 Director, Hakuhodo DY Holdings Inc. Jun 2019 Representative Director, President, Hakuhodo DY Holdings Inc. Jun 2021 Representative Director, President, CCO, Hakuhodo DY Holdings Inc. (until Mar 2025) Director, Hakuhodo DY Media Partners Inc. (until Mar 2025) Apr 2025 Representative Director, President, Hakuhodo DY Holdings Inc.; Representative Director, Chairman, Hakuhodo Inc. Jun 2025 Representative Director, Chairman, CEO, Hakuhodo DY Holdings Inc. Apr 2026 Director, Chairman of the Board, Hakuhodo DY Holdings Inc. (current) Director, Chairman, Hakuhodo Inc. (current)

Apr 1989 Joined Hakuhodo Inc. Apr 2019 Executive Officer, Hakuhodo Inc. (until Mar 2022) Apr 2021 Executive Officer, Hakuhodo DY Media Partners Inc. Apr 2022 Managing Executive Officer, Hakuhodo Inc.; Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2024) Apr 2023 Director, Managing Executive Officer, Hakuhodo Inc. (until Mar 2025) Apr 2024 Executive Officer, Assistant to Group Strategy Division Head, Hakuhodo DY Holdings Inc. (until Jun 2025) Director, Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2025) Apr 2025 Director, Hakuhodo Inc. (current) Jun 2025 Representative Director, President, COO, Hakuhodo DY Holdings Inc. Apr 2026 Representative Director, President, CEO, Hakuhodo DY Holdings Inc. (current)

Apr 1984 Joined Hakuhodo Inc. Dec 1996 Representative Director, President, Digital Advertising Consortium Inc. (DAC) Feb 2002 Representative Director, President and Executive Officer, DAC (until Mar 2014) Jun 2011 Director, Hakuhodo DY Media Partners Inc. (until Jun 2017) Apr 2014 Representative Director, President, Executive Officer, CEO, DAC Jun 2016 Representative Director, Chairman, Executive Officer, CEO, DAC Oct 2016 Representative Director, President, D.A. Consortium Holdings Inc.; Representative Director, Chairman, CEO, DAC (until Jun 2017) Jun 2017 Director, Hakuhodo DY Holdings Inc.; Representative Director, President, Hakuhodo DY Media Partners Inc. (until Mar 2025) Director, D.A. Consortium Holdings Inc. (until Sep 2018) Apr 2020 Director, Vice President, in charge of Group Digital Transformation Promotion, Hakuhodo DY Holdings Inc. Apr 2021 Director, Vice President, Head of Digital Business Promotion Unit, Hakuhodo DY Holdings Inc. (until Mar 2024) Jun 2021 Director, Hakuhodo Inc. (until Mar 2025) Apr 2024 Director, Vice President, in charge of Media and Content Area, Hakuhodo DY Holdings Inc. (until Mar 2026) Apr 2025 Representative Director, Vice Chairman, Hakuhodo Inc. Apr 2026 Director, Vice President, Hakuhodo DY Holdings Inc. (current) Director, Vice Chairman, Hakuhodo Inc. (current)

Apr 1983 Joined Hakuhodo Inc. Apr 2013 Executive Officer, Hakuhodo Inc. (until Mar 2015) Apr 2014 Representative Director, President, Hakuhodo Products Inc. (until Mar 2018) Apr 2015 Managing Executive Officer, Hakuhodo Inc. Jun 2017 Director, Managing Executive Officer, Hakuhodo Inc. (until Mar 2021) Apr 2020 Managing Executive Officer, Assistant to Group Strategy Division Head, Hakuhodo DY Holdings Inc. Apr 2021 Senior Managing Executive Officer, in charge of Group Strategy Division, Hakuhodo DY Holdings Inc.; Director, Senior Managing Executive Officer, Hakuhodo Inc. (until Mar 2024) Senior Managing Executive Officer, Hakuhodo DY Media Partners Inc.; Director, Hakuhodo Matrix Inc. (until Nov 2024) Jun 2021 Director, Senior Managing Executive Officer, in charge of Group Strategy Division, Hakuhodo DY Holdings Inc. Director, Senior Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2024) Director, Digital Advertising Consortium Inc. (until Mar 2023) Apr 2022 Director, Hakuhodo Technologies Inc. (until Mar 2023) Feb 2025 Director, Senior Managing Executive Officer, in charge of Group Strategy and Technology, Hakuhodo DY Holdings Inc. (until Mar 2025) Apr 2025 Director, Vice President, CSO, in charge of Group Strategy, Hakuhodo DY Holdings Inc. (current)

Apr 1985 Joined Hakuhodo Inc. Apr 2019 Executive Officer, Assistant to Management Division Head (Group General Affairs, Group Legal, Group PR/IR (PR)), Hakuhodo DY Holdings Inc. (until Mar 2022) Executive Officer, Hakuhodo Inc. (until Mar 2022) Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2022) Jun 2019 Director, Daiko Advertising Inc. (until Jun 2022) Apr 2022 Managing Executive Officer, Assistant to Management Division Head (Group General Affairs, Group HR Strategy, Group Human Resources Development Strategy), Hakuhodo DY Holdings Inc. (until Jun 2023) Managing Executive Officer, Hakuhodo Inc. (until Mar 2024) Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2024) Apr 2023 Director, Hakuhodo DY Corporate Initiative Inc. (until Mar 2025) Jun 2023 Managing Executive Officer, CRO, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Apr 2024 Managing Executive Officer, CHO, CRO, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Director, Managing Executive Officer, Hakuhodo Inc. Director, Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2025) Apr 2025 Senior Managing Executive Officer, CCO, CRO, CHO, Management Division Head, Hakuhodo DY Holdings Inc. Director, Senior Managing Executive Officer, Hakuhodo Inc. (current) Representative Director, President, Hakuhodo DY Corporate Initiative Inc. (current) Jun 2025 Director, Senior Managing Executive Officer, CCO, CRO, CHO, Management Division Head, Hakuhodo DY Holdings Inc. (current)

Apr 1987 Joined Hakuhodo Inc. Apr 2019 Executive Officer, Assistant to Management Division Head (Group IR), Assistant to Finance Division Head (Group Accounting and Finance), Hakuhodo DY Holdings Inc. (until Mar 2021) Executive Officer, Hakuhodo Inc. (until Mar 2024) Jun 2019 Director, Yomiko Advertising Inc. (until Jun 2022) Apr 2020 Audit & Supervisory Board Member, I-REP Inc. (until Mar 2024) Apr 2021 Executive Officer, Assistant to Management Division Head, Assistant to Finance Division Head, Hakuhodo DY Holdings Inc. Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2024) Apr 2022 Executive Officer, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Apr 2023 Executive Officer, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Audit & Supervisory Board Member, Hakuhodo Matrix Inc. (until Mar 2025) Soldout Inc. Audit & Supervisory Board Member (current) Director, Hakuhodo DY Corporate Initiative Inc. (until Mar 2025) Apr 2024 Managing Executive Officer, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Director, Managing Executive Officer, Hakuhodo Inc. (current) Director, Managing Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2025) Apr 2025 Managing Executive Officer, CFO, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Vice President, Hakuhodo DY Corporate Initiative Inc. (current) Jun 2025 Director, Managing Executive Officer, CFO, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. (current) Apr 2026 Audit & Supervisory Board Member, OPT Holdings Inc. (current)

Apr 1991 Joined Hakuhodo Inc. Apr 2019 Executive Officer, Hakuhodo Inc. Apr 2021 Managing Executive Officer, Hakuhodo Inc. Apr 2023 Director, Managing Executive Officer, Hakuhodo Inc. (until Mar 2025) Apr 2025 Executive Officer, Hakuhodo DY Holdings Inc.; Representative Director, President, Hakuhodo Inc. (current) Jun 2025 Director, Executive Officer, Hakuhodo DY Holdings Inc. (current)

Apr 1971 Joined Nippon Telegraph and Telephone Public Corporation Jun 1999 Director, NTT DATA Corporation Jun 2003 Managing Director, NTT DATA Corporation Jun 2005 Representative Director, Executive Vice President, NTT DATA Corporation Jun 2007 Representative Director, President, NTT DATA Corporation Jun 2012 Director, Advisor, NTT DATA Corporation Apr 2013 Chairman, Public Interest Certification Committee, Cabinet Office Jun 2013 Outside Director, Mitsui Fudosan Co., Ltd. Jun 2014 Advisor, NTT DATA Corporation; Outside Director, Eisai Co., Ltd. Jul 2015 Outside Director, Sumitomo Life Insurance Company (until Jul 2023) Jun 2018 Senior Advisor, NTT DATA Corporation (until Jun 2020) Outside Director, Hakuhodo DY Holdings Inc. (current) Apr 2019 Chairman, Tamagawa Futaba Gakuen (until Mar 2023) Jul 2019 ICT Strategy Advisor, Mitsui Fudosan Co., Ltd. (current)

Apr 1982 Joined Ministry of Education (MOE) Jul 1999 Director, Lifelong Learning Division, Gender Equality Learning Section, MOE Aug 2002 Director, Survey and Planning Division, Lifelong Learning Policy Bureau, MEXT Aug 2003 Councilor, Cabinet Office Policy Coordinator (General Planning and Coordination), Youth Development Section 1 Jul 2005 Director, Survey and Coordination Division, Science and Technology Policy Bureau, MEXT Apr 2007 Director, Traditional Culture Division, Cultural Affairs Department, Agency for Cultural Affairs May 2009 Director, Planning and Physical Education Division, Sports and Youth Bureau, MEXT Sep 2011 Vice Minister for Sports and Youth Bureau, MEXT Aug 2012 Executive Director and Secretary General, Yokohama National University Feb 2014 Vice Minister, Lifelong Learning Policy Bureau, MEXT Jul 2014 Deputy Commissioner, Agency for Cultural Affairs Jan 2016 Director-General, Lifelong Learning Policy Bureau, MEXT Jul 2017 Director-General, National Institute for Educational Policy Research Jun 2022 Outside Director, Hakuhodo DY Holdings Inc. (current) Jun 2023 Outside Director, Bunkeido Co., Ltd. (current)

Apr 1967 Legal Apprentice, Supreme Court of Japan Apr 1969 Appointed Public Prosecutor Jul 1995 Chief, Special Investigation Department, Tokyo District Public Prosecutors Office Dec 1996 Chief Public Prosecutor, Kofu District Public Prosecutors Office Feb 1998 Public Prosecutor, Supreme Public Prosecutors Office Nov 1999 Deputy Chief Public Prosecutor, Tokyo District Public Prosecutors Office Apr 2001 Chief Public Prosecutor, Kyoto District Public Prosecutors Office Oct 2002 Director, Research and Training Institute, Ministry of Justice Feb 2003 Chief Public Prosecutor, Tokyo District Public Prosecutors Office Jun 2004 Superintending Prosecutor, Takamatsu High Public Prosecutors Office Dec 2004 Superintending Prosecutor, Sendai High Public Prosecutors Office Jul 2005 Deputy Prosecutor General, Supreme Public Prosecutors Office Jun 2006 Superintending Prosecutor, Tokyo High Public Prosecutors Office Jan 2007 Registered as Attorney at Law Apr 2007 Specially Appointed Professor, Meiji University Law School Apr 2008 Chairman, Political Funds Control Committee Jan 2009 Representative Director, Resolution and Collection Corporation Mar 2009 Representative Director, President, Resolution and Collection Corporation Jun 2009 Audit & Supervisory Board Member, Japan Tobacco Inc. Sep 2013 Management Committee Member, Japan Racing Association May 2015 Chairman, Third-Party Committee on Toshiba Accounting Irregularities Jun 2015 Audit & Supervisory Board Member, Hakuhodo Inc. (until Jun 2024) Jun 2024 Outside Director, Hakuhodo DY Holdings Inc. (current)

Apr 1984 Joined Sony Corporation (now Sony Group Corporation) Apr 2009 Executive Officer, SVP, Head of VAIO Business Division, Sony Corporation Representative Director, Vice President, Sony Computer Entertainment Inc. (now Sony Interactive Entertainment Inc.) Apr 2012 Executive Officer, EVP, Sony Corporation; Representative Director, President, Sony Mobile Communications Inc. (now Sony Corporation) Apr 2014 EVP, Sony Entertainment Inc. (USA) Jun 2015 Director, Sony Music Entertainment (Japan) Inc. Nov 2018 Representative Director, President, Intel K.K. Jun 2023 Outside Director, JTB Corp. (current) Apr 2024 Chairman, Semiconductor Back-End Automation and Standardization Technology Research Association (current) Jun 2024 Representative Director, Chairman, Intel K.K. Outside Audit & Supervisory Board Member, Ricoh Company, Ltd. (current) Jan 2025 Senior Advisor, Apollo Global Management, Inc. (current)

Apr 1983 Joined Hakuhodo Inc. Apr 2012 Executive Officer, Hakuhodo Inc. (until Jun 2014) Apr 2013 Executive Officer, Hakuhodo DY Media Partners Inc. (until Mar 2019) Apr 2014 Executive Officer, Assistant to Management Division Head (Group General Affairs, Group Legal, Group PR/IR (PR), HR Department), Hakuhodo DY Holdings Inc. Jun 2014 Director, Executive Officer, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Director, Executive Officer, Hakuhodo Inc. (until Mar 2019) Director, Daiko Advertising Inc. (until Jun 2019) Apr 2015 Director, Executive Officer, Assistant to Management Division Head (Group General Affairs, Group Legal, Group PR/IR (PR)), Hakuhodo DY Holdings Inc. Jun 2018 Executive Officer, Assistant to Management Division Head, Hakuhodo DY Holdings Inc. Apr 2019 Executive Advisor, Hakuhodo DY Holdings Inc. Director, Hakuhodo Inc. (until Jun 2019) Jun 2019 Standing Audit & Supervisory Board Member, Hakuhodo DY Holdings Inc. (current) Apr 2023 Audit & Supervisory Board Member, Yomiko Advertising Inc. (current) Apr 2025 Audit & Supervisory Board Member, Hakuhodo DY Corporate Initiative Inc. (current)

Apr 1984 Joined Hakuhodo Inc. Apr 2011 General Manager, Sixth Planning Management Office, Hakuhodo Inc. Apr 2014 General Manager, Activation and PR Strategy Planning Office, MD Strategy Center, Hakuhodo Inc. Apr 2016 General Manager, MD Business Strategy Bureau, MD Strategy Center, Hakuhodo Inc. Aug 2017 General Manager, MD/DMU Business Management Bureau, MD Strategy Center, Hakuhodo Inc. Apr 2019 General Manager, Second Business Management Bureau, Marketing Planning Unit; General Manager, Second Business Management Bureau, Creative Center, Hakuhodo Inc. Apr 2020 General Manager, Second Business Management Bureau, Hakuhodo Inc. Apr 2021 Business Compliance Bureau, Hakuhodo Inc. Oct 2021 Business Compliance Bureau, Hakuhodo Inc.; Business Compliance Bureau, Hakuhodo DY Media Partners Inc. Apr 2023 Standing Audit & Supervisory Board Member, Hakuhodo DY Media Partners Inc. (until Jun 2025) Audit & Supervisory Board Member, Digital Advertising Consortium Inc. (until Mar 2024) Apr 2024 Audit & Supervisory Board Member, Hakuhodo Inc. (current) Audit & Supervisory Board Member, Hakuhodo DY ONE Inc. (until Jun 2025) Apr 2025 Audit & Supervisory Board Member, Hakuhodo Technologies Inc. (until Jun 2025) Jun 2025 Standing Audit & Supervisory Board Member, Hakuhodo DY Holdings Inc. (current) Apr 2026 Audit & Supervisory Board Member, Hakuhodo DY Corporate Initiative Inc. (current)

Mar 1979 Joined Price Waterhouse & Co. (later reorganized as Aoyama Audit Corporation) Sep 1982 Registered as Certified Public Accountant Jul 1997 Representative Partner, Aoyama Audit Corporation Sep 2006 Representative Partner, Arata Audit Corporation (now PwC Japan LLC) Jul 2012 Member, Management Committee, same audit firm; Executive, Manufacturing, Distribution and Services Division Jul 2013 Executive, Risk Assurance Division (concurrent), same audit firm Jul 2019 Opened Tomoda Certified Public Accountant Office Jun 2020 Outside Audit & Supervisory Board Member, Hakuhodo DY Holdings Inc. (current) Audit & Supervisory Board Member, Daiko Advertising Inc. (until Jun 2023) Outside Audit & Supervisory Board Member, Ines Corporation (until Jun 2023) Outside Director (Audit and Supervisory Committee Member), Persol Holdings Co., Ltd. (current) Jun 2023 Outside Director (Audit and Supervisory Committee Member), Ines Corporation (until Jun 2025)

Apr 1982 Joined Ministry of Home Affairs (now Ministry of Internal Affairs and Communications) Apr 1989 Registered as Attorney at Law Jan 1997 Partner, Mori Sogo Law Office (now Mori Hamada & Matsumoto) Registered as Attorney in New York State Apr 1998 Founding Partner, Hibiya Park Law Offices Oct 2004 Partner, Mori Hamada & Matsumoto Jun 2005 Outside Audit & Supervisory Board Member, Jafco Co., Ltd. Apr 2010 Visiting Professor, Graduate Schools for Law and Politics, The University of Tokyo Apr 2020 Founding Partner, Gaien Law Office (current) Jun 2020 Outside Director, NTT Docomo, Inc. (until Jun 2025) Jun 2022 Outside Audit & Supervisory Board Member, Hakuhodo DY Holdings Inc. (current) Audit & Supervisory Board Member, Yomiko Advertising Inc. (until Jun 2023) Mar 2025 Outside Director (Audit and Supervisory Committee Member), Integral Inc. (current) Jun 2025 Outside Audit & Supervisory Board Member, Mitsui Chemicals, Inc. (current)

Apr 1987 Registered as Attorney at Law, joined Nagashima Ohno & Tsunematsu Apr 1992 Registered as Attorney in New York State May 1996 Representative, Yabuki Law Office (current) Jun 2008 Outside Director, Eisai Co., Ltd. (until Jun 2012) Jun 2013 Outside Audit & Supervisory Board Member, Ricoh Company, Ltd. (until Jun 2017) Jul 2015 Outside Director, Sumitomo Life Insurance Company (until Jun 2019) Jun 2017 Outside Director (Audit and Supervisory Committee Member), SCSK Corporation (until Jun 2023) Apr 2021 President, Tokyo Bar Association (until Mar 2022) Vice President, Japan Federation of Bar Associations (until Mar 2022) Mar 2022 Representative Director, JP-MIRAI Service General Incorporated Association (until Mar 2026) Apr 2022 Chairman, Tokyo Bar Association National Health Insurance Cooperative (until Jul 2025) Jun 2023 Outside Audit & Supervisory Board Member, Hakuhodo DY Holdings Inc. (current)