Apr 1989 Joined Tokyo Aircraft Instrument Co., Ltd. Sep 1995 Joined Ail Inc. (limited company, now the Company) May 1997 Representative Director and President, Ail Inc. (now the Company) Mar 2003 Director, Global Media Online Inc. (now GMO Internet Group, Inc.) Oct 2016 Representative Director and President, GMO Cars Inc. Jan 2020 Representative Director and President, GMO Mobility Cloud Inc. Mar 2022 Representative Director, President and Executive Officer, CEO, the Company (current)

May 1991 Representative Director, Voice Media Inc. (now GMO Internet Group, Inc.) Sep 1999 Representative Director, Magclick Inc. (now GMO Internet, Inc.) Apr 2000 Director, Magclick Inc. (now GMO Internet, Inc.) Aug 2001 Representative Director and Chairman, Ail Inc. (now the Company) Feb 2002 Director, U-Cast Communications Inc. (now GMO Media, Inc.) Apr 2002 Director and Chairman, GMO Research Inc. (now GMO Product Platform Inc.) (current) Mar 2003 Representative Director, Chairman and President, Global Media Online Inc. (now GMO Internet Group, Inc.) Mar 2003 Director and Chairman, Ail Inc. (now the Company) (current) Mar 2004 Director and Chairman, paperboy&co. Inc. (now GMO Pepabo, Inc.) (current) Mar 2004 Director and Chairman, GMO Mobile & Desktop Inc. (now GMO Media, Inc.) (current) Dec 2004 Director and Chairman, Card Commerce Service Inc. (now GMO Payment Gateway, Inc.) Mar 2007 Director and Chairman, Magclick Inc. (now GMO Internet, Inc.) May 2008 Representative Director, Chairman and President, GMO Internet, Inc. (now GMO Internet Group, Inc.), Group Representative Dec 2011 Director, Chairman and President, GMO Payment Gateway, Inc. Dec 2012 Director and Chairman, GMO Payment Gateway, Inc. (current) Mar 2015 Director, GMO AdPartners Inc. (now GMO Internet, Inc.) Mar 2016 Director and Chairman, GMO AdPartners Inc. (now GMO Internet, Inc.) (current) Mar 2022 Representative Director, Group Representative, Chairman and President, Executive Officer, CEO, GMO Internet Group, Inc. (current) Oct 2025 Director and Chairman, GMO TECH Holdings Inc. (current)

Apr 1988 Joined Yanase & Co., Ltd. Aug 1991 Joined Takuyo Corp. Jul 1997 Joined WEBKEEPERS, INC. (now GMO-Z.com USA, Inc.) Feb 2000 Director, Ail Inc. (now the Company) Apr 2003 Representative Director and President, Nihon GeoTrust Co., Ltd. (now GMO GlobalSign, Inc.) (current) Mar 2006 Director, the Company, in charge of Security Services Business Mar 2010 Director and Vice President, the Company, in charge of Security Services Business Dec 2011 Director and Vice President, the Company, in charge of Security Services Business and Enterprise Sales Jan 2013 Director and Vice President, the Company, in charge of Security Services Business and Marketing Jan 2014 Director and Vice President, the Company, in charge of Security Services Business Jan 2015 Director and Vice President, the Company, in charge of Security Business and IAM Business Mar 2016 Director, GMO Internet, Inc. (now GMO Internet Group, Inc.) Mar 2017 Director and Vice President, the Company, in charge of Security Business Feb 2021 Director and Vice President, the Company, in charge of Electronic Certification and Seal Business Mar 2022 Director, Vice President and Executive Officer, the Company, in charge of Global Strategy (current)

Jan 2005 Joined Kyodo PR Co., Ltd. Jun 2011 Joined Deloitte Tohmatsu Consulting Co., Ltd. (now Deloitte Tohmatsu Consulting LLC) Sep 2013 Joined the Company Apr 2018 Chief, Internal Audit Group, the Company Mar 2022 Executive Officer in charge of Corporate Division, the Company Mar 2023 Director and Executive Officer in charge of Corporate Division, the Company (current)

Apr 2000 Registered as Certified Public Accountant; joined InterQ Inc. (now GMO Internet Group, Inc.) Sep 2001 General Manager, Business Strategy Office, InterQ Inc. Mar 2002 Director and General Manager, Business Strategy Office, InterQ Inc. Mar 2003 Managing Director, in charge of Group Business Strategy and IR, InterQ Inc.; Director, Ail Inc. (now the Company) (current) Dec 2004 Audit & Supervisory Board Member, Card Commerce Service Inc. (now GMO Payment Gateway, Inc.) Mar 2005 Senior Managing Director, in charge of Administration, Group Business Strategy and IR, Global Media Online Inc. (now GMO Internet Group, Inc.); Audit & Supervisory Board Member, paperboy&co. Inc. (now GMO Pepabo, Inc.) Sep 2006 Audit & Supervisory Board Member, GMO Research Inc. (now GMO Product Platform Inc.) Mar 2008 Director, Magclick Inc. (now GMO Internet, Inc.) (current) May 2008 Senior Managing Director, in charge of Group Administration, GMO Internet, Inc. (now GMO Internet Group, Inc.) Jan 2012 Director, GMO Click Holdings Inc. (now GMO Financial Holdings, Inc.) (current) Mar 2013 Senior Managing Director, Deputy Group Representative, in charge of Group Administration, GMO Internet, Inc. (now GMO Internet Group, Inc.) Mar 2015 Director and Vice President, Deputy Group Representative, in charge of Group Administration, GMO Internet, Inc. (now GMO Internet Group, Inc.) Mar 2016 Director, GMO Media, Inc. (current); Director, GMO Pepabo, Inc.; Director, GMO Research Inc. (now GMO Product Platform Inc.) (current) Jun 2016 Outside Audit & Supervisory Board Member, Aozora Trust Bank, Ltd. (now GMO Aozora Net Bank, Ltd.) Dec 2016 Director, GMO Payment Gateway, Inc. (current) Jun 2019 Outside Director, GMO Aozora Net Bank, Ltd. (current) Mar 2022 Director, Group Vice President, Executive Officer and CFO (Certified Public Accountant), Deputy Group Representative, in charge of Group Administration, GMO Internet Group, Inc. (current) Oct 2025 Director, GMO TECH Holdings Inc. (current) Jan 2026 Director, Group Vice President, Executive Officer and CFO, Deputy Group Representative, GMO Internet Group, Inc. (current)

Jul 1996 Joined Intel K.K. Apr 2000 Joined Boston Consulting Group K.K. (now Boston Consulting Group LLC) Nov 2004 Joined SAP Japan Co., Ltd. May 2008 Joined GE International Inc. Nov 2010 Joined IBM Japan, Ltd. Apr 2012 Representative Director, Leonessa Inc. (current) Jan 2023 Outside Director, Morpho, Inc. (current) Mar 2024 Director, the Company (current)

Dec 2006 Joined Misuzu Audit Corporation Aug 2007 Joined Shin Nihon & Co. (now EY Shin Nihon LLC) Apr 2013 Joined the Company May 2014 Chief, Internal Audit Group, the Company Mar 2018 Director, Audit and Supervisory Committee Member, the Company (current)

Apr 1995 Registered as attorney-at-law (Daini Tokyo Bar Association) Jun 2002 Outside Audit & Supervisory Board Member, Takachiho Electric Co., Ltd. (now Elematec Corporation) Mar 2014 Outside Audit & Supervisory Board Member, the Company Jun 2015 Outside Audit & Supervisory Board Member, Digital Advertising Consortium Inc.; Outside Director, Audit and Supervisory Committee Member, Sanei Corporation Mar 2016 Outside Director, Audit and Supervisory Committee Member, the Company (current) Oct 2016 Outside Audit & Supervisory Board Member, D.A. Consortium Holdings Inc. Mar 2020 Outside Director, Nakano Refrigerators Co., Ltd.

Oct 1992 Joined Tohmatsu & Co. (now Tohmatsu LLC) May 1996 Registered as Certified Public Accountant Jul 2007 Partner, Tohmatsu & Co. (now Tohmatsu LLC) Oct 2017 Left Tohmatsu LLC Nov 2017 CFO, Cocone Inc. Mar 2018 Outside Director, Audit and Supervisory Committee Member, the Company (current) Oct 2018 General Manager, Investment Business Division, Growin Partners Inc. Dec 2018 Outside Audit & Supervisory Board Member, AsiaQuest Inc. (current) Apr 2019 Outside Audit & Supervisory Board Member, Laful Co., Ltd. Oct 2019 Director, Growin Capital Inc. Aug 2020 CEO and Representative Member, WIZM LLC (current) Jan 2021 Outside Audit & Supervisory Board Member, Ai Robotics Inc. Feb 2022 Outside Audit & Supervisory Board Member, primeNumber Inc. (current) Jun 2022 Outside Audit & Supervisory Board Member, Japan Asset Management Infrastructure Group Inc. Jun 2022 Outside Audit & Supervisory Board Member, Leadingmark Inc. (current) Jun 2023 Outside Director, Japan Asset Management Infrastructure Group Inc. Sep 2024 Outside Audit & Supervisory Board Member, freecracy Inc. (current) Jun 2025 Outside Director, Audit and Supervisory Committee Member, Ai Robotics Inc. (current) Dec 2025 Outside Audit & Supervisory Board Member, Aiterlink Inc. (current)