Apr 1985 Joined Toyota Motor Corporation May 1989 Founded the Company; Representative Director, President Apr 1990 Joined Matsushita Electric Industrial Co., Ltd. Feb 2003 Director, Dive Inc. Jul 2012 Director, Koutsu Joho Service Co., Ltd. Jun 2013 Director, For Quality Inc. (current) Nov 2014 Director, Aizu Lab Inc. (current) Mar 2015 Director, and One Inc. (current) Jun 2015 Representative Director, President, Yamaguchi Renewable Energy Factory Co., Ltd. (now Smart Community Support Co., Ltd.) Jul 2015 Director, Dive Inc. (current); Director, Promote Inc. (current) Oct 2015 Representative Director, President, NE Ginjun Co., Ltd. (now NE Investment Co., Ltd.) (current) Mar 2016 Representative Director, President of the Company; General Manager, Solutions Business Division Jun 2016 Director, Inaseri Co., Ltd. Jul 2016 Representative Director, President, Koutsu Joho Service Co., Ltd. Mar 2017 Representative Director, President of the Company; General Manager, Technology Division Apr 2017 Chairman, Inaseri Co., Ltd. Jun 2017 Representative Director, President of the Company; General Manager, Solutions Division Sep 2017 Director, Yamaguchi Renewable Energy Factory Co., Ltd. (now Smart Community Support Co., Ltd.) (current); Representative Director, President, Inaseri Co., Ltd. (current) Mar 2018 Representative Director, President of the Company; General Manager, Content Division Oct 2018 Representative Director, President of the Company; General Manager, Sales Division Jul 2019 Director, Koutsu Joho Service Co., Ltd. Jul 2020 Representative Director, President, Koutsu Joho Service Co., Ltd. Dec 2022 Director, Update Support Inc. (current) Jun 2024 Representative Director, Chairman of the Company Jun 2025 Representative Director, Chairman and President of the Company (current) Apr 2026 Director, Secure Bank Co., Ltd. (current) Jul 2026 Director, Nihon Enterprise Spin-off Preparation Co., Ltd. (current) Aug 2026 Director, Koutsu Joho Service Co., Ltd. (current) Aug 2026 Director, NE Power Co., Ltd. (current)

Apr 1990 Joined Autech Co., Ltd. May 1993 Joined Sankisha Co., Ltd. Mar 1996 Joined Kogure Co., Ltd. Aug 2001 Joined the Company Dec 2003 Audit & Supervisory Board Member, Dive Inc. Mar 2004 General Manager, General Affairs and Planning Division of the Company Apr 2004 General Manager, General Affairs and Planning Division and General Manager, Business Planning and IR Office of the Company Aug 2005 Director of the Company Aug 2007 Managing Director of the Company Jun 2012 Managing Director of the Company; General Manager, Administration Division Jul 2012 Director, Koutsu Joho Service Co., Ltd.; Director, Dive Inc. Apr 2013 Director, and One Inc. Oct 2015 Director, NE Ginjun Co., Ltd. (now NE Investment Co., Ltd.) Sep 2017 Director, Inaseri Co., Ltd. Jul 2018 Director, Koutsu Joho Service Co., Ltd.; Director, For Quality Inc.; Director, Aizu Lab Inc. Nov 2018 Director, Promote Inc. (current) Jul 2020 Director, Koutsu Joho Service Co., Ltd. Jun 2024 Senior Managing Director, General Manager, Administration Division of the Company Jul 2026 Director, Dive Inc. (current) Aug 2026 Director, General Manager, Administration Division of the Company (current)

Apr 1992 Joined Denshi Kaihatsu Gakuen Kyushu Gakuen (school corporation) Apr 1994 Joined SCC Inc. Aug 1996 Director, Grand Fox Co., Ltd. Jul 2000 General Manager, Technology Department, Sales Division of the Company Aug 2001 Director of the Company Aug 2003 General Manager, Technology Department of the Company Aug 2004 Director of the Company Aug 2006 Managing Director of the Company Jun 2012 Managing Director of the Company; General Manager, Business Division Jul 2013 Director, Dive Inc. Nov 2014 Director, Aizu Lab Inc. Dec 2015 Managing Director of the Company; General Manager, Content Business Division Jun 2016 Director, Inaseri Co., Ltd. Jul 2016 Director, Koutsu Joho Service Co., Ltd. Oct 2016 Director, NE Ginjun Co., Ltd. (now NE Investment Co., Ltd.) May 2017 Managing Director of the Company Aug 2017 Director of the Company Dec 2017 Director of the Company; General Manager, Technology Division Jul 2019 Director, Koutsu Joho Service Co., Ltd. Aug 2019 Managing Director of the Company; General Manager, Technology Division Jan 2020 Director, Inaseri Co., Ltd. (current) Jul 2021 Director, Dive Inc. Jun 2024 Representative Director, President of the Company Jul 2024 Director, For Quality Inc. Jun 2025 Senior Managing Director of the Company; General Manager, Corporate Sales Division and Technology Supervisor Aug 2025 Director of the Company; General Manager, Corporate Sales Division and Group Technology Supervisor (Special Assignment to President) Dec 2025 Director of the Company; General Manager, Sales Division and Group Technology Supervisor (Special Assignment to President) (current) Jul 2026 Representative Director, President, Nihon Enterprise Spin-off Preparation Co., Ltd. (current) Aug 2026 Director, Koutsu Joho Service Co., Ltd. (current)

Jun 1984 Joined S&B Kosan Co., Ltd. Dec 1989 Senior Managing Director, Access International Inc. Feb 2000 Representative Senior Managing Director, Kadokawa Digix Inc. (now Kadokawa Ascii Research Institute Inc.) Oct 2003 Representative Director, President, the same company Oct 2007 Director, BitTorrent Inc. Mar 2009 Representative Senior Managing Director, Kadokawa Marketing Inc. (now KADOKAWA Corporation) Jan 2013 Representative Senior Managing Director, Kadokawa Ascii Research Institute Inc. Apr 2019 Representative Director, Chairman, the same company Oct 2023 Chairperson, UPDATE EARTH General Incorporated Foundation (current) Jun 2024 Director, Chairman, Access Trade Center Inc. (current) Aug 2024 Outside Director of the Company (current)

Apr 1996 Joined Japan Broadcasting Corporation (NHK) Jul 2013 Political Reporter and Editorial Commentator, NHK Apr 2018 Visiting Professor, Chukyo University Jul 2019 Chief Editorial Commentator, NHK Aug 2022 Representative Director, Iwata Co., Ltd. (current) Sep 2022 Visiting Professor, Chiba University (current) Apr 2023 Freelance Journalist (current) May 2024 Outside Director, Doutor Nichires Holdings Co., Ltd. (current) Aug 2024 Outside Director of the Company (current)

Apr 1973 Joined Oki Electric Industry Co., Ltd. Oct 1993 Joined Tokyo Telemessage Co., Ltd. Apr 2002 General Manager, Service Development Division, J-Phone Co., Ltd. Oct 2003 General Manager, Development Division, Vodafone K.K. Jul 2005 Managing Executive Officer and Deputy General Manager, Product & Service Development Division, the same company Oct 2006 Executive Officer and Deputy General Manager, Product & Service Division, SoftBank Mobile Corp. May 2010 Executive Officer, the same company Jun 2010 Full-time Audit & Supervisory Board Member, SoftBank Mobile Corp.; Full-time Audit & Supervisory Board Member, Wireless City Planning Inc. Nov 2010 Audit & Supervisory Board Member, WILLCOM, Inc. Aug 2014 Advisor, the Company Jun 2015 Advisor and General Manager, Group Business Promotion Office of the Company Jun 2016 Audit & Supervisory Board Member, Inaseri Co., Ltd. (current) Jul 2016 Audit & Supervisory Board Member, Dive Inc. (current); Audit & Supervisory Board Member, For Quality Inc. (current); Audit & Supervisory Board Member, and One Inc. (current) Aug 2016 Full-time Audit & Supervisory Board Member of the Company (current) Jul 2018 Audit & Supervisory Board Member, Koutsu Joho Service Co., Ltd.; Audit & Supervisory Board Member, Promote Inc. (current) NE Ginjun Co., Ltd. (now NE Investment Co., Ltd.), Audit & Supervisory Board Member (current) Apr 2026 Audit & Supervisory Board Member, Secure Bank Co., Ltd. (current) Jul 2026 Audit & Supervisory Board Member, Nihon Enterprise Spin-off Preparation Co., Ltd. (current) Aug 2026 Audit & Supervisory Board Member, Koutsu Joho Service Co., Ltd. (current) Aug 2026 Audit & Supervisory Board Member, NE Power Co., Ltd. (current)

Feb 1989 Joined Nippon Telecom Co., Ltd. Apr 2002 Assistant to Audit & Supervisory Board Member, the same company Jun 2003 In charge of Audit Committee, the same company Jun 2004 Audit & Supervisory Board Member, JENS Co., Ltd. Mar 2005 Full-time Audit & Supervisory Board Member, I-P Revolution Inc. Jan 2006 Full-time Audit & Supervisory Board Member, Nippon Telecom Network Information Service Co., Ltd. Apr 2007 Assistant to Audit & Supervisory Board Member and Department Manager, SoftBank Telecom Corp. Jul 2011 Assistant to Audit & Supervisory Board Member and Department Manager, SoftBank BB Corp.; Assistant to Audit & Supervisory Board Member and Department Manager, SoftBank Mobile Corp. Jul 2015 Department Manager, Audit & Supervisory Board Office, SoftBank Corp. Aug 2016 Audit & Supervisory Board Member of the Company (current)

Sep 1984 Joined Ota Tetsuzo Certified Public Accountants Office (now EY ShinNihon LLC) Mar 1988 Registered as Certified Public Accountant May 1999 Partner, Ota Showa & Co. (now EY ShinNihon LLC) May 2005 Senior Partner, Shin Nihon & Co. (now EY ShinNihon LLC) Jul 2018 Established Hoshino Certified Public Accountant Office (current) Aug 2018 Audit & Supervisory Board Member (Outside) of the Company (current) Sep 2020 Outside Audit & Supervisory Board Member, Hit Inc. (current) Jul 2023 Outside Audit & Supervisory Board Member, Ishiguro Co., Ltd. (current); Outside Audit & Supervisory Board Member, Ishiguro Holdings Co., Ltd. (current)