Apr 1975 Joined Mitsui Life Insurance Company (now Taiju Life Insurance Company Limited) Jun 1981 Joined Harasawa Home Co., Ltd. Jan 1984 Joined Sanyo Yakuhin HBC Co., Ltd. Apr 1987 Founded Waseda Home Tutor Center in Ota, Gunma Prefecture Jun 1990 Established Waseda Co., Ltd. (now the Company); assumed office as Director Jan 1993 Established Waseda Gakushu Kenkyukai Co., Ltd.; assumed office as Representative Director, President Apr 2002 Assumed office as Representative Director, Chairman and President of the Company Jun 2003 Assumed office as Representative Director of Waseda Shuppan Co., Ltd. (now the Company) Apr 2009 Assumed office as Representative Director, Chairman of the Company Apr 2013 Assumed office as Representative Director of Waseda Zemi Co., Ltd. (now the Company) Apr 2013 Assumed office as Representative Director of Waseda High Co., Ltd. (now the Company) Apr 2013 Assumed office as Representative Director of Waseda Kikaku Co., Ltd. (now the Company) Dec 2014 Assumed office as Representative Director, Chairman and President of the Company Apr 2015 Assumed office as Representative Director of First Kobetsu Co., Ltd. Jan 2018 Established YMM Co., Ltd.; assumed office as Representative Director, President (current) Feb 2018 Assumed office as Representative Liquidator of First Kobetsu Co., Ltd. Jun 2023 Assumed office as Representative Director, Chairman of the Company (current)

Apr 2000 Joined the Company Apr 2012 Assumed office as Director of the Company Dec 2014 Resigned as Director of the Company Apr 2020 Juku Director, Ota Campus of the Company Apr 2022 Assumed office as Director of the Company Jun 2023 Assumed office as Managing Director of the Company Jan 2025 Assumed office as Representative Director, President of the Company (current)

Apr 1995 Joined The Nippon Credit Bank, Ltd. (now Aozora Bank, Ltd.) Jun 2000 Joined Nihon Drake Beam Morin K.K. (now PERSOL Career Consulting Co., Ltd.) Jun 2005 Joined Mitsubishi Securities Co., Ltd. (now Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.) Dec 2005 Joined The Third Planet Co., Ltd. (now Third Planet Co., Ltd.) Jun 2007 Assumed office as Director of that company Aug 2015 Joined Shokukai Co., Ltd. Dec 2020 Joined the Company Apr 2022 Assumed office as Director of the Company (current)

Apr 2007 Joined Venture Bank Co., Ltd. (now SUMI Group Co., Ltd.) Dec 2012 Joined the Company Dec 2021 Juku Director, Kawaguchi Kitamoto Campus of the Company May 2023 Juku Director, Ageo Campus of the Company Apr 2025 General Manager, Operations and Planning Department of the Company Jun 2025 Assumed office as Director of the Company (current)

Apr 2001 Joined the Company Apr 2015 Juku Director, Ota Campus of the Company Apr 2024 General Manager, Operations and Academic Affairs Department of the Company Apr 2025 General Manager, Human Resources Development Department and Academic Affairs Department of the Company Jun 2025 Assumed office as Director of the Company (current)

Dec 2016 Registered as an attorney-at-law Jan 2017 Joined Mori Hamada & Matsumoto Mar 2019 Assumed office as Director of the Company (current) Jun 2019 Assumed office as Director of LABOT Co., Ltd. Oct 2024 Registration as an attorney-at-law cancelled

Aug 1996 Joined TAC Co., Ltd. Oct 1998 Joined Uno Koichi Tax Accountant Office (now KPMG Tax Corporation) Apr 2000 Registered as a certified public accountant Oct 2000 Joined Yamada & Partners Accounting Office (now Yamada & Partners Tax Corporation) Jan 2006 Assumed office as Representative of Kawashima Certified Public Accountant Office (current) Jun 2007 Assumed office as Representative Director of Square Consulting Co., Ltd. (current) Apr 2008 Assumed office as Audit & Supervisory Board Member of Plus Minus Zero Co., Ltd. Jan 2013 Registered as a licensed tax accountant Jun 2014 Assumed office as Outside Audit & Supervisory Board Member of Sophia Holdings Co., Ltd. Aug 2014 Assumed office as Audit & Supervisory Board Member of Forme Gallery Co., Ltd. (current) Mar 2023 Assumed office as Outside Director of Information Technology Development Co., Ltd. (now TDI Co., Ltd.) (current) Jun 2024 Assumed office as Outside Director of the Company (current) Aug 2024 Assumed office as Audit & Supervisory Board Member of Inage Driving School Co., Ltd. (current)

Apr 1984 Joined Gunma Prefectural Police Mar 2022 Deputy Chief, Numata Police Station, Gunma Prefectural Police Mar 2023 Deputy Chief, Isesaki Police Station, Gunma Prefectural Police Mar 2025 Section Chief, Second Organized Crime Countermeasures Section, Gunma Prefectural Police Headquarters Aug 2026 Scheduled to assume office as Outside Director (Audit and Supervisory Committee Member) of the Company

Apr 1987 Joined Kanto-Shinetsu Regional Taxation Bureau (corporate tax examination) Apr 2005 Joined Gunma Prefectural Police (financial investigation officer) Jun 2020 Opened Kamagawa Tax Accountant Office (current) Nov 2021 Assumed office as Outside Audit & Supervisory Board Member of the Company Jun 2022 Assumed office as Outside Director (Audit and Supervisory Committee Member) of the Company (current) May 2025 External Auditor, Kiryu Corporate Association (current) Jun 2025 External Auditor, Gunma Victim Support Center Stepp (current)

Jan 2013 Joined Dai Law Office (now Dai Sogo Law Office) Jun 2016 Assumed office as Auditor, National Association of Small-Scale Childcare (NPO) (current) Jul 2016 Assumed office as Auditor, Social Venture Partners Tokyo (NPO) (current) Feb 2018 Assumed office as Auditor, Cancer Policy Summit (NPO) Oct 2022 Assumed office as Representative, Dai Sogo Law Office (current) Nov 2022 Assumed office as Outside Director (Audit and Supervisory Committee Member) of the Company (current) Jan 2024 Assumed office as Audit & Supervisory Board Member of STARTO ENTERTAINMENT Co., Ltd. (current)

Nov 2002 Joined Tokyo Legal Mind Co., Ltd. Nov 2003 Joined Chuo Aoyama Audit Corporation Jul 2006 Joined Shin Nihon & Co. (now EY Shin Nihon LLC) Apr 2007 Registered as a certified public accountant Aug 2007 Joined Yamada & Partners Tax Corporation Jun 2010 Assumed office as Representative of Naoya Onaka Certified Public Accountant Office (current) Jan 2013 Assumed office as Representative Director of ONK General Accounting Consulting Co., Ltd. (current) Jun 2016 Assumed office as Auditor of Japan Health Promotion Organization (general incorporated foundation) (current) Feb 2019 Assumed office as Outside Audit & Supervisory Board Member of Boardrua Co., Ltd. Apr 2020 Assumed office as Audit & Supervisory Board Member of Soundwave Innovation Co., Ltd. (current) Jun 2020 Assumed office as Outside Director of Goyo Intex Co., Ltd. Aug 2021 Assumed office as Audit & Supervisory Board Member of Revolca Co., Ltd. (current) Jun 2024 Assumed office as Outside Director of the Company (current) Jun 2025 Assumed office as Outside Director (Audit and Supervisory Committee Member) of the Company (current)