Sep 2013 Joined MicroAd, Inc. Nov 2015 Established Alpaca Co., Ltd. (current name: Smart Media Co., Ltd.); assumed position of Representative Director Oct 2018 Established the Company Jan 2019 Assumed position of Representative Director of the Company (current) Mar 2023 Assumed position of Representative Director, President, M&A Research Institute Holdings Inc. (current)

Apr 2010 Joined Keyence Corporation Jul 2015 Joined M&A Capital Partners Co., Ltd. Jul 2019 Joined the Company; General Manager, Sales Division Apr 2020 Assumed position of Director of the Company (current) Mar 2023 Assumed position of Director, General Manager, Sales Division, M&A Research Institute Holdings Inc. (current)

Apr 2006 Joined The Chukyo Bank, Ltd. (now Aichi Bank, Ltd.) Oct 2016 Joined Strike Co., Ltd. Apr 2024 Assumed position of Executive Officer, M&A Research Institute Holdings Inc. Apr 2025 Assumed position of Director, M&A Research Institute Holdings Inc. (current) Oct 2025 Assumed position of Executive Officer and CFO of the Company Dec 2025 Assumed position of Director and CFO of the Company (current)

Apr 2007 Joined Daiwa SMBC Securities Co., Ltd. (now Daiwa Securities Co., Ltd.) Nov 2014 Assumed position of Director, and factory Co., Ltd. Dec 2019 Assumed position of Representative Director, Beyond X Co., Ltd. (current) Jan 2020 Assumed position of Director, AIQ Co., Ltd. (current) Feb 2020 Assumed position of Representative Director, three Co., Ltd. (current) Apr 2020 Assumed position of Outside Director of the Company (current) Mar 2023 Assumed position of Outside Director, M&A Research Institute Holdings Inc. (current)

Apr 2000 Joined Nomura Securities Co., Ltd. Aug 2017 Established Kakeru Partners; assumed position of Managing Partner (current) Nov 2017 Assumed position of Director (Audit and Supervisory Committee Member), HEROZ, Inc. (current) Jun 2020 Assumed position of Director (Audit and Supervisory Committee Member), Itsumo Co., Ltd. (current) Dec 2022 Assumed position of Outside Director of the Company (current) Mar 2023 Assumed position of Outside Director, M&A Research Institute Holdings Inc. (current) Aug 2025 Assumed position of Outside Director, G-DEP Advance Co., Ltd. (current)

Apr 2004 Joined USEN Corporation Apr 2007 Worked as a freelance announcer on news programs and other broadcasts (to 2015) Dec 2016 Registered as attorney-at-law; joined Yamazaki, Akiyama & Yamashita Law Office Jun 2019 Part-time Public Relations Officer, Second Tokyo Bar Association (current) Apr 2021 Vice Chair, Public Relations Committee, Kanto Federation of Bar Associations Oct 2023 Civil Mediation Officer (part-time judge), Tokyo Summary Court (current) Dec 2023 Assumed position of Outside Director of the Company (current) Dec 2023 Assumed position of Outside Director, M&A Research Institute Holdings Inc. (current) Dec 2024 Partner, Uga Kokusai Law Office (current) May 2025 Assumed position of Outside Audit & Supervisory Board Member, Vitalbridge Japan Co., Ltd. (current) Jul 2025 Part-time Public Relations Officer, Japan Federation of Bar Associations (current)

Oct 1999 Joined Asahi & Co. (now Azsa LLC) Jul 2020 Opened Naoki Okamoto CPA Office (current) Jul 2020 Assumed position of Audit & Supervisory Board Member of the Company (current) Mar 2023 Assumed position of Audit & Supervisory Board Member, M&A Research Institute Holdings Inc. (current)

Dec 2006 Joined Tohmatsu & Co. (now Deloitte Tohmatsu LLC) Dec 2011 Joined CyberAgent, Inc. Aug 2013 Opened Yosuke Higashi CPA Office (current) Jul 2015 Joined GameWith, Inc. Sep 2015 Assumed position of General Manager, Administration Department, GameWith, Inc. Feb 2016 Assumed position of Director and General Manager, Administration Department, GameWith, Inc. Aug 2018 Assumed position of Executive Officer, GameWith, Inc. Aug 2019 Assumed position of General Manager, Internal Audit Office, GameWith, Inc. Dec 2019 Assumed position of Outside Audit & Supervisory Board Member, PROGRIT Inc. (current) Apr 2020 Assumed position of Outside Audit & Supervisory Board Member of the Company (current) Mar 2021 Assumed position of Outside Audit & Supervisory Board Member, ABCash Technologies (current) Feb 2023 Assumed position of Outside Audit & Supervisory Board Member, Ashall Design Co., Ltd. (current) Mar 2023 Assumed position of Outside Audit & Supervisory Board Member, M&A Research Institute Holdings Inc. (current) Jul 2023 Assumed position of Outside Audit & Supervisory Board Member, Anotherworks Inc. (current) Jan 2025 Joined Stack Inc.

Sep 2007 Joined Mori Hamada & Matsumoto Jul 2011 Opened Kumazawa Makoto Law Office as Representative Aug 2012 Assumed position of Co-Representative, Shinko Sogo Law Office (current) Jun 2013 Assumed position of Outside Director, Japan M&A Management Co., Ltd. (current) Mar 2014 Assumed position of Outside Audit & Supervisory Board Member, Renovareru Inc. Sep 2016 Assumed position of Outside Audit & Supervisory Board Member, Life is Tech Inc. (current) Mar 2019 Assumed position of Outside Audit & Supervisory Board Member, Aidis Co., Ltd. (current) Jul 2019 Assumed position of Outside Audit & Supervisory Board Member, One Media Inc. Nov 2019 Assumed position of Outside Audit & Supervisory Board Member, Independence Incubator Inc. (current) Dec 2020 Assumed position of Outside Audit & Supervisory Board Member of the Company (current) Aug 2021 Assumed position of Outside Audit & Supervisory Board Member, RY Corporation (current) Mar 2023 Assumed position of Outside Audit & Supervisory Board Member, M&A Research Institute Holdings Inc. (current)