Apr 1998 Joined CSK Corporation (now SCSK Corporation) Nov 2004 Joined Accenture K.K. Apr 2011 Joined IBM Japan, Ltd. Dec 2012 Founded the Company; Representative Director, CEO (current)

Apr 2001 Joined Nippon Koei Co., Ltd. Apr 2008 Joined IBM Business Consulting Services K.K. (now IBM Japan, Ltd.) Dec 2012 Founded the Company; Director Sep 2023 Representative Director, COO of the Company (current)

Apr 2005 Joined Accenture K.K. May 2009 Joined DeNA Co., Ltd. Sep 2023 Joined the Company; General Manager, Management Foundation Strengthening Division (current) Nov 2023 Executive Officer of the Company (current) Sep 2024 Director of the Company (current) Jul 2025 General Manager, Group Human Resources Strategy Office (current)

Oct 2005 Joined Recruit Co., Ltd. (now Recruit Holdings Co., Ltd.) Jan 2009 Director and CMO, Wanzy Technologies Inc. Mar 2013 Joined IBM Japan, Ltd. Feb 2018 Joined SRI International Feb 2021 Joined B-Bit Corporation May 2024 Joined the Company Jun 2025 Executive Officer of the Company (current) Jul 2025 General Manager, Group Business Planning Office of the Company Oct 2025 Director, Mays Inc. (current) Apr 2026 Deputy General Manager, Data-Informed Business Division of the Company (current)

Mar 1992 Joined Accenture K.K. Sep 2005 Executive Partner, Accenture K.K. Jan 2010 Joined Enterprise Turnaround Initiative Corporation of Japan (now Regional Economy Vitalization Corporation of Japan); Managing Director May 2011 Outside Director, Shibamasa Kankō Kaihatsu Co., Ltd. (dispatched) Jun 2011 Director and Senior Managing Executive Officer, Fujishoin Co., Ltd. (dispatched) Sep 2011 Outside Director, Okisou Kensetsu Co., Ltd. (dispatched) Mar 2013 Joined JVC KENWOOD Corporation Jun 2016 Representative Director, Senior Managing Executive Officer, Chief Strategy Officer and Chief Operating Officer for Media Services, JVC KENWOOD Corporation Apr 2017 Joined Nidec Corporation Jun 2017 Senior Managing Executive Officer, Nidec Corporation May 2019 Joined Roland Berger Ltd.; Senior Partner (current) Jan 2021 Outside Director of the Company (current) Jan 2023 Outside Director, Globing Inc. (current) Note: All dispatch positions above were held through Enterprise Turnaround Initiative Corporation of Japan (now Regional Economy Vitalization Corporation of Japan).

Apr 2000 Joined PricewaterhouseCoopers Consulting Co., Ltd. (now IBM Japan, Ltd.) Sep 2005 Joined President Inc. Jan 2018 Joined Mediagene Inc.; Business Producer, Business Insider Japan Mar 2021 Brand Director, Business Insider Japan, Mediagene Inc. Apr 2022 Brand Editor-in-Chief, Business Insider Japan, Mediagene Inc. (current) May 2024 Executive Officer, Mediagene Inc. (current) Sep 2024 Outside Director of the Company (current)

Apr 1982 Joined Kirin Brewery Company, Limited (now Kirin Holdings Company, Limited) Apr 1997 Seconded to Kirin Agribio EC B.V. (now H2 Equity Partners B.V.) Jul 2001 Seconded to Kirin Agribio Co., Ltd. (now Dumen Orange Japan Co., Ltd.) Apr 2010 Seconded to Japan Agribio Co., Ltd. (now Dumen Orange Japan Co., Ltd.) Apr 2013 Returned to Kirin Holdings Company, Limited Mar 2016 Standing Audit & Supervisory Board Member, Kyowa Hakko Kirin Co., Ltd. (now Kyowa Kirin Co., Ltd.) May 2020 Outside Audit & Supervisory Board Member of the Company (current) Nov 2022 Outside Director (Audit and Supervisory Committee Member), Polite Inc.

Oct 2003 Joined Asahi Audit Corporation (now Azsa LLC) Apr 2017 Established Kumakura Certified Public Accountant Office (current) May 2017 Outside Audit & Supervisory Board Member, Bank of Innovation, Inc. Dec 2019 Outside Director (Audit and Supervisory Committee Member), Bank of Innovation, Inc. (current) Sep 2020 Outside Audit & Supervisory Board Member of the Company (current) Mar 2024 Outside Director (Audit and Supervisory Committee Member), Chatwork Co., Ltd. (now kubell Inc.) (current)

Apr 2000 Joined Citibank, N.A., Japan Dec 2009 Registered with Yokohama (now Kanagawa Prefecture) Bar Association Dec 2009 Joined Nihon Odori Law Office (current) Feb 2022 Outside Director, Japanias Inc. Sep 2025 Outside Audit & Supervisory Board Member of the Company (current) Feb 2026 Outside Director (Audit and Supervisory Committee Member), Japanias Inc. (current)