Apr 2001 Joined Transworld Japan K.K. Feb 2006 Joined Yahoo Japan Corporation Nov 2010 Joined Citibank Japan Ltd. Feb 2013 Founded the Company; assumed office as Representative Director, President and CEO (current) Sep 2024 Assumed office as Outside Director, Fuller Inc. (current) Nov 2025 Assumed office as Director, Choose Monster Inc. (now Yapli Food Connect Inc.) (current)

Apr 2008 Joined Yahoo Japan Corporation Feb 2013 Founded the Company; assumed office as Director, CTO Jan 2022 Assumed office as Director of the Company (current)

Apr 2010 Joined DeNA Co., Ltd. Dec 2016 Joined Kyash Inc. Jun 2018 Joined the Company Jan 2019 Assumed office as General Manager, Platform Development Department, Product Development Division Jan 2021 Assumed office as General Manager, Product Development Division Jan 2022 Assumed office as Executive Officer, CTO (current) Mar 2023 Assumed office as Director of the Company (current) Jul 2024 Assumed office as General Manager, Development Division (current) Jan 2026 Assumed office as General Manager, Systems Division (current)

Jan 2017 Founded Amber Bridge Partners LLC (California, USA); CEO (current) Jul 2017 Assumed office as Managing Director, Mistletoe USA (California, USA) Mar 2018 Assumed office as Outside Director, EdCast, Inc. (California, USA) May 2018 Assumed office as Executive Advisor, Z Corporation Inc. Feb 2019 Assumed office as Outside Director, CoinDesk Japan K.K. Dec 2019 Assumed office as Outside Director, S4 Capital Plc (UK) (current) Apr 2020 Assumed office as Senior Advisor, FiscalNote Holdings, Inc. (Washington, D.C., USA) Jul 2020 Assumed office as Advisory Board Member, Transformative Technology Lab (California, USA) Dec 2021 Co-founded Niremia Collective, LLC; assumed office as Co-Founder and Managing Partner (current) Mar 2024 Assumed office as Director of the Company (current) Jul 2025 Assumed office as Outside Director, TNL Mediagene (Cayman Islands) (current)

Oct 1993 Joined Tohmatsu & Co. (currently Deloitte Touche Tohmatsu LLC) Dec 2011 Opened Misae Maruyama CPA Office; assumed office as Representative (current) Aug 2021 Assumed office as Audit and Supervisory Board Member, 3-Shake Inc. Mar 2022 Assumed office as Outside Audit and Supervisory Board Member of the Company (current) May 2023 Assumed office as Outside Director (Audit and Supervisory Committee Member), DIP Corporation (current) Jun 2024 Assumed office as Outside Audit and Supervisory Board Member, Ayumi Pharmaceutical Holdings Corporation (current) Jun 2025 Assumed office as Outside Director, Taiyo Holdings Co., Ltd. (current)

Dec 2005 Joined Azsa & Co. (currently Ernst & Young ShinNihon LLC) Jul 2015 Opened Ishikawa CPA Office; assumed office as Representative (current) Sep 2015 Assumed office as Representative Director, Andbee Inc. (current) Jun 2016 Assumed office as Audit and Supervisory Board Member, Akatsuki Inc. Apr 2018 Assumed office as Outside Audit and Supervisory Board Member of the Company (current) Nov 2024 Assumed office as Outside Director, Eitai Inc. (current)

Dec 2015 Joined Nagashima Ohno & Tsunematsu Dec 2018 Joined Aoyama Sogo Law Office May 2019 Seconded to avex inc. May 2021 Seconded to freee K.K. Mar 2022 Assumed office as Outside Audit and Supervisory Board Member of the Company (current) Apr 2022 Assumed office as Partner Attorney, Aoyama Sogo Law Office (current) Nov 2022 Assumed office as Outside Audit and Supervisory Board Member, ADDIX Inc. Dec 2024 Assumed office as Outside Audit and Supervisory Board Member, CLUE Inc. (current) Mar 2025 Outside Audit and Supervisory Board Member, X Mile Inc. (current)