Apr 1995 Joined Ministry of Posts and Telecommunications (now Ministry of Internal Affairs and Communications) Aug 2015 Officer, Planning Division, Postal Administration Department, Information and Communications Bureau, Ministry of Internal Affairs and Communications Apr 2016 Joined DeNA; General Manager, Sports Promotion Office Apr 2016 Representative Director, President, Yokohama Stadium Co., Ltd. Oct 2016 General Manager, Sports Business Division, DeNA Oct 2016 Representative Director, President, Yokohama DeNA BayStars Baseball Club Co., Ltd. Jul 2017 Executive Officer and General Manager, Sports Business Division, DeNA Apr 2019 Managing Executive Officer, Chief Operating Officer (COO) and General Manager, Sports Business Division, DeNA Apr 2019 Director, Chairman, Yokohama Stadium Co., Ltd. Jun 2019 Director, Executive Officer, Chief Operating Officer (COO) and General Manager, Sports Business Division, DeNA Apr 2020 Director, Executive Officer, COO; General Manager, Sports Business Division; Deputy General Manager, Game & Entertainment Business Division, DeNA Oct 2020 Director, Executive Officer, COO, DeNA Apr 2021 Representative Director, President, Executive Officer, Chief Executive Officer (CEO), DeNA (scheduled to step down in Jun 2026) Jun 2026 Representative Director, Chairman, DeNA (scheduled to assume office in Jun 2026)

Apr 1986 Joined McKinsey & Company, Inc. Japan Jun 1990 Obtained Master of Business Administration, Harvard Business School Dec 1996 Partner, McKinsey & Company, Inc. Japan Mar 1999 Established Dena Co., Ltd. (limited company), Director Aug 1999 Reorganized as DeNA Co., Ltd., Representative Director Sep 2004 Representative Director, President, DeNA Jun 2005 Representative Director, President, Mobaoku Co., Ltd. Apr 2009 Representative Director, President and Chief Executive Officer (CEO), DeNA Jun 2011 Director, DeNA Jun 2013 Director and Executive Officer, DeNA Jan 2015 Director and Owner, Yokohama DeNA BayStars Baseball Club Co., Ltd. (current) Jun 2015 Director, Chairman and Executive Officer, DeNA Mar 2017 Representative Director, Chairman and Executive Officer, DeNA Sep 2019 Representative Director, Delight Ventures Inc. (current) Apr 2021 Representative Director, Chairman, DeNA (scheduled to step down in Jun 2026) Mar 2023 Representative Director, Delight Builder Inc. (current); Representative Director, Delight Capital Inc. (current) Jun 2026 Representative Director, President and Executive Officer, CEO, DeNA (scheduled to assume office in Jun 2026)

Apr 2001 Joined Zenyaku Kogyo Co., Ltd. Mar 2002 Joined DeNA Apr 2009 General Manager, Internet Marketing Business Division Sales, DeNA Apr 2011 Manager, Business Development Department, Social Media Business Division, DeNA Jan 2012 General Manager, Business Development Office, DeNA Jun 2012 General Manager, Business Development Division, DeNA Apr 2013 General Manager, Corporate Alliance Division, DeNA Apr 2014 Executive Officer and General Manager, External Relations Division, DeNA Mar 2019 Representative Director, President, Shueisha DeNA Projects Inc. Apr 2019 Managing Executive Officer and General Manager, External Relations Division, DeNA Jun 2021 Director, Executive Officer, Chief Business Development Officer (CBO) and General Manager, External Relations Division, DeNA Oct 2021 Director, Executive Officer, CBO; General Manager, Game Business Division and External Relations Division, DeNA Apr 2022 Director, Executive Officer, CBO, DeNA Oct 2022 Director, Executive Officer, DeNA Apr 2023 Director, Nintendo Systems Co., Ltd. (current) Jun 2024 Director, Executive Officer, General Manager, Corporate Strategy Division, DeNA (current) Dec 2024 Representative Director, President, D-Smile Co., Ltd. (current)

Apr 1997 Joined Itochu Corporation Apr 1998 Joined Lehman Brothers Securities Co., Ltd. Nov 2008 Joined Barclays Capital Securities Ltd. (now Barclays Securities Japan Limited) Sep 2011 Joined SMBC Nikko Securities Inc. Mar 2014 Partner, World Innovation Lab (WiL) Jan 2024 Outside Director, bitbank, Inc. (current) Jun 2024 Outside Director, DeNA (current) Mar 2025 Outside Director, THECOO Inc. (current) Aug 2025 Representative Director, Coalis Inc. (current)

Apr 1984 Joined McKinsey & Company, Inc. Japan Sep 1990 Joined The Industrial Bank of Japan, Ltd. Apr 1999 Joined McKinsey & Company, Inc. Japan Sep 2006 Joined AlixPartners Asia LLC Aug 2007 Endowed Professor, Innovation Management Science, Office of Industry-Academia-Government Collaboration, Kyoto University Apr 2012 Visiting Professor, Graduate School of Economics, Kyushu University Apr 2014 Visiting Professor, Faculty of Economics, Ryukoku University Apr 2020 Specially Appointed Professor, Innovation Management Science, Office of Industry-Academia-Government Collaboration, Kyoto University Apr 2023 Specially Appointed Professor, Institute of International Academic Research, Kyoto University of Advanced Science Apr 2024 Specially Appointed Professor, Innovation Management Science, Growth Strategy Headquarters, Kyoto University Jun 2025 Outside Director, DeNA (current) Apr 2026 Professor, Institute of International Academic Research, Kyoto University of Advanced Science (current); Specially Appointed Professor, Innovation Management Science Department, Growth Strategy Headquarters, Kyoto University (current)

Apr 1990 Joined Goldman Sachs Securities Co., Ltd. Sep 1995 Joined McKinsey & Company, Inc. Japan Apr 1998 Director of Finance, NextCard, Inc. Oct 1998 Co-founder, Unison Capital Corp. Apr 1999 Partner and Investment Committee Member, Unison Capital Corp. May 2019 Representative Director, Unison Capital Corp. Jun 2024 Chairman of the Board, Unison Capital Corp. (current) Apr 2025 Outside Director, TIER IV, Inc. (current) May 2025 Standing Managing Director, Keio University (current) Jun 2026 Outside Director, DeNA (scheduled to assume office in Jun 2026)

Apr 1980 Joined Nippon Telegraph and Telephone Public Corporation (now NTT, Inc.) Jun 2009 Executive Officer, NTT DOCOMO, Inc. Mar 2013 Managing Executive Officer, NTT DOCOMO Jun 2014 Director, Managing Executive Officer, NTT DOCOMO Jun 2016 Representative Director, Executive Vice President, NTT DOCOMO Jun 2019 Representative Director, President, DOCOMO CS, Inc. Jun 2020 Outside Director, DeNA Jun 2021 Adviser, DOCOMO CS, Inc. Nov 2022 Director, Umetsu Foundation Jun 2025 Full-time Audit & Supervisory Board Member, DeNA (current)

Apr 1989 Joined Nippon Telegraph and Telephone Corporation (now NTT, Inc.) Oct 1993 Joined Century Audit Corporation (now EY ShinNihon LLC) Jul 1999 Seconded to Financial Supervisory Agency (now Financial Services Agency) Jul 2001 Returned to ShinNihon Audit Corporation (now EY ShinNihon LLC) Oct 2005 Opened Inaba Certified Public Accountant Office Jul 2007 Established PAS Inc. (now Hayabusa Consulting Inc.), Representative Director (current) Sep 2009 Established Tokyo International Accounting Co., Ltd., Representative Director Nov 2010 Established Hayabusa Audit LLC, Representative Partner Jun 2014 Outside Director, Towa Bank, Ltd.; Outside Director, Yachiyo Bank, Ltd. (now Kiraboshi Bank, Ltd.) Oct 2014 Outside Audit & Supervisory Board Member, Tokyo TY Financial Group, Inc. (now Tokyo Kiraboshi Financial Group, Inc.) Dec 2014 Representative Partner, Hayabusa Tax Accounting Corporation (current) Jun 2019 Outside Audit & Supervisory Board Member, DeNA (current) Jun 2021 Outside Audit & Supervisory Board Member, Kanematsu Corporation (current) Jul 2021 Representative Partner, Hoyamori Audit Corporation (current) Jun 2026 Outside Audit & Supervisory Board Member, Tokyo Kiraboshi Lease Co., Ltd. (current); Outside Audit & Supervisory Board Member, Kiraboshi Life Design Securities Co., Ltd. (current)

Apr 1989 Joined Goldman Sachs Securities Co., Ltd. Jul 2005 Established Ciel Bleu Inc., Representative Director and President Aug 2007 Joined Unison Capital Corp. Sep 2013 Professor, Faculty of Hospitality and Tourism, Meiji University Apr 2017 Associate Professor, Faculty of Economics, Takasaki City University of Economics Apr 2018 Part-time Lecturer, National Graduate Institute for Policy Studies Jun 2019 Outside Audit & Supervisory Board Member, DeNA (current) Feb 2022 Outside Director, Keiei Shokei Shien Inc. Jun 2022 Outside Director, Japan Post Bank Co., Ltd. (current) Jun 2024 Outside Director, Yomeishu Seizo Co., Ltd. (current) Apr 2026 Professor, Faculty of Economics, Takasaki City University of Economics (current)

Apr 1981 Joined Sumitomo Corporation Apr 2012 Executive Officer and General Manager, Corporate Risk Management Division, Sumitomo Corporation Dec 2014 Outside Audit & Supervisory Board Member, Kato Sangyo Co., Ltd. Apr 2015 Managing Executive Officer and General Manager, Media & Lifestyle Business Division, Sumitomo Corporation Jun 2015 Representative Director, Managing Executive Officer, Sumitomo Corporation Apr 2017 Representative Director, Senior Managing Executive Officer, Sumitomo Corporation; Director and President, Jupiter Telecommunications Co., Ltd. (now J:COM Co., Ltd.) Jul 2017 Representative Director, President, Sumitomo Corporation Jul 2020 Representative Director, Chairman, Sumitomo Corporation Jun 2022 Outside Audit & Supervisory Board Member, DeNA (current) Jun 2023 Outside Audit & Supervisory Board Member, TV Tokyo Holdings Corporation (current) Mar 2024 Outside Director, Skylark Holdings Co., Ltd. (current)