Apr 1998 Joined Itochu Corporation Apr 1999 Seconded to Itochu Orico Insurance Service Co., Ltd. (formerly Itochu Insurance Service Co., Ltd.) Jul 2006 Seconded to the Company; Director Feb 2008 Seconded to COSMOS AME (Chicago office) Oct 2009 Seconded to ITOCHU Financial Services (IFS) (New York office) Jul 2010 Life Care Business Promotion Department, Itochu Corporation Apr 2012 Director, the Company Apr 2016 Representative Director, President, the Company (current)

May 2005 Joined Itochu Electronics Co., Ltd. (now Itochu Interactive Inc.) Jul 2006 Seconded to the Company Apr 2010 Transferred to the Company Apr 2015 Acting General Manager, Corporate Business Division Feb 2017 General Manager, Data Solutions Business Division Feb 2020 General Manager, CRM Promotion Department Nov 2020 Executive Officer in charge of Corporate Planning; General Manager, Corporate Planning Office Oct 2021 Executive Officer in charge of Corporate Planning and Management; General Manager, Management Department Sep 2022 Executive Officer in charge of Existing Customer Sales and Operations for Health Checkup Solutions Business, and Corporate Planning Nov 2022 Executive Officer in charge of Existing Customer Sales and Operations for Health Checkup Solutions Business, and Corporate Planning; General Manager, CRM Promotion Department Jul 2023 Executive Officer (delegated type) in charge of Existing Customer Sales and Operations for Health Checkup Solutions Business and Corporate Planning Office; assumed position Jan 2024 Executive Officer (delegated type) in charge of Corporate Planning Office, Management Department and Human Resources & General Affairs Department; General Manager, Corporate Planning Office and Management Department May 2024 Executive Officer (delegated type) in charge of Corporate Management; General Manager, Corporate Management Division Jun 2024 Director, the Company (current) Mar 2026 Representative Director, Vice President, Ashita no Team Co., Ltd. (current)

Apr 1999 Joined Nichimen Corporation (now Sojitz Corporation) May 2013 Graduated from IESE Business School (MBA) Sep 2013 Joined Boston Consulting Group Apr 2015 Joined Sompo Japan Nipponkoa Insurance Inc. (now Sompo Japan Insurance Inc.); seconded to Sompo Japan Nipponkoa Holdings, Inc. (now Sompo Holdings, Inc.) Dec 2015 Seconded to Sompo Care Next Inc. (now Sompo Care Inc.) Jan 2019 Special Project Manager, Senior Market Business Division, Sompo Holdings, Inc.; Special Project Manager, Business Creation Department, Sompo Japan Nipponkoa Insurance Inc. Apr 2019 Special Project Manager, Corporate Planning Department, Sompo Holdings, Inc. Jan 2020 Special Project Manager, Corporate Planning Department, Sompo Holdings, Inc. (posted in Hamilton, Bermuda); Special Project Manager, Overseas Business Planning Department, Sompo Japan Nipponkoa Insurance Inc.; seconded to Endurance Specialty Insurance Ltd. Apr 2023 General Manager, New Business Promotion Office, Sompo Holdings, Inc. Apr 2024 Executive Officer, Well-being Business Division, Sompo Holdings, Inc. (current) Nov 2024 Outside Director, the Company (current) Jan 2025 Director and Executive Officer, RIZAP Group, Inc. (current) Apr 2025 Executive Officer in charge of SOMPO Well-being Business, Sompo Holdings, Inc. (current)

Jan 2013 Joined Yahoo Japan Corporation Sep 2015 Joined Sato Sogo Law Offices Dec 2018 Outside Audit & Supervisory Board Member, SmartHR, Inc. Feb 2019 Partner, Miura & Partners Apr 2019 Outside Corporate Auditor, Wakrak Inc. Mar 2021 Outside Director (Audit and Supervisory Committee Member), SmartHR, Inc. (current) Jun 2021 Outside Director, the Company (current) May 2023 Outside Corporate Auditor, Kaminashi Inc. (current) Apr 2025 Attorney at Law, OLD NEW THINGS Law Office (current) May 2025 Outside Corporate Auditor, Monogusa Co., Ltd. (current) Jan 2026 Outside Director, Timee Inc. (current) Mar 2026 Outside Corporate Auditor, POLA ORBIS HOLDINGS INC. (current)

Jan 1989 Joined Seibu Credit Co., Ltd. (now Credit Saison Co., Ltd.) Jun 2014 Director in charge of Strategic Human Resources, Credit Saison Co., Ltd. Mar 2016 Director; General Manager, Sales Promotion Business Division, Credit Saison Co., Ltd. May 2018 Executive Officer; General Manager, Human Resources & General Affairs Division, Calbee, Inc. Apr 2019 Managing Executive Officer, CHRO; General Manager, Human Resources & General Affairs Department, Calbee, Inc. Jun 2020 Outside Director, ZENTech Inc. Mar 2022 Outside Director, SmartHR, Inc. (current) Apr 2023 Senior Managing Executive Officer, CHRO, Members Co., Ltd. Dec 2023 Outside Director, COLOPL, Inc. (current) Jun 2024 Outside Director, Shizuoka Railway Co., Ltd. (current) Oct 2024 Outside Director, ZENTech Inc. (current) Jun 2025 Outside Director, the Company (current)

Apr 1980 Joined Nippon Fire & Marine Insurance Co., Ltd. (now Sompo Japan Insurance Inc.) Jun 2004 General Manager, Corporate Development Office, Fire & Casualty Lines Department, Nippon Fire & Marine Insurance Co., Ltd.; concurrently Director, NK Risk Consulting Co., Ltd. (now SOMPO Risk Management Inc.) Apr 2006 General Manager, Auto Insurance Department, Nippon Fire & Marine Insurance Co., Ltd.; concurrently Audit & Supervisory Board Member, Sonpo 24 Insurance Co., Ltd. (now Saison Automobile & Fire Insurance Co., Ltd.); Director, Hotline 24 Co., Ltd. (now SOMPO Communications Inc.) Aug 2009 General Manager, Corporate Insurance Department, Nippon Fire & Marine Insurance Co., Ltd.; concurrently Director, NK Zurich Co., Ltd. Apr 2012 Seconded to Nippo Co., Ltd. as Representative Director, President Apr 2018 Expert Elder, Internal Audit Department, Sompo Japan Nipponkoa Insurance Inc. (now Sompo Japan Insurance Inc.) Dec 2020 Full-time Outside Corporate Auditor, the Company (current)

Apr 1994 Joined Idemitsu Kosan Co., Ltd. Nov 2000 Joined Erika International Ltd. Sep 2004 Joined Comsn Co., Ltd. Jan 2008 Transferred to Radia Holdings Co., Ltd. (parent company of Comsn Co., Ltd.; now Technopro Holdings, Inc.) Aug 2010 Joined Wingle Inc. (now LITALICO Inc.) Apr 2012 General Manager, Internal Audit Office, Wingle Inc. Jun 2013 Full-time Corporate Auditor, Wingle Inc. Jun 2017 Full-time Director, Audit and Supervisory Committee Member, Wingle Inc. Oct 2018 Director, Japan Audit & Supervisory Board Members Association (public interest incorporated association) Nov 2019 Managing Director, Japan Audit & Supervisory Board Members Association (current) Jun 2020 Outside Director, Audit and Supervisory Committee Member, Quest Co., Ltd. (current) Dec 2020 Corporate Auditor, Family Corporation Co., Ltd. Mar 2021 Outside Audit & Supervisory Board Member, the Company (current) Sep 2021 Full-time Corporate Auditor, dely Inc. (now Kurashiru Inc.) (current) Jan 2025 Outside Corporate Auditor, ventus Inc. (now HEARTBEATS Inc.) (current)

Apr 1992 Joined Union Bank of Switzerland (now UBS) Sep 1993 Joined Societe Generale Bank Apr 1996 Joined Deloitte Touche Tohmatsu, San Francisco Office, USA Apr 2002 Established Sato Keiei Law Office; Representative (current) Jul 2004 Outside Audit & Supervisory Board Member, Ace Insurance Co., Ltd. (now Chubb Insurance Co., Ltd.) Oct 2006 Outside Audit & Supervisory Board Member, State Street Trust and Banking Co., Ltd. Jun 2007 Outside Audit & Supervisory Board Member, mixi, Inc. (MIXI, Inc.) Jun 2021 Outside Audit & Supervisory Board Member, the Company (current) AI inside Inc. Outside Director, Audit and Supervisory Committee Member (current) Apr 2023 Outside Corporate Auditor, Andpad Inc. (current)