Jan 1972 Joined Nihon Montedison K.K. Mar 1975 Transferred to Nihon Zanbon K.K. Feb 1991 Established Koa Shoji Co., Ltd.; Director of the same company Aug 1994 Representative Director and Vice President of the same company Aug 1995 Representative Director and President of the same company Jul 2011 Director, Isei Co., Ltd. Aug 2013 Representative Director and Chairman, Koa Shoji Co., Ltd. Jan 2015 Representative Director and President, the Company (current) Aug 2015 Representative Director and Chairman, Koa Biotech Bay Co., Ltd. Sep 2016 Representative Director, Chairman and President, Koa Isei Co., Ltd. Sep 2016 Representative Director and Chairman, Koa Pharmaceutical Co., Ltd. (now Koa Biotech Bay Co., Ltd.) Sep 2018 Representative Director, Chairman and President, Koa Shoji Co., Ltd. Sep 2018 Representative Director and Chairman, Koa Isei Co., Ltd. (current) Sep 2018 Representative Director, Chairman and President, Koa Biotech Bay Co., Ltd. Sep 2019 Representative Director and Chairman, Koa Biotech Bay Co., Ltd. Sep 2020 Representative Director, Chairman and President, Koa Pharmaceutical Co., Ltd. (now Koa Biotech Bay Co., Ltd.) Sep 2021 Representative Director and Chairman, Koa Shoji Co., Ltd. (current) Sep 2021 Representative Director and Chairman, Koa Pharmaceutical Co., Ltd. (now Koa Biotech Bay Co., Ltd.) Oct 2021 Established Shuto Scholarship Foundation (now Shuto Scholarship Foundation, public interest incorporated foundation); Representative Director of the foundation (current) Sep 2022 Adviser, Koa Biotech Bay Co., Ltd. (current)

Apr 2008 Joined Koa Shoji Co., Ltd. Jan 2015 Director in charge of Academic Affairs, the Company Aug 2015 Director, Koa Shoji Co., Ltd. Sep 2016 Director, Koa Biotech Bay Co., Ltd. Sep 2018 Director, Koa Isei Co., Ltd. Sep 2019 Representative Director and President, Koa Biotech Bay Co., Ltd. Sep 2020 Managing Director in charge of Quality, the Company Sep 2021 Representative Director and President, Koa Shoji Co., Ltd. Sep 2021 Managing Director in charge of Sustainability, the Company Sep 2022 Representative Director and Chairman, Koa Biotech Bay Co., Ltd. Sep 2024 Director, Vice President in charge of Sustainability, the Company Sep 2025 Director, Vice President in charge of Sustainability and API Segment, the Company (current)

Aug 1973 Joined Kobayashi Pharmaceutical Co., Ltd. (now NeoCritiCare Pharma Co., Ltd.) Jun 2002 Director, NeoCritiCare Pharma Co., Ltd. Oct 2007 Managing Director, NeoCritiCare Pharma Co., Ltd. Apr 2008 Director, Vice President, NeoCritiCare Pharma Co., Ltd. Nov 2014 Joined Koa Shoji Co., Ltd.; Adviser of the same company Jan 2015 Director in charge of Manufacturing Technology, the Company May 2016 Director, Vice President, Koa Isei Co., Ltd. Sep 2018 Director, Koa Biotech Bay Co., Ltd. Sep 2018 Representative Director and President, Koa Isei Co., Ltd. (current) Sep 2024 Managing Director in charge of Production, the Company Sep 2025 Representative Director and Chairman, Koa Biotech Bay Co., Ltd. (current) Sep 2025 Director, Vice President in charge of Pharmaceutical Segment, the Company (current)

Apr 1973 Joined Farm Italia, Inc. Jun 1976 Established Tsurukame Pharmacy Jun 1979 Joined Ito-Yokado Co., Ltd. Oct 2004 Representative Director and Chairman, Irom Staff Co., Ltd. Oct 2010 Representative Director and President, Irom Co., Ltd. Jun 2011 Representative Director and Chairman, Irom Holdings, Inc. (now Irom Group Co., Ltd.) Nov 2012 Joined Wees Holdings, Inc. Jul 2014 Joined Koa Shoji Co., Ltd.; Adviser of the same company Jan 2015 Director, the Company Mar 2015 Director, Koa Pharmaceutical Co., Ltd. (now Koa Biotech Bay Co., Ltd.) Sep 2016 Director, Koa Isei Co., Ltd. Sep 2016 Senior Managing Director, the Company Sep 2018 Director, Koa Shoji Co., Ltd. Sep 2018 Senior Managing Director in charge of Sales, the Company (current) Sep 2025 Director, Koa Biotech Bay Co., Ltd.

Sep 1996 Joined Ishii Tax Accounting Office May 2000 Joined Koyama Certified Public Accountant Office Apr 2005 Joined Pasona Inc. Dec 2006 Joined Koa Shoji Co., Ltd. Jul 2015 Transferred to the Company; General Manager, Finance Jan 2016 General Manager, Finance and Accounting Department, the Company Sep 2016 Auditor, Koa Biotech Bay Co., Ltd. (current) Sep 2016 Director in charge of Finance; General Manager, Finance and Accounting Department, the Company Sep 2018 Director in charge of Finance, Accounting and General Affairs; General Manager, Finance and Accounting Department, the Company Dec 2020 Director in charge of Finance, Accounting and General Affairs, the Company Sep 2021 Director in charge of Finance and Accounting, the Company Sep 2025 Auditor, Koa Shoji Co., Ltd. (current) Sep 2025 Managing Director in charge of Finance and Accounting, the Company (current)

Apr 1972 Joined Nippon Kayaku Co., Ltd. Aug 1997 General Manager, Business Department, Sales Division, the same company Jun 2002 General Manager, GE Strategy Department, Pharmaceutical Business Division, the same company Sep 2011 Joined Oishi Kosei-do Co., Ltd.; Executive Officer and Head of Sales Division of the same company Jul 2017 Joined the Company; General Manager, Corporate Planning Office Sep 2017 Vice President, Koa Shoji Co., Ltd. Sep 2018 Director in charge of Corporate Planning; General Manager, Corporate Planning Office, the Company Jul 2019 Director in charge of Business Development (now Business Development and Corporate Planning), the Company (current)

Apr 1976 Joined Nihon Shoji Co., Ltd. (now Alfresa Pharma Corporation) Apr 2007 General Manager, Tokyo Office, the same company Apr 2008 Executive Officer, the same company Jun 2009 Managing Director and Executive Officer, the same company May 2016 Senior Adviser, the same company Apr 2017 Adviser, the same company Jul 2017 Outside Director, the Company Sep 2017 Outside Director (Audit and Supervisory Committee Member), the Company (current)

Oct 1992 Joined Asahi Shinwa Auditing Corporation (now Azsa LLC) Apr 1996 Registered as Certified Public Accountant May 2008 Partner, Azsa LLC Dec 2019 Established Hiroshi Kinoshita Certified Public Accountant Office Mar 2020 Director and Executive Officer, Head of Operations Division, T&S Co., Ltd. (now T&S Group Co., Ltd.) Sep 2022 Outside Director (Audit and Supervisory Committee Member), the Company (current) Dec 2023 Director and Executive Officer, Head of Corporate Division, T&S Co., Ltd. (now T&S Group Co., Ltd.) Jun 2024 Director and Executive Officer, COO, T&S Group Co., Ltd. (current)

Apr 1989 Joined Motorola Japan Jun 1991 Joined Boston Consulting Group K.K. Jan 2007 Joined Globis Corporation Jul 2014 General Manager, Management Division and Managing Director, Globis Corporation Apr 2014 Professor, Globis Graduate School of Management (current) Jul 2019 Senior Faculty Director, Faculty Division, Globis Corporation (current) May 2022 Outside Director, Eat&Holdings Co., Ltd. (current) Jun 2023 Outside Director, Hagiwara Electric Holdings Co., Ltd. Sep 2023 Outside Director (Audit and Supervisory Committee Member), the Company (current) Apr 2026 Outside Director, MIRAINI Holdings Co., Ltd. (current)

Feb 2013 Registered as Attorney-at-law (Daini Tokyo Bar Association) Feb 2013 Joined Yano Sogo Law Office (now Yano Yamagishi Law Office) Apr 2017 Staff, Japan Federation of Bar Associations Legal Research Foundation Apr 2021 Partner, Yano Yamagishi Law Office (current) Apr 2024 Secretary General, Certification and Evaluation Division, Japan Federation of Bar Associations Legal Research Foundation Sep 2025 Outside Director (Audit and Supervisory Committee Member), the Company (current)