Jun 1964 Established Fukuoka Baby Laundry Cooperative Mar 1978 Renamed company Kyokuto Kagaku Dry Co., Ltd.; assumed position of Representative Director, President Jul 1980 Renamed company Kyokuto Co., Ltd.; assumed position of Representative Director, President Mar 2017 Assumed position of Representative Director, Chairman and President Mar 2019 Assumed position of Representative Director, Chairman Sep 2022 Assumed position of Representative Director, Chairman and President Jul 2024 Assumed position of Trustee, Seinan Gakuin (school corporation) (current) Mar 2026 Assumed position of Representative Director, Chairman (current)

Jan 1985 Joined the Company Mar 1987 Assumed position of Plant Manager, Nanakuma Plant Mar 1995 Assumed position of Manager, Production Section Sep 1998 Assumed position of General Manager, Operations Division Feb 1999 Assumed position of General Manager, Fukuoka Regional Headquarters Jun 2004 Assumed position of Executive Officer, Supervisor for Fukuoka West Region Mar 2011 Assumed position of Executive Officer, General Manager of Kyushu Headquarters Regional Division May 2012 Assumed position of Director, General Manager of Kyushu Headquarters Regional Division Mar 2013 Assumed position of Director, General Manager of Kyushu Headquarters Regional Division and General Manager of Kansai Regional Division Mar 2014 Assumed position of Director, General Manager of Kyushu Headquarters Regional Division and General Manager of Production Division Nov 2014 Assumed position of Director, General Manager of Kyushu Southwest Regional Division and General Manager of Production Division Mar 2015 Assumed position of Director, Deputy General Manager of Operations Division, General Manager of Kyushu Southwest Regional Division and General Manager of Production Division Mar 2016 Assumed position of Director, Deputy General Manager of Operations Division and General Manager of Fukuoka South Special Ward Regional Division Mar 2017 Assumed position of Director, Deputy General Manager of Operations Division (in charge of Chugoku Region) Mar 2018 Assumed position of Director, Deputy General Manager of Operations Division Oct 2018 Assumed position of Director, General Manager of Operations Division May 2022 Assumed position of Managing Director, General Manager of Operations Division Mar 2024 Assumed position of Managing Director, in charge of overall operations Mar 2025 Assumed position of Director, Vice President Mar 2026 Assumed position of Representative Director, President (current)

Apr 1980 Joined The Nishi-Nippon Sogo Bank (now The Nishi-Nippon City Bank, Ltd.) Jun 2008 Assumed position of Executive Officer, General Manager of General Affairs Department, same bank Jun 2010 Assumed position of Representative Director, Managing Director, Kyushu Card Co., Ltd. Jun 2018 Assumed position of Representative Director, Managing Director, Nishi-Nippon Credit Guarantee Co., Ltd. May 2021 Assumed position of Full-time Audit & Supervisory Board Member, the Company May 2024 Retired as Full-time Audit & Supervisory Board Member May 2024 Assumed position of Director, General Manager of Administration Division (current)

Apr 1978 Joined Toyo Seikan Kaisha, Ltd. Feb 1980 Joined the Company Mar 1996 Assumed position of Head of Hiroshima Regional Headquarters May 1999 Assumed position of Supervisor for Fukuoka East Region May 2004 Assumed position of Executive Officer, Supervisor for Fukuoka South Region Mar 2007 Assumed position of Executive Officer, Deputy General Manager of Kyushu Regional Headquarters May 2007 Assumed position of Director, Deputy General Manager of Kyushu Regional Headquarters Sep 2007 Assumed position of Director, General Manager of Second Kyushu Regional Headquarters Jun 2012 Assumed position of Executive Officer, Deputy General Manager of Kyushu Headquarters Regional Division Nov 2014 Assumed position of Executive Officer, General Manager of Kyushu Central Regional Division Mar 2021 Assumed position of Executive Officer, Department Manager attached to Operations Division May 2022 Assumed position of Director, General Manager of Operations Division Sep 2022 Assumed position of Director, Deputy General Manager of Operations Division Mar 2024 Assumed position of Director, General Manager of Sales Development Department (current)

Apr 1974 Joined Nishihiro Co., Ltd. Sep 1985 Joined Taiyo Co., Ltd.; assumed position of General Manager, Sales Department Apr 1989 Assumed position of Senior Managing Director, same company (current) May 2017 Assumed position of Director, the Company May 2019 Assumed position of Director, General Manager of Corporate Planning Office May 2022 Retired upon expiry of term as Director Jun 2023 Assumed position of Representative Director, President, Taiyo Co., Ltd. (current) Jun 2023 Assumed position of Director, General Manager of Corporate Planning Office (current)

Nov 1979 Passed national qualification examination for judicial scrivener Mar 1980 Assumed position of Lecturer, Nihon Shiho Gakuin Nov 1987 Opened Shigematsu Judicial Scrivener Office; assumed position of Representative (current) Apr 1994 Assumed position of Trustee, Jikkyo Gakuen (school corporation) Jun 2017 Assumed position of Trustee, Nakagawa Welfare Association (social welfare corporation) (current) Jun 2018 Assumed position of Trustee, Seinan Gakuin (school corporation) May 2019 Assumed position of Outside Director, the Company (current) Feb 2022 Assumed position of Chairman of the Board of Trustees, Seinan Gakuin (school corporation) (current)

Apr 1996 Joined Nagata Kagaku Co., Ltd. Dec 2009 Assumed position of Representative Director, Young Dry Marugame Co., Ltd. (current) Oct 2012 Assumed position of Representative Director, Young Dry Tokushima Kawauchi Co., Ltd. (now Young Dry Tokushima Co., Ltd.) (current) Apr 2020 Assumed position of Representative Director, Nagata Kagaku Co., Ltd. (current) May 2026 Assumed position of Outside Director, the Company

Oct 1994 Joined Century Audit Corporation (now Azsa LLC) Jun 1998 Registered as Certified Public Accountant Jan 2013 Joined Kamio & Partners Tax Accountants' Corporation Jan 2013 Opened Kamio Certified Public Accountant Office; assumed position of Representative (current) Aug 2015 Assumed position of Representative Partner, Kamio & Partners Tax Accountants' Corporation (current) May 2019 Assumed position of Part-time Audit & Supervisory Board Member, the Company (current) Jun 2020 Assumed position of Director, Audit and Supervisory Committee Member (Outside), Uchiyama Holdings Co., Ltd. (current)

Dec 2010 Registered as attorney-at-law (Fukuoka Bar Association) Jan 2011 Joined Tokunaga, Matsuzaki & Saito Law Office Apr 2021 Assumed position of Partner Attorney, same office (current) May 2024 Assumed position of Outside Director, the Company (current) Jun 2024 Assumed position of Director, Audit and Supervisory Committee Member (Outside), Oishi Sangyo Co., Ltd. (current)

Apr 1984 Joined The Nishi-Nippon Bank (now The Nishi-Nippon City Bank, Ltd.) Jul 2012 Assumed position of General Manager, Asset Audit Office, Audit Department, same bank Jan 2015 Assumed position of Head of President's Office, Japan Fukuoka Pepsi-Cola Sales Co., Ltd. Jun 2016 Assumed position of Executive Officer, General Manager of Finance Department, OCHI Holdings Co., Ltd. May 2025 Assumed position of Full-time Audit & Supervisory Board Member, the Company (current)

Apr 1965 Joined Kumamoto Regional Taxation Bureau Jul 1995 Assumed position of Deputy Director, Nagasaki Tax Office Jul 1998 Assumed position of Chief Inspector, Investigation and Inspection Department, Fukuoka Regional Taxation Bureau Jul 2001 Assumed position of Director, Imari Tax Office Jul 2005 Assumed position of Director, Kurume Tax Office Aug 2006 Opened Tax Accountant Office; assumed position of Representative May 2011 Assumed position of Part-time Audit & Supervisory Board Member, the Company (current) Nov 2022 Tax Accountant, Tazaki Tax Accountant Office (current) May 2023 Assumed position of Audit & Supervisory Board Member (Outside), Mixer Center Co., Ltd. (current)