Nov 1988 Joined Toyama Co., Ltd. (now T. Support Co., Ltd.) Sep 2009 Joined T Corporation Co., Ltd.; assumed office as Director (current) Aug 2014 Representative Director, T. Support Co., Ltd. (current) Jun 2015 Outside Director of the Company Jun 2019 Full-time Audit & Supervisory Board Member of the Company Jun 2021 Director, in charge of Strategy Planning Office (Strategy and SDGs) Apr 2023 Managing Director, in charge of Strategy Planning Office and Sustainability Apr 2024 Managing Director, General Manager of Administration Division; in charge of Strategy Planning Office and Sustainability Jun 2024 Outside Director, Sagami Holdings Corporation Jun 2025 Outside Director (Audit and Supervisory Committee Member), Sagami Holdings Corporation Jun 2026 Representative Director, President of the Company (current)

Mar 1981 Joined the Company Feb 1998 General Manager, Nagoya Branch Mar 2001 General Manager, Osaka Market Development Department No. 1 Mar 2002 General Manager, Kansai Housing Sales Department Mar 2004 General Manager, Housing Business Division, attached to Sales Division Mar 2005 Executive Officer, General Manager, Housing Business Division Jun 2006 Director, General Manager, Housing Business Division Mar 2007 Director, General Manager, Housing Business Division Apr 2012 Director, General Manager, Housing Business Division and Ceramics Business Division Jun 2013 Director, General Manager, Housing Business Division Oct 2013 Managing Director, General Manager, Housing Business Division Jan 2021 Representative Director, Managing Director Apr 2021 Representative Director, President Jun 2026 Director, Chairman of the Board (current)

Mar 1983 Joined the Company Jul 2003 General Manager, Osaka Branch Sep 2009 General Manager, Management Planning Office Apr 2011 Executive Officer, General Manager, Management Planning Office Jan 2018 Executive Officer, attached to Administration Division Jun 2018 Director, in charge of Management Planning Office and Western Japan area of General-Purpose Paints Business Division Apr 2021 Director, in charge of General-Purpose Paints Business Division and Management Planning Office Jun 2021 Director, in charge of Sales, Business Development and Technology Departments of General-Purpose Paints Business Division, Strategy Planning Office (planning) and Materials Department Sep 2021 Director, General Manager, Building Materials and Paints Business Division; in charge of Strategy Planning Office (planning) and Materials Department Apr 2022 Managing Director, General Manager, Building Materials and Paints Business Division; in charge of Strategy Planning Office (planning) and Materials Department Apr 2023 Managing Director, General Manager, Building Materials and Paints Business Division; in charge of Materials Department Apr 2024 Managing Director, General Manager, Building Materials and Paints Business Division Apr 2025 Managing Director, General Manager, Sales Division and Building Materials and Paints Business Division Apr 2025 Chairman, Kikusui Lino Engineering Co., Ltd. (current) Apr 2026 Managing Director, in charge of Building Materials and Paints Business Division Apr 2026 Director, Kikusui Hong Kong Co., Ltd. (current) Jun 2026 Managing Director, General Manager, Administration Division; in charge of Building Materials and Paints Business Division (current)

Mar 1988 Joined the Company Sep 2009 Deputy General Manager, Administration Division May 2010 Executive Officer, General Manager, Administration Division Jun 2011 Director, Nihon Stucco Co., Ltd. Jun 2016 Director, General Manager, Administration Division Jan 2019 Director, Kikusui Chemical (Shanghai) Co., Ltd. Apr 2020 Audit & Supervisory Board Member, TwoR Co., Ltd. Jun 2021 Director, General Manager, Administration Division; in charge of Production Department of General-Purpose Paints Business Division Sep 2021 Director, General Manager, Administration Division; in charge of Production Department of Building Materials and Paints Business Division Apr 2022 Director, General Manager, Administration Division and Production Division Apr 2022 Director, Kikusui Hong Kong Co., Ltd. (current) Apr 2022 Supervisor, Kikusui Building Materials Technology (Changshu) Co., Ltd. Apr 2022 Director, Taiwan Kikusui Co., Ltd. May 2022 Representative Director, TwoR Co., Ltd. Mar 2024 Chairman, Taiwan Kikusui Co., Ltd. Apr 2024 Director, General Manager, Production Division, Deputy General Manager, Administration Division; in charge of Materials Department Mar 2025 Chairman, Kikusui Building Materials Technology (Changshu) Co., Ltd. (current) Apr 2026 Director, General Manager, Production Division; in charge of Materials Department (current)

Mar 1988 Joined the Company Mar 2009 General Manager, Quality Assurance Department Apr 2019 Executive Officer, General Manager, Quality Assurance Department Jul 2021 Executive Officer, General Manager, Housing Business Division; in charge of Housing Group, Technology Department, General-Purpose Paints Business Division; General Manager, Quality Assurance Department Apr 2022 Executive Officer, General Manager, Housing Business Division and Quality Assurance Department Jun 2023 Director, General Manager, Housing Business Division and Quality Assurance Department Apr 2025 Director, General Manager, Housing Business Division, Quality Assurance Department and Product Development Division (current)

Apr 1992 Registered as attorney-at-law Apr 1998 Representative, Nobuko Kawai Law Office (current) Apr 2009 Vice President, Aichi Bar Association Apr 2012 Professor, Graduate School of Law, Nagoya University Jun 2015 Outside Director, Fuji Machine Mfg. Co., Ltd. (now FUJI Corporation) Jun 2017 Outside Director (Audit and Supervisory Committee Member), Ibiden Co., Ltd. Jun 2021 Outside Director of the Company (current) Jun 2022 Outside Audit & Supervisory Board Member, Central Nippon Expressway Company Limited (current) Apr 2025 Vice President, Japan Federation of Bar Associations; President, Aichi Bar Association Jun 2026 Outside Director, Sumitomo Realty & Development Co., Ltd. (current)

Apr 1995 Registered as attorney-at-law Apr 2002 Opened Asaga Law Office (current) Apr 2013 Vice President, Aichi Bar Association Jun 2021 Outside Director of the Company (current)

Apr 1990 Joined Tokai Bank, Ltd. (now MUFG Bank, Ltd.) Oct 2009 Deputy Manager, Nagoya Business Division No. 2, Nagoya Business Department, The Bank of Tokyo-Mitsubishi UFJ, Ltd. May 2014 Deputy General Manager, Human Resources Department (Nagoya) (special assignment), MUFG Bank, Ltd. May 2016 General Manager, Syndication Products Division, Solutions Division, and General Manager, Solutions Planning Department, Mitsubishi UFJ Financial Group, Inc. (MUFG) Jun 2016 Executive Officer, General Manager, Syndication Products Division, Solutions Division, and MUFG Executive Officer, General Manager, Solutions Planning Department May 2017 Executive Officer, General Manager, Nagoya Business Division No. 2, Nagoya Business Division Apr 2018 Executive Officer, General Manager, Nagoya Business Division No. 2, Nagoya Business Division, MUFG Bank, Ltd. Apr 2019 Deputy in charge, Nagoya Corporate Business Department, Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. (special assignment) Apr 2023 Managing Executive Officer, Nagoya (resident), in charge of Nagoya Business Division, and in charge of Corporate Business Collaboration Promotion, Corporate Business Sales, Chubu and East Japan areas (special assignment) Jun 2023 Audit & Supervisory Board Member, Nagoya Stock Exchange Apr 2025 Managing Executive Officer, Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. Jun 2025 Outside Director of the Company (current) Vice President and Executive Officer, Miyuki Building Co., Ltd. (current) Jun 2026 Audit & Supervisory Board Member, Chukyo Television Broadcasting Co., Ltd. (current) Jun 2026 President, Director, Toei Co., Ltd. (current)

Mar 1986 Joined the Company Mar 2007 Section Manager, Technical Sales Section, Technology Development Department Mar 2014 Deputy General Manager, Technical Section, Technology Development Division Nov 2017 Deputy General Manager, Nagoya Branch, General-Purpose Paints Business Division May 2020 Deputy General Manager, Renewal Department, General-Purpose Paints Business Division Jun 2021 Deputy General Manager, Technology Department, Building Materials and Paints Business Division Jun 2023 Senior Staff, Technical Sales Group, Technical Sales Department, Building Materials and Paints Business Division Sep 2023 Senior Staff, Technology Group, Quality Assurance Department Jun 2025 Full-time Audit & Supervisory Board Member of the Company (current) Audit & Supervisory Board Member, TwoR Co., Ltd. (current)

Apr 2000 Registered as attorney-at-law Apr 2008 Concurrent Professor, Chukyo University Law School Apr 2016 Representative, Hattori Yutaka Law Office (current) Apr 2020 Vice President, Aichi Bar Association Jun 2023 Outside Audit & Supervisory Board Member of the Company (current)

Nov 2005 Joined Chuo Aoyama Audit Corporation (now Misuzu Audit Corporation) Jul 2007 Resigned from the firm Aug 2007 Joined Azsa LLC Sep 2012 Resigned from the firm Mar 2013 Director, Shinichi Mizuno CPA Office (current) Apr 2016 Designated Partner, Eien Accounting Tax Corporation (current) Jun 2024 Outside Audit & Supervisory Board Member of the Company (current)