Apr 1967: Founded Gallery Shiraishi Co., Ltd. (current: Whitestone Gallery Co., Ltd.) Sep 1994: Founded Diamond Shiraishi Co., Ltd. (current: NEW ART HOLDINGS Co., Ltd.) Jun 2014: Representative Director, Chairman of the Company Apr 2015: Representative Director, Chairman and President of the Company Jun 2016: Representative Director, Chairman of the Company Jul 2016: Director, Chairman of the Company Nov 2016: Chairman, HONG KONG NEW ART LIMITED Apr 2017: Representative Director, New Art Fintech Co., Ltd. Jun 2017: Representative Director, Chairman and President of the Company Jun 2017: Director, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) (current) Jun 2017: Director, New Art Crazy Co., Ltd. (current: New Art Sports Co., Ltd.) Jun 2018: Representative Director, Chairman of the Company Nov 2018: Director, Israel Shiraishi Ltd. (current) Nov 2018: Director, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Nov 2018: Director, New Art Fintech Co., Ltd. Jun 2019: Representative Director, Chairman and President of the Company Feb 2020: Director, NEW ART DIAMONDS (SINGAPORE) PTE. LTD. (current) Apr 2020: Representative Director, NEW ART Brand Development Research Institute Co., Ltd. (current: NEW ART Precious Metals Research Institute Co., Ltd.) Nov 2021: Director, New Art Est West Auctions Co., Ltd. (current) May 2022: Director, Karuizawa Elegance Company Ltd. (current) Jun 2022: Representative Director, New Art Est West Auctions Co., Ltd. Jun 2023: Representative Director, Chairman of the Company Oct 2023: Representative Director, NEW ART HR&D Co., Ltd. (current) Nov 2023: Representative Director, New Art Health & Beauty Co., Ltd. (current) Nov 2023: Representative Director, New Art Sports Co., Ltd. (current) Jul 2024: Director, Wah Full Group Limited (current) (now New Art Wah Full Limited) Jun 2025: Representative Director, Tozai New Art Co., Ltd. (current) Jun 2025: Representative Director, Chairman of the Company (current)

Oct 1996: Director, Diamond Shiraishi Co., Ltd. (current: NEW ART HOLDINGS Co., Ltd.) Jun 1999: Senior Managing Director in charge of Sales, the Company Sep 1999: Senior Managing Director in charge of Listing, the Company Jun 2005: Retired as Director of the Company Feb 2014: Representative Director and President, Single B Co., Ltd. (current: New Art Sports Co., Ltd.) Jul 2014: Adviser, the Company Jul 2014: Executive Vice President, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Jun 2015: Representative Director and President of the Company Aug 2015: Representative Director, Israel Shiraishi Ltd. (current) Jun 2016: Representative Director and President of the Company Jun 2017: Retired as Representative Director and President of the Company Jun 2017: Representative Director and President, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Jun 2017: Representative Director and Executive Vice President, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Jun 2019: Director of the Company Jun 2019: Representative Director and President, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Jun 2019: Director and Executive Vice President, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Sep 2019: Representative Director and President, New Art Sports Co., Ltd. Oct 2019: Director, HONG KONG NEW ART LIMITED (current) Jun 2020: Senior Managing Director of the Company Nov 2021: Representative Director and President, New Art Est West Auctions Co., Ltd. Jun 2022: Director, New Art Est West Auctions Co., Ltd. Apr 2023: Representative Director, New Art Health & Beauty Co., Ltd. Jun 2023: President of the Company Jun 2024: Director of the Company (current) May 2026: Director and Chairman, NEW ART DIAMONDS (SINGAPORE) PTE. LTD. (current)

Apr 1972: Joined Sumitomo Chemical Co., Ltd. Mar 1996: Left Sumitomo Chemical Co., Ltd. Apr 1996: Joined Ernst & Young Consulting Japan Co., Ltd. Feb 2003: Left Ernst & Young Consulting Japan Co., Ltd. Mar 2003: Executive Vice President of Lush Inc. and President of Lush Japan K.K. Nov 2004: Left Lush Inc. Nov 2006: Joined Kotobuki Co., Ltd.; appointed Director Apr 2015: President, Representative Director, Kotobuki Holdings Co., Ltd.; Senior Managing Director, Kotobuki Seating Co., Ltd. Apr 2017: Left Kotobuki Holdings Co., Ltd. Mar 2018: Joined the Company, Corporate Planning Division Jun 2018: President of the Company Nov 2018: Director, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Nov 2018: Director, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Nov 2018: Director, Taiwan Xin Mei Co., Ltd. Jun 2019: Director of the Company Oct 2019: Director, HONG KONG NEW ART LIMITED (current) Jun 2020: Deputy Chairman of the Board, the Company Feb 2021: Director, NEW ART DIAMONDS (SINGAPORE) PTE. LTD. (current) Jun 2021: Senior Managing Director of the Company Oct 2023: Director, NEW ART HR&D Co., Ltd. (current) Jul 2024: Director, Wah Full Group Limited (current) (now New Art Wah Full Limited) Jun 2025: President and Director of the Company (current) Jun 2025: Director, Tozai New Art Co., Ltd. (current)

Apr 2001: Joined Nishitetsu City Hotel Co., Ltd. May 2007: Left Nishitetsu City Hotel Co., Ltd. Jun 2007: Joined Seema Co., Ltd. (current: NEW ART HOLDINGS Co., Ltd.), assigned to Kyushu Sales Division Jun 2009: Store Manager, Excelco Diamond Fukuoka Main Store Apr 2010: Area Manager, Hokuriku Sales Section Apr 2012: Area Manager, Kyushu Sales Section Mar 2014: General Manager, Kyushu Sales Division Jul 2014: Executive Officer and General Manager, West Japan Sales Division Dec 2015: Manager, Management Strategy Office, the Company Sep 2017: Chief, President's Office, the Company Apr 2020: Manager, Human Resources and General Affairs Division, the Company Jun 2022: Director and General Manager, General Affairs Division, the Company (current) Jun 2025: Director, New Art Fintech Co., Ltd. (current) Jun 2025: Director, New Art Health & Beauty Co., Ltd. (current)

Apr 2000: Joined Creo Co., Ltd. Nov 2010: Left Creo Co., Ltd. Nov 2010: Joined Real Co., Ltd. as General Manager, Sales Division Jan 2012: Left Real Co., Ltd. Feb 2012: Joined AOS Technologies Co., Ltd. Sep 2014: Left AOS Technologies Co., Ltd. Oct 2014: Joined the Company, Web Customer Acquisition Division May 2015: Manager, Web Customer Acquisition Division, the Company Jun 2016: Executive Officer of the Company Jun 2017: Director, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Nov 2018: General Manager, Web Customer Acquisition Division, the Company Jun 2023: Director and General Manager, Web Customer Acquisition Division, the Company Sep 2024: Director and General Manager, IT & Marketing Division, the Company (current) Jun 2025: Director, New Art Health & Beauty Co., Ltd. (current)

Apr 2007: Joined Seema Co., Ltd. (current: NEW ART HOLDINGS Co., Ltd.); assigned to Diamond Shiraishi Tachikawa Store, Ginza Oct 2007: Diamond Shiraishi Ginza Head Store, Ginza Oct 2010: Assistant Store Manager, Excelco Diamond Yokohama Store, the Company Mar 2015: Deputy Store Manager, Diamond Shiraishi Ginza Head Store, the Company Jun 2016: Executive Officer and Store Manager, Diamond Shiraishi Ginza Head Store, the Company Aug 2017: Executive Officer and General Manager, Brand Strategy Office, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Jun 2019: Director and General Manager, President's Office, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Dec 2021: Managing Director, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Jun 2024: Representative Director and President, NEW ART Co., Ltd. (current) Jun 2024: Director of the Company (current)

Apr 1985: Joined Higo Bank, Ltd. Feb 1990: International Division, the Bank Aug 2003: Assistant Inspector, Market Operations Group, International Division, the Bank Dec 2004: Head of Shanghai Representative Office, International Division, the Bank Apr 2008: Assistant Inspector, Market Operations Group, Market Finance Division, the Bank Apr 2009: Group Leader, Market Operations Group, Market Finance Division, the Bank Jun 2009: Assistant Inspector, Fukuoka Office, Sales Management Division, the Bank Jun 2014: Head of Fukuoka Office, Sales Management Division, the Bank Jul 2015: Joint Representative, Hong Kong Office, Kumamoto Bank Apr 2019: Deputy General Manager, Regional Development Division, the Bank Dec 2021: Seconded to Kyushu Financial Group, Inc. Apr 2023: Seconded to Kyushu Mirai Creation Co., Ltd. Jan 2024: Retired from the Bank Feb 2024: Joined the Company; Manager, Overseas Business Promotion Office, Alliance of Successful Companies Partners (current) Jun 2024: Director of the Company (current) Jul 2024: Director, Wah Full Group Limited (current) (now New Art Wah Full Limited)

Oct 2006: Director, Jet Speed Foods Limited (current) Feb 2010: Director, Ever Rich Food Development Limited (current) Oct 2010: Director, Fourseas Hong Kong Investment Limited (current) Jul 2012: Director, Chok Fung Trading Company Limited Jan 2015: Director, Treasure Island Corporation Limited (current) Feb 2018: Retired as Director, Chok Fung Trading Company Limited May 2020: Director, Chok Fung Trading Company Limited (current) Jun 2024: Director of the Company (current) Jul 2024: Director, Wah Full Group Limited (current) (now New Art Wah Full Limited)

Apr 1995: Joined Mizuho Bank, Ltd. Jun 2022: Left Mizuho Bank, Ltd. Jul 2022: Corporate Planning Division and Chairman's Secretary, the Company Aug 2022: Representative Director and President, NEW ART Brand Development Research Institute Co., Ltd. (current: NEW ART Precious Metals Research Institute Co., Ltd.) Jun 2023: Representative Director and President, NEW ART Comprehensive Research Institute Co., Ltd. (current: NEW ART Precious Metals Research Institute Co., Ltd.) Jun 2024: Representative Director and President, NEW ART Precious Metals Research Institute Co., Ltd. (current) Jun 2024: Executive Officer of the Company Jun 2025: Director of the Company (current)

Aug 2001: Joined La Parlé Co., Ltd.; assigned to La Parlé Ginza Store (current: New Art Health & Beauty Co., Ltd.) Apr 2004: Store Manager, La Parlé Hachioji Store, the Company Apr 2005: Store Manager, La Parlé Tachikawa Store, the Company Apr 2007: Store Manager, La Parlé Ginza Store, the Company Aug 2008: Area Manager, the Company Apr 2017: Assigned to La Parlé Chiba Store, New Art Health & Beauty Co., Ltd. Apr 2019: Store Manager, La Parlé Chiba Store, the Company Mar 2022: Store Manager, La Parlé Ikebukuro Head Store, the Company Jan 2025: Director and Store Manager, Ikebukuro Head Store, New Art Health & Beauty Co., Ltd. Jun 2025: President and Director, New Art Health & Beauty Co., Ltd. (current) Jun 2025: Director of the Company (current)

Apr 2011: Joined the Company; Accounting Section, Finance and Accounting Division Nov 2018: Manager, Finance and Accounting Division, the Company Feb 2020: General Manager, Finance and Accounting Division, the Company Jul 2021: Executive Officer and General Manager, Finance and Accounting Division, the Company Jun 2022: Director of the Company Jun 2023: General Manager, Finance and Accounting Division, the Company Jun 2025: Executive Officer and General Manager, Finance and Accounting Division, the Company (current) Jun 2025: Director, New Art Health & Beauty Co., Ltd. (current) Nov 2025: Director, New Art Wah Full Limited (current)

Apr 1992: Joined Nissho Iwai Corporation; Foreign Exchange Department May 1995: Finance Department, Nagoya Branch, Nissho Iwai Corporation Oct 1998: Accounting Department, Nissho Iwai Corporation Apr 1999: Corporate Planning Department, Nissho Iwai Corporation Apr 2004: Joined Skylark Co., Ltd. Jul 2004: Leader, Purchasing Management, Purchasing Department, MD Company, Skylark Co., Ltd. Jan 2006: Joined UCOM Co., Ltd. Jun 2006: Manager, Finance Section, Accounting Management Division, UCOM Co., Ltd. May 2007: General Manager, Business Management Division, UCOM Co., Ltd. Mar 2008: Joined Avex Inc.; Manager, Finance Section, Accounting Division Apr 2017: Unit Manager, Finance and Payment Unit, Corporate Finance and Legal Group, Avex Inc. May 2022: Joined the Company; Executive Officer, Corporate Planning Division Sep 2022: Executive Officer and General Manager, Finance Division, the Company (current)

Apr 1994: Joined Jaccs Co., Ltd. Oct 2014: Assistant Branch Manager, Mito Branch, Jaccs Co., Ltd. Mar 2019: Left Jaccs Co., Ltd. Aug 2020: Joined Nexus Co., Ltd. Apr 2022: Left Nexus Co., Ltd. Jul 2022: Joined Live to Relief Co., Ltd. Dec 2023: Left Live to Relief Co., Ltd. Jan 2023: Joined New Art Fintech Co., Ltd., Credit Business Division Sep 2023: Executive Officer and General Manager, Credit Business Division, New Art Fintech Co., Ltd. Jun 2024: Director, New Art Fintech Co., Ltd. (current) Jun 2025: Manager, Finance Division, Executive Officer, the Company (current) Jun 2025: Director, New Art Resort Co., Ltd. (current)

Dec 2023: Joined the Company; Executive Officer and Chairman's Secretary Oct 2025: Executive Officer and General Manager, AI Business Division (current)

Jan 2000: Joined Louis Vuitton Malletier SAS; Assistant Store Manager, Paris Champs-Élysées Store Jan 2003: Joined Louis Vuitton Japan K.K.; Senior Merchandising Manager Jan 2008: Joined Gucci Group Japan K.K. (current: Kering Japan K.K.); CEO, Alexander McQueen Division Jan 2010: Representative Director and President/CEO, Bottega Veneta Japan Ltd. (Kering Group) Apr 2014: CEO, Southeast Asia, Oceania and Korea, Bottega Veneta Singapore Pte Ltd Aug 2015: Director, Leyouki Pte Ltd (current) Sep 2015: CEO, Asia Pacific (including Japan), Roberto Cavalli Asia Ltd Oct 2017: Representative Director and CEO, Versace Japan K.K. May 2026: Director and CEO, NEW ART DIAMONDS (SINGAPORE) PTE. LTD. (current)

Sep 1991: Joined California Tours Aug 1992: Left California Tours Apr 1993: Joined Misuzu Agency Co., Ltd. Aug 2008: Representative Director, Misuzu Agency Co., Ltd. Jun 2013: Director, Misuzu Co., Ltd. Jun 2013: Corporate Auditor of the Company Jun 2017: Retired as Corporate Auditor; Outside Director of the Company (current) Jun 2017: Director, New Art Sea Ma Co., Ltd. (current: NEW ART Co., Ltd.) Jun 2017: Director, New Art La Parlé Co., Ltd. (current: New Art Health & Beauty Co., Ltd.) Apr 2025: Retired as Representative Director, Misuzu Agency Co., Ltd. Apr 2025: Representative Director, Misuzu Co., Ltd. (current)

Apr 1984: Joined Japan Marketing Center Co., Ltd. (current: Funai Soken Holdings Inc.) Mar 2000: Representative Director and President, Funai Soken Inc. Mar 2010: Representative Director and Chairman, Funai Soken Inc. Apr 2013: Founded Fudo Co., Ltd.; Representative Director and Chairman (current) Jun 2020: Outside Director of the Company (current)

Aug 1994: Joined Koizumi Law Office Mar 2003: Left Koizumi Law Office Apr 2003: Joined Minato Sogo Accounting Office Jul 2024: Left Minato Sogo Accounting Office Aug 2024: Joined Akashi Sogo Accounting Office (current) Jun 2025: Outside Director of the Company (current) Apr 2026: Partner, Akashi Audit Corporation (current)

Mar 1979: Joined Shirako Co., Ltd. Sep 1992: Left Shirako Co., Ltd. Oct 1992: Director, Matsuhashi Seisakusho Co., Ltd. Jul 2000: Retired as Director, Matsuhashi Seisakusho Co., Ltd. Jul 2000: Joined Gallery Shiraishi Co., Ltd. Dec 2000: Left Gallery Shiraishi Co., Ltd. Jan 2001: Joined the Company; Manager, General Affairs Section Sep 2003: Executive Officer and General Manager, General Affairs Division, the Company Jul 2012: Executive Officer, General Control, the Company Jun 2013: Director of the Company Mar 2016: Director (Head), Karuizawa New Art Museum General Incorporated Foundation Nov 2018: Director, New Art Fintech Co., Ltd. Nov 2020: Corporate Auditor, New Art Resort Co., Ltd. May 2022: Director, Karuizawa Elegance Company Ltd. Jun 2022: Retired as Director of the Company Jun 2022: Adviser, the Company Jun 2023: Corporate Auditor of the Company (current)

Apr 1995: Registered as attorney-at-law, Dai-ni Tokyo Bar Association Apr 1995: Joined Asahi Law Offices Jun 1999: Co-Partner, Sudo & Takai Law Office Jun 2011: Examiner, National Bar Examination Jun 2016: Opened Takai Sogo Law Office (current) Jun 2016: Outside Corporate Auditor, Take and Give Needs Co., Ltd. (current) Jun 2017: Outside Corporate Auditor of the Company (current) Nov 2020: Outside Director (Audit and Supervisory Committee Member), Kojima Co., Ltd. (current) Feb 2021: Outside Director, Noda Corporation (current) Dec 2021: Supervisory Director, Daiwa Securities Living Investment Corporation (current)

Dec 1976: Joined Arthur Andersen & Co. (current: Accenture Japan Ltd.) Jan 1979: Joined Century Audit Corporation (current: EY ShinNihon LLC) Aug 1987: Joined Citibank N.A. Tokyo Branch (current: Citigroup) Nov 1996: Joined Republic New York Bank (current: HSBC Bank USA) Oct 2005: Representative, Funayama CPA Office (current) Jun 2008: Outside Director, Finantec Co., Ltd. (current) Jul 2008: Outside Corporate Auditor, FPG Inc. Oct 2012: Committee Member, Japan Securities Analysts Association Dec 2012: Outside Director, FPG Inc. Apr 2013: Outside Director, Oyo Electronics Co., Ltd. Oct 2014: Outside Director, Bernina Trust Co., Ltd. (current: FPG Trust Co., Ltd.) Oct 2014: Outside Director, Sanei Architecture & Planning Co., Ltd. Feb 2019: Auditor, Kotobuki Foundation General Incorporated Foundation (current: Kotobuki Foundation) Jul 2019: Outside Director, Waribu Service Co., Ltd. (current) Jul 2019: Director, Global Information Inc. (current) Apr 2021: Representative Director, DIG-X Co., Ltd. Jun 2022: Outside Corporate Auditor of the Company (current)

Apr 1976: Joined General Affairs Department, Tokyo Regional Taxation Bureau Jul 1987: Tax Investigator, Investigation Department, Tokyo Regional Taxation Bureau Oct 1990: Chief Investigator, Special Investigation Department, Tokyo District Public Prosecutors Office Jul 1992: Served as Tax Investigator, Senior Examiner and Assistant Manager, Tokyo Regional Taxation Bureau Jul 2006: Deputy Director, Nishikawaguchi Tax Office Dec 2008: Served as Special National Tax Investigator, Investigation Department, Tokyo Regional Taxation Bureau Jan 2011: Director, Nagai Tax Office Sep 2013: Director, Investigation Review Division, Tokyo Regional Taxation Bureau Jul 2014: Director, Investigation Division No. 2, Tokyo Regional Taxation Bureau Jun 2015: Director, Investigation Management Division, Tokyo Regional Taxation Bureau Mar 2016: Deputy Director, Investigation Department, Tokyo Regional Taxation Bureau Nov 2017: Director, Shiba Tax Office Nov 2018: Retired from the National Tax Agency May 2018: Opened Sumio Sato Tax Accountant Office Jun 2024: Outside Corporate Auditor of the Company (current)