Apr 1976 Joined the Company Jun 1981 President and Director, ASIAN NDK CRYSTAL SDN. BHD. Sep 1986 President and Director, NDK QUARTZ (M) SDN. BHD. Apr 2001 Head of Corporate Planning Office, the Company Jun 2001 Director, Head of Corporate Planning Office, the Company Jun 2003 Director, Head of General Affairs and Human Resources Division, the Company Oct 2009 Director, Head of Administration Division, the Company Jun 2011 Managing Director, Head of Administration Division, the Company Nov 2014 Director, Executive Vice President, Executive Officer, the Company Apr 2019 Representative Director, President, Executive Officer, the Company (current)

Apr 1989 Joined the Company Feb 1995 Seconded to NDK QUARTZ (M) SDN. BHD. Apr 2005 Seconded to ASIAN NDK CRYSTAL SDN. BHD. Jun 2006 Director, ASIAN NDK CRYSTAL SDN. BHD. Apr 2012 General Manager, First Technology Department, First Technology Division, Technology Division, the Company Apr 2018 Deputy General Manager, Oscillator Technology Division, Technology Division, the Company Jul 2018 General Manager, Oscillator Technology Division, Technology Division, the Company Apr 2019 Executive Officer, Head of Technology Division, the Company Jun 2021 Director, Managing Executive Officer, Head of Technology Division, the Company (current) Apr 2023 Director, Managing Executive Officer, Head of Technology Division, the Company (current)

Jan 1995 Joined the Company Jan 2007 Seconded to NDK EUROPE LTD., Finland Branch Jul 2016 Deputy General Manager, Fifth Sales Department, Consumer Equipment Business Division, Sales and Service Division, the Company Apr 2017 President and Director, NDK EUROPE LTD. Apr 2019 Executive Officer, Deputy Head of Sales and Service Division, the Company Jul 2019 Director, NDK EUROPE LTD. (current) Apr 2020 Executive Officer, Head of Sales and Service Division, the Company Jun 2021 Director, Managing Executive Officer, Head of Sales and Service Division, the Company (current) Oct 2022 Director, NDK HOLDINGS USA, INC. (current) Oct 2022 Director, NDK AMERICA, INC. (current) Aug 2024 Director, NDK-ELECTRONICS SHANGHAI CO., LTD. (current) Sep 2024 Director, NDK TAIPEI CO., LTD. (current)

Apr 1989 Joined the Company Nov 2009 Seconded to ASIAN NDK CRYSTAL SDN. BHD. Apr 2017 General Manager, Sixth Manufacturing Department, Third Manufacturing Division, Production Division, the Company Apr 2018 General Manager, Third Manufacturing Division, Production Division, the Company Apr 2019 General Manager, Sayama Manufacturing Division, Production Division, the Company Jun 2019 General Manager, Sayama Manufacturing Division, Production Division, the Company Nov 2019 General Manager, Sayama Manufacturing Division, Production Division, and General Manager, Fourth Manufacturing Department, the Company Jan 2020 Deputy Head of Production Division, the Company Mar 2020 Director, ASIAN NDK CRYSTAL SDN. BHD. Mar 2020 Director, NDK QUARTZ (M) SDN. BHD. Apr 2020 Head of Production Division, the Company Apr 2020 Director, Furukawa NDK Co., Ltd. (current) Apr 2020 Director, Hakodate NDK Co., Ltd. (current) Apr 2020 Director, Niigata NDK Co., Ltd. Jul 2020 Executive Officer, Head of Production Division, the Company Apr 2021 Executive Officer, Head of Production Division, the Company Apr 2021 President and Director, ASIAN NDK CRYSTAL SDN. BHD. Apr 2021 President and Director, NDK QUARTZ (M) SDN. BHD. Jun 2021 Director, Managing Executive Officer, Head of Production Division, the Company (current) Jun 2024 Director, Suzhou Nichiden Denpa Denshi Kogyo Co., Ltd. (current) Apr 2025 Director, ASIAN NDK CRYSTAL SDN. BHD. (current) Apr 2025 Director, NDK QUARTZ (M) SDN. BHD. (current)

Apr 2006 Joined Recruit Co., Ltd. Mar 2012 Joined the Company Nov 2013 Seconded to NDK AMERICA, INC. Jul 2018 Deputy General Manager, Sales Planning Office, Sales and Service Division, the Company Apr 2019 General Manager, Sales Planning Department, Sales and Service Division, the Company Apr 2020 Deputy Head of Sales and Service Division, the Company Jul 2020 Executive Officer, Deputy Head of Sales and Service Division, the Company Jun 2021 Director, Managing Executive Officer, Head of Administration Division, the Company (current)

Apr 1980 Joined Tokyo Regional Taxation Bureau, National Tax Agency Jul 2007 Tax Consultation Officer, Commissioner's Secretariat, National Tax Agency Jul 2010 Planning and Coordination Officer, First Taxation Division, Tokyo Regional Taxation Bureau Jul 2015 Deputy Director, First Taxation Division, Tokyo Regional Taxation Bureau Jul 2016 Director, Second Taxation Division, Tokyo Regional Taxation Bureau Sep 2017 Opened Anraku Tax Accountant Office Sep 2017 Auditor, Nippon Foundation Volunteer Center (current) Jan 2018 Corporate Auditor, Kitaoshima Concrete Industry Co., Ltd. (current) Feb 2018 Auditor, Nippon Foundation Para Sports Support Center (current) Jul 2020 Outside Corporate Auditor, the Company Jun 2023 Outside Director, the Company (current) Jun 2023 Auditor, General Incorporated Foundation BOATRACE Promotion Association (current) Jun 2025 Auditor, General Incorporated Foundation Japan Motorboat Racing Association (current)

Apr 1982 Joined IBM Japan, Ltd. Mar 2002 Senior Manager, Process and IT Planning, Service Business Division, IBM Japan, Ltd. Dec 2010 Director, IBM Japan Staff Operations, Ltd. Apr 2013 Executive, CIO Service Japan, IBM Japan, Ltd. Mar 2018 Advisor, DataLive Co., Ltd. (current) Dec 2018 Outside Director, ABIST Co., Ltd. Jun 2023 Outside Director, the Company (current) Jun 2024 Outside Director, Nice Corporation (current) Mar 2025 Outside Director, Tokyo Keiba Co., Ltd. (current)

Apr 1981 Joined Cemedine Co., Ltd. Apr 1990 Joined Kenwood Corporation Apr 2007 General Manager, Communications Business Division, Kenwood Corporation Jun 2007 Managing Executive Officer, Kenwood Corporation Jun 2008 Director and Managing Executive Officer, Kenwood Corporation Jun 2009 Representative Director, President, Kenwood Corporation Oct 2011 Director and Senior Managing Executive Officer, JVC KENWOOD Corporation May 2014 Representative Director and President, JVC KENWOOD Corporation; Director and President, JVCKENWOOD USA Corporation Jun 2016 Representative Director and Executive Vice President, JVC KENWOOD Corporation Mar 2021 Retired from JVC KENWOOD Corporation Jun 2022 Outside Director (Audit and Supervisory Committee Member), Maxell, Ltd. (current) Jun 2025 Outside Director, the Company (current)

Apr 1984 Joined NEC Corporation Jul 1997 Section Manager, Third Development Department, Device Business Division, Transmission Business Unit, NEC Corporation Jul 1998 Seconded to Yamanashi NEC Corporation Apr 2005 Joined the Company; Seconded to NRS Technology Co., Ltd. Apr 2007 Seconded to Hakodate NDK Co., Ltd. Apr 2009 General Manager, Third Manufacturing Department, Production Division, the Company Oct 2013 Plant Manager, Sayama Plant, Production Division, the Company Nov 2014 Executive Officer, Plant Manager, Sayama Plant, Production Division, the Company Apr 2017 General Manager, First Manufacturing Division, Production Division, the Company Oct 2018 Senior Specialist, Production Division, the Company May 2020 Auditor, Furukawa NDK Co., Ltd. (current) May 2020 Auditor, Hakodate NDK Co., Ltd. (current) May 2020 Auditor, Niigata NDK Co., Ltd. Jul 2020 Full-time Corporate Auditor, the Company (current)

Apr 1989 Joined Nissan Motor Co., Ltd. Oct 2004 Registered as attorney in Japan (deregistered 2006; re-registered 2010) Oct 2004 Joined Asuka Kyowa Law Office May 2011 Joined Hayabusa Asuka Law Office Dec 2011 Registered as attorney in California, USA Nov 2018 Joined Mile Law Office (current) Jun 2023 Outside Corporate Auditor, the Company (current)

Apr 1983 Joined Tokyo Shibaura Electric Co., Ltd. Apr 2006 General Manager, SD Manufacturing Department, Ome Digital Media Plant, Toshiba Corporation Oct 2009 President, Toshiba Storage Device (Philippines), Inc. Oct 2013 Director, Toshiba Computer Technology Corporation Jun 2014 Representative Director, President, Toshiba Computer Technology Corporation Apr 2017 Outside Full-time Corporate Auditor, Toshiba Memory Corporation Mar 2019 Outside Full-time Corporate Auditor, Toshiba Memory Holdings Corporation (now Kioxia Holdings Corporation) (current) Mar 2019 Corporate Auditor, Toshiba Memory Corporation (now Kioxia Corporation) (current) May 2023 Director, General Incorporated Association Kansa Konwakai (current) Jun 2025 Outside Corporate Auditor, the Company (current)