Apr 1985 Joined Toppan Inc. Apr 1996 General Manager, Kansai Image Research Laboratory, Toppan Inc. Oct 2001 Established the Company; Representative Director, President Nov 2010 Representative Director, President, eBASE-PLUS Inc. Apr 2020 Director, eBASE-PLUS Inc. (current) Jun 2020 Representative Director, Chairman of the Company (current)

Nov 2003 Joined the Company Jun 2004 Director of the Company Apr 2007 Director, Executive Officer of the Company Apr 2013 Director, Executive Officer of the Company; in charge of Market Development B.U. and SE B.U. Jun 2020 Representative Director, President of the Company (current) Sep 2025 Director, eBASE-NeXT Inc. (current)

Jan 2005 Joined the Company Sep 2005 Director of the Company Apr 2007 Director, Executive Officer (CFO) of the Company (current) Nov 2010 Director, eBASE-PLUS Inc. Apr 2020 Representative Director, President, eBASE-PLUS Inc. (current)

Apr 1992 Joined Toppan Inc. Oct 2001 Director of the Company Nov 2005 Representative Director, President, eBASE-NeXT Inc. Apr 2007 Director, Executive Officer of the Company Apr 2013 Director, Executive Officer of the Company; in charge of Osaka Solutions B.U. (current) Jun 2018 Audit & Supervisory Board Member, eBASE-PLUS Inc. (current) Sep 2025 Audit & Supervisory Board Member, eBASE-NeXT Inc. (current)

Apr 2007 Joined the Company Oct 2008 Executive Officer of the Company Apr 2013 Executive Officer of the Company; in charge of Tokyo Solutions B.U. Jun 2018 Director, Executive Officer of the Company; in charge of Tokyo Solutions B.U. (current)

Apr 1979 Joined National Jutaku Kenzai Co., Ltd. (renamed National Jutaku Sangyo Co., Ltd. in Aug 1982; renamed Panahome Corporation in Oct 2002) Oct 2003 General Manager, Renovation Business Division, Panahome Corporation Jun 2006 Executive Officer in charge of Renovation Business, Panahome Corporation Apr 2017 Special Adviser in charge of External Relations, Panahome Corporation (renamed Panasonic Homes Co., Ltd. in Apr 2018) Apr 2018 Adviser, Panasonic Homes Co., Ltd. Jun 2018 Director, Audit and Supervisory Committee Member of the Company (current)

Apr 1970 Joined Sharp Corporation Apr 1992 General Manager, Second Sales Department, Information and Communication Sales Headquarters, Sharp Corporation Jan 2001 General Manager, Domestic Information and Communication Sales Headquarters, Sharp Corporation Jun 2005 Director, General Manager, Domestic Information and Communication Sales Headquarters, Sharp Corporation Apr 2007 Managing Director, General Manager, Domestic Information and Communication Sales Headquarters, Sharp Corporation Apr 2008 Managing Executive Officer, General Manager, Domestic Information and Communication Sales Headquarters, Sharp Corporation Apr 2009 Adviser, Sharp Corporation Jun 2011 Audit & Supervisory Board Member of the Company Dec 2012 Representative Director, President, Takamori Strategy Institute Co., Ltd. (current) Sep 2013 Representative Director, President, Takamori Sun Vision Co., Ltd. Jun 2015 Director, Audit and Supervisory Committee Member of the Company (current)

Apr 1986 Joined Toppan Inc. (current; renamed TOPPAN Holdings Inc. in Oct 2023) Jun 2024 Director, Audit and Supervisory Committee Member of the Company (current) Apr 2025 Joined Texcend Photomask Co., Ltd. (current) Qualifications: Certified Fraud Examiner (Apr 2016); Certified Internal Auditor (Jul 2016); U.S. Certified Public Accountant (Oct 2016); Certified Information Systems Auditor (May 2017)

Apr 1978 Joined Hitachi, Ltd. Jun 1990 Joined Fujitsu Limited Apr 2012 Professor, Nagano University (school corporation) Apr 2020 Professor, Nagano University (public corporation) Apr 2024 Part-time Lecturer, Matsumoto University (Matsushō Gakuen school corporation), and Head Coach, Women's Volleyball Team (current) Jun 2024 Director, Audit and Supervisory Committee Member of the Company (current)