Joined the Japan Mint in April 1996 and has since held various positions, mainly in the Business Department and the Production Department, with in charge of production management, technology development, and information systems during the youthful time. In 2000, experienced intern program at the U.S. Mint for six months. Also participated in Technical Committee (IMD-TC) several times. In recent years, served as a manager in the sales business, business planning, general affairs, and human resources sections. Currently, serving as Deputy General Manager of the Business Department in charge of product development.