Since September 2017, Masatoshi co-founded Space BD Inc. and has served as the Co-Founder & CEO.

He has developed his career as an expert in business development in various areas. As an entrepreneur, he founded Nagasaki & Co. in 2014, where he mainly engaged in business development in education. Notable projects include the AOKI Global Entrepreneurship Project and the Ministry of Economy, Trade, and Industry Entrepreneur Education Promotion Project.

Prior, he served at Mitsui & Co., Ltd., one of the largest conglomerates in Japan. He spent 11 years there and mainly served in mineral resources (iron ore) industries. He covered trading and business development in the position, including joint venture development in Brazil and Australia for four years.

He graduated from Waseda University with a bachelor's degree in education.

Currently, Masatoshi takes the roles of invited researcher at Waseda University Transnational HRM Research Institute and a research fellow at Yokohama National University Growth Strategy Research Center.