Masanao Takeyama is a professor of service design at the faculty of economics, Keio University. Takeyama has been developing methods and techniques for service design and behavioural design to apply these to business practices. He has been directing many joint research projects with Japanese global corporations including Toyota, Hitachi, Toshiba, and Sony. He has been the co-representative of Service Design Network Japan Chapter since 2013. Takeyama also founded ACTANT, Inc., the Japanese first service design consultancy to help organizations in various fields for developing innovative services and businesses. Besides the research and practices, he has been also assisting the Cabinet Office of Japanese Government to innovate public services.