Born in Hamamatsu City, Shizuoka Prefecture, Yoshiyuki studied product, graphic, and spatial design at the Faculty of Engineering, Chiba University. After graduating, he interned as a designer at a local design office while working as a freelancer in a regional development project at the University of Tokyo, where he discovered the appeal of social design. He joined Loftwork because he felt that he wanted to work with local people to solve social problems through the power of design. He specializes in creative solutions, from industrial support to website renewal. He is a self-proclaimed "Drinking Party Organizer" and spends his weekends outdoors, climbing and cycling.