Yoshimasa Yamada is a Japanese-born woodworker and architect who specializes in wooden objects, furniture and buildings. He runs his own company UUP, established in 2012, in an old, renovated horse stable in Billnäs, Finland. Yamada is a PhD student at the Tampere University of Technology and he holds a master's degree in architecture. In 2011, Yamada won the first prize at the Habitare Design Competition with his outdoor toilet.
Yoshimasa Yamada has designed pieces for the following brands: