Yuko Nasaka, born in 1938 in Osaka, Japan, is a prominent Japanese contemporary artist affiliated with the Gutai Art Association, an avant-garde collective known for its experimental approach to materials and performance art in post-war Japan. She joined Gutai in 1963 and quickly gained recognition for her distinctive use of circular forms and repetitive patterns, through which she explored themes of time, space, and movement. Her works often feature rhythmic, intricate designs that evoke natural patterns like water ripples or tree rings.
Nasaka's signature technique involves layering plaster, lacquer, and other industrial materials to create textured concentric circles on large circular panels. With metallic or vivid finishes, her pieces exude a meditative quality and depth. Her art embodies Gutai's experimental spirit, combining elements of Japanese aesthetics with modern, industrial processes. Themes of harmony and repetition pervade her compositions, inviting viewers to reflect and contemplate.