Takehisa Kosugi has been played on NTS over 10 times, featured on 16 episodes and was first played on 13 November 2014.

小杉武久 (Takehisa Kosugi; surname Kosugi; b. Tokyo, Japan, 1938) is a Japanese composer and performer working in the field of contemporary classical music. He is associated with the Fluxus movement, worked with John Cage and David Tudor, and has served as music director for the Merce Cunningham Dance Company. His primary instrument is the violin.