 During his time in Tokyo, Hayasaka also wrote several notable concert works including "Ancient Dances of the Left and on the Right" (1941), a "Piano Concerto" (1948) and the orchestral suite "Yukara" (1955).Hayasaka served as a musical mentor to both Masaru Satō and Tōru Takemitsu.In 1955, Hayasaka died of tuberculosis in Tokyo at the age of 41.