In 1956, Stockhausen composed Gesang der Jünglinge, the primary major work of the Cologne studio, primarily based on a textual content from the Book of Daniel. An necessary technological improvement of that year was the invention of the Clavivox synthesizer by Raymond Scott with subassembly by Robert Moog. Musique concrète was launched to Japan by Toshiro Mayuzumi, who was influenced by a Pierre Schaeffer live performance Art & Music. From 1952, he composed tape music items for a comedy movie, a radio broadcast, and a radio drama. However, Schaeffer’s idea of sound object was not influential among Japanese composers, who have been mainly thinking about overcoming the restrictions of human efficiency. The earliest group of digital musical instruments in Japan, Yamaha Magna Organ was built in 1935.
