Composition Date: 1972 Configuration: Choral Japanese Instrument(s): N Length: 30' Players: FLEX Version (Original/Revised): O MFJ Presented: N World Premiere City: Tokyo World Premiere Date: 5/72 World Premiere Performers: Somei Satoh and his friends Japan Premiere City: Tokyo Japan Premiere Date: 5/72 Japan Premiere Performers: Somei Satoh and his friends