Experimental Music of Japan vol. 9. Kenichi Kanazawa is a sculptor. He cuts and assembles thick iron plate pieces, and also he remarked the sound of the iron pieces. This CD is live recording of performance with young musicians, Hiroyuki Ura and Shinjiro Yamaguchi in 2010. This performance consisted of some fragments, and Yamaguchi planned detail of them. According to his explanation, he tried to catch invisible figure of music through composition by simple rule and style. track 1: solo performance used self-made steel triangle instrument by Kanazawa. track 2: each player plays sound 1 time at first 1 minute, plays 2 times at next 2 minutes, and it’s continued until 12 minutes. track 3: performance used five kinds of plate sculptures. they performed on the rule that each 2 members must not play in same time. track 4: drumming and rubbing of Oto no Kakera 9 with electronic noise. track 5: solo performance by Oto no Kakera 9. track 6: drone sound performance used Vibratile shape - circle 1200 and Vibratile Shape - Square 1200. track 7: improvisation used Oto no Kakera 9 determined to finish with succession attack by all players.