Ametsub had started listening various types of music instantly by meeting pop music in his teens and made this experience clue at the same time through his childhood that he had been playing a lot with art toys and cassette tapes being interested in classic, game or nature sound as being highly fascinated with art like paintings and products. And he had also started making music that only arrange built-in sound by using old computer. After that, he had made many sound works which doesn't use equipment around him at all including strange mix work or making music which is imaged fiction story and had been absorbed in making experimental sound which doesn't handle normally and is full of playful mind feeling questions, existence or safety to sound. As he says "This is exactly my life".

