When he first started, By Haruo worked with toys he had bought in Japan and as such they benefited from an advance techonology and had a rather extended range of sounds. He met Jorge Crowe en Buenos Aires Argentina who first taught him.
Then he met ERVO in Santigao de Chile who taught him circuit bending which enabled him to transform the new toys he bought while traveling, giving them a wider range of sounds.
The provokative world tour of a Japanese performer 