Korg founder Tsutomu Katoh has died of cancer been an enormously influential maker of electronic instruments as well as tools like tuners and metronomes. There has rarely been a time when I've been involved in making music without some sort of Korg gear around. Tsutomu will be missed by many.Article in Japanese that google has a very hard time translating. As far as I can tell, his death was not a result of the recent earthquake.