YAMAHA COROPRATION is a software developer for Windows.
It is reported that the following Windows processes are part of YAMAHA SoftSynthesizer(TM) Driver:
If you want to remove YAMAHA SoftSynthesizer(TM) Driver from your computer, just go to Start > Control Panel > Add/Remove programs and select YAMAHA SoftSynthesizer(TM) Driver from the list of programs.