Home / Forums / General melodica discussion / Yamaha P37D and generic melodicas / Reply To: Yamaha P37D and generic melodicasReply To: Yamaha P37D and generic melodicas February 12, 2015 at 1:56 pm #4109 OfirParticipantThank you for this info. Do you know of a noticeable difference between the Yamahas from Japan and Indonesia?