Home / Forums / Vintage Melodicas / Yamaha Pianica 36, P-36 / Reply To: Yamaha Pianica 36, P-36 Reply To: Yamaha Pianica 36, P-36 October 29, 2015 at 10:45 pm #6185 Alan BrintonParticipant No warping that I can see. It’s very solid and heavily lacquered.