Designed by Yamaha in Japan Crafted by Yamaha in Indonesia Soundboard: Laminated Spruce Soundboard Ribs: Spruce Back Posts: 4 Bridge Construction: Two-piece separated Wood seasoned for destination: Yes Frame: V-Pro Vacuum Shield Mold Process Key Material: Seasoned spruce White Key surfaces: Acrypet™ Black Key surfaces: Phenolic Resin Pedal: Soft/Mute/Damper Weight: 384 lbs (174 kg)