Yamaha Jx-109 ( upright )
- 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: 174 kg