101Leafy researched the games.
Gold Recorder+

A golden Hunting Horn. Dedicated to an ancient deity, it is a treasure.
| Class | Hunting Horn |
|---|---|
| Rarity | 9 |
| Attack | 1196 |
| Dragon | 400 |
| Slots | 1 |
| Price | 100,000z |
Upgrades
| Upgraded from | Gold Recorder |
|---|---|
| Upgrades into | Lunar Recorder |
Upgrade tree from モンスターハンターポータブル 2nd G 公式ガイドブック (Enterbrain, 2008), page 734.