101Leafy researched the games.
Dragon Bow Chaos

Uses the core of a Lao-Shan horn. Drawing it is a matter of the soul, not power.
| Class | Bow |
|---|---|
| Rarity | 10 |
| Attack | 360 |
| Dragon | 220 |
| Slots | 0 |
| Price | 124,750z |
Upgrades
| Upgraded from | Dragon Bow Mountain |
|---|
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 802.