101Leafy researched the games.
Wild Power Bow II

Boasts great power. It can only be drawn by those with sufficient strength.
| Class | Bow |
|---|---|
| Rarity | 6 |
| Attack | 252 |
| Slots | 3 |
| Table price | 10,550z |
Upgrades
| Upgraded from | Wild Power Bow I |
|---|---|
| Upgrades into | Jungle Bow I |
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 796.