101Leafy researched the games.
Hunter's PowerBowIII

By using Basarios' rock-like materials, users are well equipped for self-defense.
| Class | Bow |
|---|---|
| Rarity | 6 |
| Attack | 216 |
| Defense | +20 |
| Slots | 0 |
| Table price | 7,900z |
Upgrades
| Upgraded from | Hunter's Power BowII |
|---|---|
| Upgrades into | Hunter's Power BowIV, Icicle 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.