101Leafy researched the games.
Tiger Arrow I

Dreadful Bow made from sharp, yet flexible Tigrex materials. Overwhelming.
| Class | Bow |
|---|---|
| Rarity | 4 |
| Attack | 264 |
| Affinity | -30% |
| Slots | 0 |
| Price | 8,550z |
Upgrades
| Upgrades into | Tiger Arrow II |
|---|
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 800.
Materials
Tigrex Scale ×6, Tigrex Fang ×3, Tigrex Claw ×2, Monster Bone+ ×2