101Leafy researched the games.
Heartshot Bow II

Beautiful hunting Bow made from Pink Rathian shell with equally beautiful ability.
| Class | Bow |
|---|---|
| Rarity | 8 |
| Attack | 264 |
| Affinity | 20% |
| Slots | 1 |
| Table price | 19,800z |
Upgrades
| Upgraded from | Heartshot Bow I |
|---|---|
| Upgrades into | Heartshot Bow III |
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.