101Leafy researched the games.
Black Bow I

Darker than a bottomless pit, prey cannot escape the arrows this Bow fires.
| Class | Bow |
|---|---|
| Rarity | 5 |
| Attack | 180 |
| Dragon | 100 |
| Slots | 1 |
| Price | 7,500z |
Upgrades
| Upgrades into | Black Bow 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 802.
Materials
Dark Stone ×1, Dark Piece ×4, Pokke Ticket ×1