101Leafy researched the games.
King Lobster Gun G

Crafted with the latest methods, it Rapid Fires G-Level powered Water S.
| Class | Light Bowgun |
|---|---|
| Rarity | 9 |
| Attack | 312 |
| Slots | 1 |
| Reload | Average |
| Recoil | Medium |
| Rapid Fire | Water S ×3 (60% power per shot, short recovery) |
| Table price | 5,000z |
Listed in the equipment tables of 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 779.
Ammo
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 779.
Materials
Commendation S ×1, Gt Lobstershell ×3, ThckGrnPlesioScl ×8, SpecPlesiothFin+ ×6