101Leafy researched the games.
Carmine Stinger

Sharp, piercing, Shogunbased Lance. It's a new level of sharp Sharpness.
| Class | Lance |
|---|---|
| Rarity | 9 |
| Attack | 575 |
| Slots | 1 |
| Price | 85,000z |
Upgrades
| Upgraded from | Scissor Cannon |
|---|---|
| Upgrades into | Shish Kabob Stick |
Can also be made new at the smithy.
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 750.
Materials
TerraCeanatrClaw ×4, TerraCeanatrShl ×8, Ceanataur Leg ×15, Emperor Cricket ×5