101Leafy researched the games.
Order Rapier

Rapier used by knights guarding the town. A symbol used to maintain order.
| Class | Dual Blades |
|---|---|
| Rarity | 3 |
| Attack | 182 |
| Water | 140 |
| Slots | 0 |
| Price | 2,480z |
Upgrades
| Upgraded from | Dual Tomahawk |
|---|---|
| Upgrades into | Holy Saber |
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 712.
Materials
Lightcrystal ×4, Black Pearl ×5, Machalite Ore ×8, Small Goldenfish ×10