101Leafy researched the games.
Weary Finsword

Made from Plesioth fin. Puts pierced enemies to sleep with a powerful toxin.
| Class | Sword |
|---|---|
| Rarity | 3 |
| Attack | 168 |
| Sleep | 180 |
| Slots | 1 |
| Table price | 1,860z |
Upgrades
| Upgraded from | Chief Kris |
|---|---|
| Upgrades into | Sandman Finsword |
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 702.