101Leafy researched the games.
Centenarian Dagger

Awarded in honorarium by the Guild, this Sword can slice off the tail of Lao-Shan.
| Class | Long Sword |
|---|---|
| Rarity | 5 |
| Attack | 864 |
| Fire | 70 |
| Affinity | 15% |
| Slots | 1 |
| Price | 25,000z |
Upgrades
| Upgrades into | Susano Blade |
|---|
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 696.
Materials
Elder Thank You ×1, Gaoren Pincer ×1, Lao-Shan's Shell ×1