101Leafy researched the games.
Chief Kris

Improved Bone Sword. Very durable, and its materials are easily found.
| Class | Sword |
|---|---|
| Rarity | 1 |
| Attack | 140 |
| Slots | 0 |
| Price | 840z |
Upgrades
| Upgraded from | Bone Kris+ |
|---|---|
| Upgrades into | Crimson Club, Weary Finsword, Red Saber |
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.
Materials
Hard Ticket ×1, Sm Monster Bone ×1