101Leafy researched the games.
Black Katana Mk.III

Chemically treated Bone Katana made using razorsharp Hornetaur materials.
| Class | Long Sword |
|---|---|
| Rarity | 6 |
| Attack | 720 |
| Affinity | 5% |
| Defense | +10 |
| Slots | 2 |
| Table price | 55,000z |
Upgrades
| Upgraded from | Black Katana Mk.II |
|---|---|
| Upgrades into | Lost Black Katana |
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 692.