Location: February Rares Shop - Game Menu
Price: 10,000 Gold
Sellback: 2,500 Gold
Rarity: Rare Rarity
Description: You're consumed by the blade, you feel it, need it. It has become one with you so your face now must be hidden.
- Oni Fukumen (鬼覆面) means "demon mask" in Japanese.
- Also see:
Thanks to Amduscia.