魔甲 [makou] or 'magic carapace' in Japanese.
Final Fantasy Tactics S

Stats: DEF10 MDEF10 (basic), DEF30 MDEF30 (+1), DEF60 MDEF60 (+2), DEF90 MDEF90 (+3), DEF110 MDEF110 (+4), DEF130 MDEF130 (+5)
Equip: default equip for various monster units
Buy: - (sell: -)
Craft: Bone Chips, 750 gil
Craft (+1): Wizened Hide, Bone Chips x2, 750 gil
Craft (+2): Glass Salt, Bone Chips x3, 5,000 gil
Craft (+3): Splintered Plank, Coral Fragment x3, Bone Chips x5, 15,000 gil
Craft (+4): Demon Lord's Scale, Faren Pollen x2, Bone Chips x10, 50,000 gil
Craft (+5): Demon Lord's Cranium, Serpent Ivy x2, Bone Chips x20, 100,000 gil
Obtain Recipe: basic, +1, +2 (Sea of Adenn city 1st expansion), +3, +4, +5 (Sea of Adenn city 2nd expansion)
Type: Carapace, Grade: 1
Description: ?
Category: Equipment