勇者の盾 [yuusha no tate] or 'hero's shield' in Japanese.
Final Fantasy I
Stats: DEF +16, EVA +40
Equip: ?
Obtain: ?
Description: A shield that wards off status ailments
Final Fantasy III

Stats: DEF 9, MDEF 6, STR +1, VIT +1, INT +1, MND +1, AGI +1, weight 1, immunity to Poison, Blind, Mini, Toad, Petrify, Sleep and Confuse
Use: FRE, ONK, WAR, KNT, DRG
Buy: 3,500 gil (sell: ? gil)
Shop: Amur
Treasure: Dwarven Hollows
Type: Shield
Other: as 'Heroic Shield'
Record Keeper

Hero's Shield (III)
Stats: DEF +86, MDEF +56, EVA 112, ATK +5 (lv1), ? (lv5), ? (lv10), ? (lv15), ? (lv20), ?
(lv25), DEF +126, MDEF +83, EVA 112, ATK +15 (lv30)
Max Level: lv20 (initial), lv25 (first evolve), lv30 (second evolve)
Type: Shield, Rarity: ★★★★★
Other: Blind resist (small)
Other: enables use of the Protection of the Earth Soul Break when equipped by Ingus
Category: Equipment