獄門 [gokumon] or 'hell's gate' in Japanese.
Airborne Brigade

SSR+
Type: AGI, Element: -, Growth: Slow, Cost: 44
Attack: 18,560 (lv1), 56,732 (lv200), ? (lv230), ? (lv260), ? (lv290), ? (lv320)
Defense: 18,680 (lv1), 56,297 (lv200), ? (lv230), ? (lv260), ? (lv290), ? (lv320)
Obtain: ?
SSR
Type: AGI, Element: -, Growth: Slow, Cost: 36
Attack: 13,460 (lv1), ? (lv200), ? (lv220), ? (lv240), ? (lv260), ? (lv280)
Defense: 13,220 (lv1), ? (lv200), ? (lv220), ? (lv240), ? (lv260), ? (lv280)
Obtain: ?
Record Keeper

Learn: Sephiroth (equip Masamune (VII))
Type: Limit, Rarity: -
Target: all enemies, Element: -, Gauge cost: 1 bar
Description: A wicked attack from above
Category: Ability