: Quintuple 533mm Magnetic Torpedoes (Rainbow or Gold) for Auto, or 610mm Quadruple Torpedo Mount (Gold) for maximum manual burst damage.
: Triple 203mm (Mogami-class) (HE) or Twin 203mm (SK C/34) (AP). Since her gun damage is secondary, use a gun that helps with shield-breaking or consistent DPS against light armor. Ibuki (Azur Lane)
: Massive buffs to Torpedo Crit Rate (up to 40%) and Crit DMG (65%). After Fate Sim 5, launching torpedoes also increases her Evasion by 12% for 6 seconds. : Quintuple 533mm Magnetic Torpedoes (Rainbow or Gold)
To maximize Ibuki, focus on increasing her Torpedo stat and Hit rate. Ibuki (Azur Lane)
