BA Arona's Whale: Tier X Japanese Blue Archive Submarine 1944

Arona's Whale look is inspired by Arona's Whale—an ever-present companion of the AI guide who supports Sensei throughout their journey in Kivotos. Part of the collaboration with Blue Archive.

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Ship Info

Ship Name:   X BA Arona's Whale (I-56)

Level: 10

Rarity Level: Rare Ship. Requires dedicated or focused effort via challenging events or long-term commitment.

Collaboration: Blue Archive: © NEXON Korea NEXON Games

WG Introduction: June, 2025

Estimated Released: 14.6

Base Value:  31,000

Nation:  Japan

Current Development Status: Work in Progress

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Survivability

Hit Points: 25,600 hp

Plating: 19 mm

Fore / Middle / Aft Light Hull Plating: 19 mm

Fore / Middle / Aft Pressure Hull Plating: 25 mm

Deck Plating: 16 mm

Turret Plating: 6 mm

Tonnage: 3,747 tn

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Main Battery Armament

1×1 140 mm/40 11th Year Type:

Max Range: 10.0 km

Reload: 2.0 s

180° Turn Time: 7.2 s

Dispersion at Max Range: 50 m

Sigma: 2.0σ

Shell Types

HE Shells

1× 140 mm HE Type1:

Alpha Damage: 2,500

Alpha Piercing HE: 23.0 mm

Ammo Type: High Explosive

Shell Air Drag: 0.34

Shell Always Ricochet At: 60.0°

Normalization: 68.0°

Shell Detonator: 0.001

Shell Detonator Threshold: 2.0

Shell Diameter: 140 mm

Shell Krupp: 360.0

Shell Mass: 38.0 kg

Shell Ricochet At: 91.0°

Shell Speed: 850.0 m/s

Burn Probability: 16%

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Sonar

Reload:  6.5 s

Duration of a ping effect on a highlighted sector:  once 25 s/ twice 55 s

Ping velocity:  600 m/s

Ping width:  18 m

Max Range:  8.5 km

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Torpedoes

6×1 533 mm Type95 mod. 3:

*Max Damage: 20,800 (After 10 km)

Range: 15.0 km

Reload: 45 s

Speed: 78 kts

Launcher 180° Turn Time: 15.0 s

Bow torpedo tubes: x6

Torpedo detectability: 2.1 km

• Damage Also Increases with Distance, but in a different way to normal submarine torpedoes:
  • Up to 3km, they have only reached 50% of their max damage of 10,400 (unlike standard torpedoes, which would be at 100% by this point).
  • Damage continues increasing beyond 3km, scaling up further.
  • Max Damage at 10km: They finally reach 100% damage potential after traveling 10 kilometers.

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Dive Capacity

Dive capacity: 90 units

Dive capacity depletion: 1.0 units/s

Dive capacity recharge rate: 2.0 units/s

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Mobility

Surfaced Speed

Maximum speed: 30 knots

Turning circle radius: 590 m

Rudder shift time: 9.0 s

Propulsion: 9,400 hp

Submerged Speed

Maximum speed: 13 knots

Drive plane shift time: 25.9 s

Dive and ascent speed: 2.9 m/s

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Detection

Surface Detectability: 7.1 km

Air Detectability: 2.6 km

Detectability by depths: 0-2.6 km

Detectability whilst firing in smoke: 3.0 km

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Available Consumables

Slot 1: Damage Control Party:

Charges: 3

Action time: 15 s

Reload time:  60 s

Slot 2: Hydrophone:

Charges: 4

Action Time: 1 s

Ship Bearing Distance: 7.0 km

Revealing Ships Positions Time: 6 s

Reload Time: 80 s

Slot 3: Reserve Battery Unit:

Charges: 3

Action Time: 60 s

Reload Time: 140 s

Slot 4: Main Battery Reload Booster:

Charges: 3

Action Time: 8 s

Main Battery Recharge Time: -50%

Reload Time: 100 s

Slot 5: Submarine Surveillance:

Charges: 2

Action Time: 30 s

Submarine Spotting Range at Maximum Depth: 6.0 km

Preparation Time at the Beginning of the Battle: 330 s

Reload Time: 120 s

© NEXON Korea NEXON Games

All stats are listed without crew and upgrade modifiers but with best available modules. The stats are subject to change at any time.

Please be aware that all information in this post is 'Work in Progress', the announced adjustments and features may undergo multiple changes during testing, all changes will be added to this post immediately after they become available, the final details will be officially published and labelled in the ship info as 'Released' on this post.