![flag](https://i.imgur.com/P7HvmZb.png)
I-56 Japanese Tier VIII Premium Submarine 1944 (Armory Bundles)
A large cruiser-type submarine (Type B3). Main armament of 6 torpedo tubes mounted in the bow, and her additional armament a 140 mm deck gun.
![cyclops](https://i.imgur.com/henb2pq.png)
I-56 Commemorative Flag
The second submarine of the Imperial Japanese Navy to bear this name. Like her predecessor, I-56 was attached to the Kure Naval District. She disappeared in April 1945 after the start of the Battle of Okinawa, and her fate is still unknown.
![update](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhtN_n7a4_NCVGp0ivxrFtLRvaVWuFvN4A4yaFJxbuWloQo68qUfR7m1h99EUKRUtxAQKD56rhcFlhiL_dXMzMq-evwYu8a-ab3BcJRC-TCtgyQxomFmZbLQKxS7z-mKkncy3rfJNDBQgzN/w74-h68-rw/FLIP+MOBILE.png)
Flip your mobile device to landscape for better viewing.
![](https://i.imgur.com/nIybNl9.png)
I-56 Info
Ship Name:
VIII I-56
![flag](https://i.imgur.com/Bby4eKU.png)
![shipicon](https://i.imgur.com/PKiNOdH.png)
Tier: 8
Paper ship: No
Class: Submarine
WG introduction: June 10, 2022
Ship release: 0.11.9
Armory Resource Cost:
10,800 doubloons
![resource](https://i.imgur.com/G9cfebE.png)
Nation:
Japan
![flag](https://i.imgur.com/Bby4eKU.png)
Current development status: Released
![](https://i.imgur.com/ejvyLlm.png)
I-56 Survivability
Hit Points: 24,200 hp
Plating: 6-25 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
![](https://i.imgur.com/8LSLso2.png)
Main Battery Armament
1 × 1 140 mm/40 11th Year Type:
Max Range: 8.5 km
Reload: 1.8 s
180° Turn Time: 7.2 s
Dispersion at Max Range: 45 m
Sigma: 2.0σ
Shell Types:
SAP Shells: 1 × 1 140 mm CS Type 0:
Max SAP Shell Damage: 2750
Alpha Piercing CS: 39.3
SAP Max Salvo: 2750
SAP Max DPM: 71,740
Ammo Type: Semi Armor Piercing
Shell Air Drag: 0.34
Shell Always Ricochet At: 85.0°
Normalization: 45.0°
Shell Detonator: 0.03
Shell Detonator Threshold: 25.0 mm
Shell Diameter: 140 mm
Shell Krupp: 3.0
Shell Mass: 38.0 kg
Shell Ricochet At: 80.0°
Shell Speed: 700.0 m/s
![](https://i.imgur.com/D0Azbwe.png)
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: 6.0 km
![torpedoes](https://i.imgur.com/PwU09KQ.png)
Torpedoes
6 × 1 533 mm Type95 mod.3 Acoustic:
Max Damage: 10800
Range: 6.0 km
Reload: 35 s
Speed: 78 kts
Bow torpedo tubes: x 6
Torpedo detectability: 2.1 km
Enemy response time after spotting these torps: 10.36 s
Alternative Torpedoes
Torpedo Switching time: 5.0 s
6 × 1 533 mm Type95 mod.3 MZ:
Max Damage: 14,300
Range: 12.5 km
Reload: 35 s
Speed: 73 kts
Bow torpedo tubes: x 6
Torpedo detectability: 1.9 km
Enemy response time after spotting these torps: 10.01 s
![](https://i.imgur.com/h8b2qka.png)
Dive Capacity
More data soon.
Dive capacity: 120 units
Dive capacity depletion: 1.0 units/s
Dive capacity recharge rate: 2.0 units/s
![](https://i.imgur.com/GUNBH6f.png)
Mobility
Surfaced Speed
Maximum speed: 29 knots
Turning circle radius: 650 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: 2.4 m/s
![](https://i.imgur.com/2kLHxe3.png)
Visibility
Surface Detectability: 7.1 km
Air Detectability: 2.6 km
Detectability by depths: 0-2.6 km
![](https://i.imgur.com/NidSCb7.png)
Available Consumables
Slot 1: Damage Control Party:
Charges: 3
Work time: 15 s
Reload time: 60 s
Slot 2: Hydrophone:
Charges: 4
Ship bearing: 7 km
Sub spotting range at max depth: 7 km
Interval between pings: 6 s
Consumable prep time: 300 s
Consumable action time: 30 s
Reload time: 80 s
Slot 3: Reserve Battery Unit:
Charges: 2
Consumable action time: 30 s
Reload time: 90 s