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12.7cm Twin High-angle Gun Mount

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No.10 12.7cm連装高角砲
GreenGunDP.png Secondary Gun (High-angle)
Effects: Firepower+2 AA+4 Accuracy+1 RangeShort
Scrap value: Ammo 2 Steel 2 (Buildable)

Equipment Card 12.7cm Twin High-angle Gun Mount.png

Equipment Character 12.7cm Twin High-angle Gun Mount.png

Equipment Item 12.7cm Twin High-angle Gun Mount.png

Equipment Full 12.7cm Twin High-angle Gun Mount.png

Refittable Class
Coastal Defense Ship Destroyer
Light Cruiser Torpedo Cruiser
Heavy Cruiser Training Cruiser
Aviation Cruiser Fast Battleship
Battleship Aviation Battleship
Light Carrier Standard Aircraft Carrier
Armored Carrier Seaplane Tender
Submarine Aircraft Carrying Submarine
Submarine Tender Fleet Oiler
Repair Ship Amphibious Assault Ship



Standard anti-air high-angle gun.
Structured for mass production and aimed for economic efficiency, it’s widely equipped in battleships, carriers, and cruisers.
Although there is some difficulty in turning speed and rate of fire, it is an important anti-aircraft gun.


Secondary GunsSecondary GunSecondary High-Angle GunSecLarge Secondary High-Angle GunSp_Sec serve a similar role to Main Guns. Their main stats are the "firepower" Firepower and "accuracy" Accuracy. They are notably required to trigger some weaker Artillery Spotting attacks as well as some Night Cut-Ins, notably the "Double Attack" (DA).

High-Angle Gun High-Angle Guns (sometimes "dual-purpose guns"), are anti-air focused guns, that can serve their main surface role, in addition to having extra Anti-Air AA stats.

  • They are notably required in most AACI.

Can be equipped in the RE of certain ships.


How To Obtain


Stock equipment of: Abukuma KaiAbukuma Kai, Akashi KaiAkashi Kai, AkitsushimaAkitsushima, AmagiAmagi, Ashigara KaiAshigara Kai, ChitoseChitose, ChiyodaChiyoda, Choukai KaiChoukai Kai, Furutaka KaiFurutaka Kai, Haguro KaiHaguro Kai, Haruna KaiHaruna Kai, Hiei KaiHiei Kai, Isuzu KaiIsuzu Kai, Kako KaiKako Kai, KashimaKashima, KatoriKatori, Kirishima KaiKirishima Kai, Kitakami Kai NiKitakami Kai Ni, Kongou KaiKongou Kai, Maya Kai NiMaya Kai Ni, Maya KaiMaya Kai, MizuhoMizuho, Nachi KaiNachi Kai, Naka Kai NiNaka Kai Ni, Ooi Kai NiOoi Kai Ni, TaigeiTaigei, Tatsuta KaiTatsuta Kai, Tenryuu KaiTenryuu Kai, Yamato KaiYamato Kai


Used to improve: 12.7cm Twin High-angle Gun Mount12.7cm Twin High-angle Gun Mount, 12.7cm Twin High-angle Gun Mount (Late Model)12.7cm Twin High-angle Gun Mount (Late Model), Type 91 Anti-Aircraft Fire DirectorType 91 Anti-Aircraft Fire Director, Type 94 Anti-Aircraft Fire DirectorType 94 Anti-Aircraft Fire Director

Used by quest: F44

Updates History

  • 2013-04-23: Implemented with initial game release
  • 2017-03-17: Became improvable and upgradeable to 8cm High-angle Gun8cm High-angle Gun, build rate increased


Type Name Resource Day 2nd Ship Note
Fuel Ammunition Steel Bauxite Item Icon Development Material.png Item Icon Improvement Material.png # of equipment needed for that upgrade. An asterisk following the number indicates a different equipment is required. Sun Mon Tue Wed Thu Fri Sat
High-Angle Gun 12.7cm Twin High-angle Mount 0 10 40 70 20 2/3 2/3 1xGreenGunDP.png S
Maya Kai Ni
Upgrades to 8cm High-angle Mount.
6 3/4 3/4 1xGreenGunDP.png
10 5/8 6/10 1xGreenGunDP.png
Improvement Improved effects
Secondary High-Angle GunSec 1★ 2★ 3★ 4★ 5★ 6★ 7★ 8★ 9★ Max★
Firepower 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
Night Battle Power 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
[math]\displaystyle{ \text{AdjAA}_\text{ship} }[/math] 2.00 2.82 3.46 4.00 4.47 4.89 5.29 5.65 6.00 6.32
[math]\displaystyle{ \text{AdjAA}_\text{fleet} }[/math] 2.00 2.82 3.46 4.00 4.47 4.89 5.29 5.65 6.00 6.32
Accuracy Day 1.00 1.41 1.73 2.00 2.23 2.44 2.64 2.82 3.00 3.16
Accuracy Night 1.30 1.84 2.25 2.60 2.91 3.18 3.44 3.68 3.90 4.11

See Also

12.7 cm/40 Type 89 naval gun