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Japan's Imperial Navy flag

Japan's Kii class Battleships

Design

The Kii class battleships were ordered in 1921 as part of the 1920 - 1928 Program which was to complete the 8-8 Project (8 battleships / 8 battlecruisers).1,2

The Kii class were originally designed in 1920 by Y. Hiraga.2

Washington Treaty

The Kii class ships were cancelled as a result of the Washington Treaty.1

Ships

IJN Kii

  • Manufacturer: Kure Navy Yard1,2
  • 1922, February 5, 19222: Cancelled.1,2

IJN Owari

  • Manufacturer: Yokosuka Navy Yard1,2
  • 1922, February 5, 19222: Cancelled.1,2

No. 11

  • Manufacturer: Kawasaki at Kobe1,2
  • 1922, February 5, 19222: Cancelled.1,2

No. 12

  • Manufacturer: Mitsubishi at Nagasaki1,2
  • 1922, February 5, 19222: Cancelled.1,2

Specifications

  Kii class
Crew  
Displacement 41,400 tons1,2
Displacement - Loaded  
Physical Characteristics  
Length 826'1, 826' 9"2
251.8 m2
Length - Water Line 820'2
250 m2
Length - Between Perpendiculars 770'1,2
234.7 m2
Beam 101'1,2
30.8 m2
Draft / Height 31' 9"1,2
11.7 m2
Performance  
Speed 29.75 knots1,2
Range at 16 knots  
Armament 16" twin turrets: 51
16" L/50, 40.6 cm twin turrets: 52
5.5": 161
5.5" L/50, 14 cm: 162
Anti-Aircraft 4.7": 41
4.7" L/45, 12 cm: 42
Torpedo Tubes 24": 81,2
Aircraft  
Armor  
Barbettes 9" - 11"2
Belt - Main - Aft  
Belt - Main - Amidships 11.5"1,2
Belt - Main - Bow  
Control Tower 10" - 14"1,2
Deck 4"2, 4" - 6"1
Turrets  
Turrets - Front  
Engines  
Boilers Kanpon Type RO coal fired: 82
Kanpon Type RO mixed firing: 112
Shafts 41,2
Turbines Geared1
Gijutsu Honbu2
HP 131,2001,2
Coal  
Oil  

Sources:

  1. Japanese Warships of World War II, A. J. Watts, 1966
  2. The Imperial Japanese Navy, A. J. Watts and B. G. Gordon, 1971
20th Century American Military History Crucial Site