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Japan's Imperial Navy flag

Japan's Kyushu K11W Shiragiku (white chrysanthemum) trainer

Photos

  • Kyushu K11W Shiragiku trainer
  • Kyushu K11W1 Shiragiku trainer

 

Design

The Imperial Japanese Navy put out a 15-Shi specification for a replacement for the K3M naval trainer and design work started in late 1940 at K.K. Watanabe Tekkosho.

Cockpits

In the upper half of the cockpit the student pilot and radio operator were located. In the lower half was located the instructor, the student navigator, and the student bombardier.

Prototype

The K11W1 prototype first flew in November 1942.

Production

After the K.K. Watanabe Tekkosho company was reorganized into Kyushu Hikoki K.K. an order contract was placed in the summer of 1943.

  • Total: 798
    • Manufacturer: Kyushu Hikoki K.K., K.K. Watanabe Tekkosho later renamed Kyushu Hikoki K.K.
    • Production: ? - August 1945, November 1942 - August 1945

Variants

  • Kyushu K11W1, Navy Operations Trainer Shiragiku Model 11:
  • Kyushu K11W2: All wood construction. Also used for transport and anti-submarine duties.
  • Kyushu Q3W1 Nankai (south sea): Anti-submarine patrol. Development canceled in January 1945 when the prototype landed wheels up.

Usage

The first K11Ws became operational in the summer of 1943.

Suicide

Some K11Ws were used in suicide attacks at the end of World War II.

Specifications

  Kyushu K11W1
Type Trainer
Crew 5
Engine (Type) Hitachi GK2B Amakaze 21
Cylinders Radial 8, Radial 9
Cooling Air
Net HP 515
Propeller Blades 2 metal
Dimensions  
Span 49' 1", 49' 1.75"
14.98 m
Length 33' 7", 33' 7 5/32"
10.24 m
Height 12' 10 23/32", 12' 11"
3.93 m
Wing area 328.298 sq ft
30.5 sq m
Weight  
Empty 3,697 lb
1,677 kg
Load - Normal 5,820 lb
2,640 kg
Load - Maximum 6,173 lb
2,800 kg
Performance  
Speed at 5,580' / 1,700 m 143 mph
124 knots
Speed - Cruising at 3,280' / 1,00 m 109 mph
95 knots
Climb to 9,845' / 3,000 m 19 minutes 35 seconds
Service ceiling 18,440'
5,620 m
Range 1,093 miles
950 nautical miles
Armament 1: MG
Cockpit - Rear 1: 7.7 mm Type 92
Bombs 132 lb
Bombs - Training 2: 66 lb
2: 30 kg
Bombs - Kamikaze 1: 551 lb
1: 250 kg

Sources:

  1. World War II Airplanes Volume 2, Enzo Angelucci, Paolo Matricardi, 1976
  2. Japanese Aircraft of the Pacific War, René J Francillon, 1970
20th Century American Military History Crucial Site