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Variants
5 prototypes were produced. #3 and #4 were rebuilt to reconnaissance plane and carried to aircraft carrier Sōryū.
D4Y1-C Type 2 reconnaissance aircraft Model 11
Reconnaissance version produced at Aichi's Nagoya factory. Developed on 7 July 1942.
D4Y1 Suisei Model 11
First batch of serial produced dive bomber aircraft. Powered by 895 kW (1,200 hp) Aichi AE1A Atsuta 12 engine. Developed in December 1943.
D4Y1 KAI Suisei Model 21
D4Y1 with catapult equipment for battleship Ise and Hyūga. Developed on 17 March 1944.
D4Y2 Suisei Model 12
1,044 kW (1,400 hp) Aichi AE1P Atsuta 32 engine adopted. Developed in October 1944.
Yokosuka D4Y2 "Suisei" preparing for take off.
[Source: Unknown]
D4Y2 with the rear cockpit 13 mm (.51 in) machine gun. Developed in November 1944.
D4Y2a KAI Suisei Model 22A
D4Y2a with catapult equipment for battleship Ise and Hyūga.
D4Y2-S Suisei Model 12E
Night fighter version of the D4Y2 with bomb equipment removed and a 20 mm upward-firing cannon installed.
Yokosuka D4Y2-S prototype of the Yokosuka Kōkutai Yo-154, Oppama Air Base, Summer 1944.
[Source: Unknown]
D4Y2 with catapult equipment for battleship Ise and Hyūga.
D4Y2-R Type 2 reconnaissance aircraft Model 12
Reconnaissance version of the D4Y2. Developed in October 1944.
D4Y2a-R Type 2 reconnaissance aircraft Model 12A
D4Y2-R with the rear cockpit 13 mm (.51 in) machine gun.
D4Y3 Suisei Model 33
Land-based bomber variant. 1,163 kW (1,560 hp) Mitsubishi Kinsei 62 radial engine adopted. Removed tailhook also.
A Yokosuka D4Y3 Type 33 "Suisei" in flight.
[Source: Unknown]
D4Y3 with the rear cockpit 13 mm (.51 in) machine gun.
D4Y3 Suisei Model 33 night-fighter variant
Temporary rebuilt night-fighter version. Two planes were converted from D4Y3. Equipment a 20 mm upward-firing cannon installed. This is not a naval regulation equipment. Development code D4Y3-S (or Suisei Model 33E) was not discovered in the IJN official documents.
D4Y4 Suisei Model 43
Single seat kamikaze aircraft with 800 kg (1,760 lb) bomb and three RATO boosters.
Yokosuka D4Y4?.
[Source: Unknown]
Planned version with Nakajima Homare radial engine, four-blade propeller, and more armor protection.
Sources:
The Complete Encyclopedia of World Aircraft
, 1997, Barnes & Nobles Books, ISBN: 0 7607 0592 5Wikipedia
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