Aichi E13A “Jake”
by Gary Barling
Aichi E13A
Purpose: Single-engine twin-float reconnaissance seaplane. All-metal construction with fabric-covered control surfaces. Crew of three in tandem enclosed cockpits.
Background: Resulted from a 1937 requirement for a long-range reconnaissance floatplane. First flew in 1940 as the E13A. The E13A1 initial production model entered service in late 1941. Two of these aircraft were deployed on initial reconnaissance of Lahaina and Pearl Harbor as a prelude to the 7 December 1941 attack.
  1. Maximum speed: 203 kt at 2,180 m (7,150 ft)
  2. Cruising Speed: 120 kt at 2,000 m (6,560 ft)
  3. Climbing speed: 3,000 m (9,842 ft) in 6 minutes, 5 seconds
  4. Service Ceiling: 8,730 m (28,640 ft)
  5. Range: 1,128 nautical miles
  6. Armament:
  1. Powerplant: One Mitsubishi Kinsei 43 fourteen-cylinder air-cooled radial rated at 1,060 hp for take-off, and 1,080 hp at 2,000 m, driving a three-blade propeller.
  2. Dimensions:


Production: A total of 1,418 E13A1s were built as follows:
Aichi Tokei Denki K. K., Funakata: 133 aircraft (1938-42)
Dai-Juichi Kaigun Kokusho, Hiro: 48 aircraft (1940-42)
Kyushu Hikoki K. K., Zasshonokuma: 1,237 aircraft (1942-45)


Units Allocated

Aircraft Tenders: Chitose, Chiyoda, Kimikawa Maru
Battleship: Haruna
Cruisers: Kinugasa, Atago, Takao, Chokai, Maya, Kumano, Chikuma, Tone, Suzuya, etc.
Kokutais: 5th, 7th, 19th, 21st, 36th, 40th, 901st, 932nd, 955th, Chichijima and Sasebo
1.      Chant, C, Aircraft of World War Two, Bristol, Dempsey-Parr, 1999.
2.      Francillon, René J., Japanese Aircraft of the Pacific War, Putnam, 1979 (numerous revised reprints available from several publishers).
3.      Parshall, Jon, An excellent website for information on the Imperial Japanese Navy.