Ships
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I-70

IJN I-70

Sunk

Imperial Japanese Navy

TypeSubmarine
WarSecond World War
Main guns1 × 3.9″ gun

Sunk north of Hawaii on 10 December 1941 by dive bombers from Enterprise, the first Japanese warship sunk by American aircraft.

Japanese submarine I-70 docked in Yokosuka for repairs following a collision with the submarine I-169 Photo: Unknown authorUnknown author, Public domain · Wikimedia Commons

Armament and specifications

Armament

  • 6 x torpedo tubes/14 21 in (533 mm) torpedoes
  • 1 x 100 mm (3.9 in) AA gun
  • 1 × 13.2 mm (0.52 in) AA gun
BuilderSasebo Naval Arsenal, Sasebo, Japan
Laid down25 January 1933
Launched14 June 1934
Commissioned9 November 1935
Displacement1400 (1785 maximum) tons surfaced 2440 tons submerged
Length104.7 m (343.5 ft)
Speed23 knots (43 km/h; 26 mph) diesel 8.2 knots (15.2 km/h; 9.4 mph) electric
Complement60–84 officers and enlisted

As built, from the ship's Wikipedia article. Figures there may cover later refits too.

Career

She isn't listed in any of the fleet actions covered here.

Launched

14 June 1934