Japanese submarine I-22 (1938)

History
Empire of Japan
Name	Submarine No. 47
Builder	Kawasaki Shipbuilding, Kobe, Japan
Laid down	25 November 1937
Renamed	I-22 in 1938
Launched	23 December 1938
Completed	10 March 1941
Commissioned	10 March 1941
Fate	Sunk 6 October 1942
Stricken	15 December 1942
General characteristics
Class and type	Type C1 submarine
Displacement	2,595 tonnes (2,554 long tons) surfaced 3,618 tonnes (3,561 long tons) submerged
Length	109.3 m (358 ft 7 in) overall
Beam	9.1 m (29 ft 10 in)
Draft	5.3 m (17 ft 5 in)
Installed power	12,400 bhp (9,200 kW) (diesel) 2,000 hp (1,500 kW) (electric motor)
Propulsion	Diesel-electric 2 × diesel engines 2 × electric motors
Speed	23.5 knots (43.5 km/h; 27.0 mph) surfaced 8 knots (15 km/h; 9.2 mph) submerged
Range	14,000 nmi (26,000 km; 16,000 mi) at 16 knots (30 km/h; 18 mph) surfaced 60 nmi (110 km; 69 mi) at 3 knots (5.6 km/h; 3.5 mph) submerged
Test depth	100 m (330 ft)
Crew	95
Armament	8 × bow 533 mm (21 in) torpedo tubes 1 × 14 cm (5.5 in) deck gun 2 × single or twin 25 mm (1 in) Type 96 anti-aircraft guns
Notes	Fitted to carry 1 × Type A midget submarine

The second I-22 was one of five Type C cruiser submarines of the C1 sub-class built of the Imperial Japanese Navy. During World War II, she operated as the mother ship for a midget submarine during the attack on Pearl Harbor and the attack on Sydney Harbour, supported Japanese forces during the Battle of the Coral Sea, and served in the Guadalcanal campaign. She was sunk in October 1942.