Haguro was the third of the four-member Myōkō class of heavy cruiser; the other ships were Myōkō (妙高), Nachi (那智), and Ashigara (足柄). The ships of this class displaced 13,300 tons, were 201 metres (659 ft) long, and were capable of 36 knots (67 km/h; 41 mph). They carried two aircraft and their main armament was ten 203 mm (8 in) guns in five twin turrets. At the time they were built, this was the heaviest armament of any cruiser class in the world.

History
Empire of Japan
Name	Haguro
Namesake	Mount Haguro
Ordered	1924
Builder	Mitsubishi shipyard, Nagasaki
Laid down	16 March 1925
Launched	24 March 1928
Commissioned	25 April 1929
Stricken	20 June 1945
Fate	Sunk by Royal Navy destroyers in the Strait of Malacca, 16 May 1945
General characteristics
Class and type	Myōkō-class cruiser
Displacement	13,300 long tons (13,500 t)
Length	201.7 m (661 ft 9 in)
Beam	20.73 m (68 ft 0 in)
Draft	6.32 m (20 ft 9 in)
Installed power	130,000 shp (97,000 kW)
Propulsion	4 × geared turbines 12 × boilers 4 × shafts
Speed	36 kn (41 mph; 67 km/h)
Range	8,000 nmi (15,000 km) at 14 kn (16 mph; 26 km/h)
Complement	773
Armament	As completed: 10 × 200 mm (7.9 in) guns (5x2) 6 × 120 mm (4.7 in) guns (to 1934) 2 × 7.7 mm (0.30 in) machine guns 12 × 610 mm (24 in) torpedo tubes (4x3) After first reconstruction: 10 × 203 mm (8.0 in) guns (5x2) 8 × 127 mm (5 in)/40 guns (4x2; from 1935) 8 × 13.2 mm (0.52 in) machine guns (2x4) 2 × 7.7 mm (0.30 in) machine guns 8 × 610 mm (24 in) torpedo tubes (2x4)[​1]
Armor	Main belt: 100 mm (3.9 in) Main deck: 37 mm (1.5 in) Turrets: 25 mm (0.98 in) Barbettes: 75 mm (3.0 in)
Aircraft carried	2 × floatplanes
Aviation facilities	1 × catapult
Service record
Part of:	Imperial Japanese Navy
Operations:	Pacific War Battle of the Java Sea (1942) Second Battle of the Java Sea (1942) Battle of the Coral Sea (1942) Battle of the Eastern Solomons (1942) Operation Ke (1943) Battle of Empress Augusta Bay (1943) Battle of the Philippine Sea (1944) Battle of Leyte Gulf (1944) Battle of the Malacca Strait

en.wikipedia.org/wiki/Japanese_cruiser_Haguro