Hatsutaka in 1939
Class overview
Name	Hatsutaka-class minelayers Hatsutaka-class Wakataka-class Asadori-class (only a project)
Builders	Harima Zōsen Corporation
Operators	Imperial Japanese Navy Royal Malaysian Navy Republic of Singapore Navy
Preceded by	Shirataka
Cost	4,733,000 JPY (Hatsutaka) 4,900,000 JPY (Wakataka)
Built	1938 – 1941
In commission	1939 – 1946 (IJN)
Planned	4
Completed	3
Cancelled	1
Lost	2
Retired	1
General characteristics
Type	Minelayer/Netlayer
Displacement	1,600 long tons (1,626 t) standard
Length	91.00 m (298 ft 7 in) overall 86.50 m (283 ft 10 in) waterline
Beam	11.30 m (37 ft 1 in)
Draught	4.0 m (13 ft 1 in)
Propulsion	2 ×Kampon geared turbines 3 × Kampon coal/oil-fired boilers 2 shafts, 6,000 shp
Speed	20.0knots (23.0 mph; 37.0 km/h)
Range	3,000 nmi (5,600 km) at 14 kn (16 mph; 26 km/h)
Complement	Hatsutaka andAotaka 199 Wakataka 202
Armament	Hatsutaka, 1939 4 ×40 mm heavy machine guns 18 × Type 95depth charges 1 × Type 94 depth charge projector 4 × depth charge throwers 1 × Type 93active sonar 1 × Type 93hydrophone 24 × Type 96 510 m (1,673 ft 3 in)anti-submarine nets or 100 × Type 93naval mines Wakataka, 1941 2 ×76.2 mm (3.00 in)L/40 AA guns 4 × Type 9313.2 mm (0.52 in) AA guns 18 × Type 95 depth charges 1 × Type 94 depth charge projector 4 × depth charge throwers 1 × Type 93 active sonar 1 × Type 93 hydrophone 24 × Type 96 510 m (1,673 ft 3 in) anti-submarine nets or 100 × Type 93 naval mines

TheHatsutaka-class minelayer (初鷹型敷設艦,,Hatsutaka-gata Fusetsukan) was a class of minelayers of theImperial Japanese Navy (IJN), serving duringWorld War II. There were three sub-classes, as well.

• TheHastutaka-class minelayer was a reinforced model of theShirataka. TheHarima Zōsen Corporation dealt with all of theHatsutaka-class.

• Project number wasH12. First production model of theHatsutaka-class. Two vessels were built in 1938-40 under theMaru 3 Programme (Ship # 7 - 8). They were equipped with 4 × 40 mm quick-firing guns for anti-submarine warfare.

• Project number wasH12B. Second production model of theHatsutaka-class. Only 1 vessel was built under theMaru 4 Programme (Ship # 102). She was equipped with 2 ×76.2 mm (3.00 in) anti-aircraft cannons. TheWakataka was classed in theHatsutaka-class in the IJN official documents. The IJN called her theModified Hatsutaka-class (改初鷹型,,Kai Hatsutaka-gata) unofficially.

• Project number wasH12C. TheNavy Technical Department revised theWakataka drawings. Only 1 vessel was planned under theKai-Maru 5 Programme (Ship # 5039). The IJN called her theModified Wakataka-class (改若鷹型,,Kai Wakataka-gata) unofficially.

• 
  Aotaka in June 1940 at Harima Zōsen.
• 
  Wakataka as repatriation transport in Spring 1947 at Sasebo Naval Base.

• Japanese minelayer Shirataka

• Ships of the World special issue Vol.47, Auxiliary Vessels of the Imperial Japanese Navy,"Kaijinsha"., (Japan), March 1997
• Model Art Extra No.360, Drawings of Imperial Japanese Naval Vessels Part-2,"Model Art Co. Ltd". Archived fromthe original on 2012-06-05. Retrieved2009-05-20. (Japan), October 1989
• The Maru Special, Japanese Naval Vessels No.42, Japanese minelayers,"Ushio Shobō". (Japan), August 1980
• Daiji Katagiri,Ship Name Chronicles of the Imperial Japanese Navy Combined Fleet, Kōjinsha (Japan), June 1988,ISBN 4-7698-0386-9

• World War II minelayers of Japan
• Mine warfare vessels of the Imperial Japanese Navy

• Articles containing Japanese-language text
• Pages using gadget WikiMiniAtlas