Ukuru-class escort ship

	Uku in 1944
Class overview
Name	Ukuru class
Builders	Hitachi Zōsen (7); Uraga Dock Company (7); Mitsui Shipbuilding & Eng. (5); Nihon Kōkan (4); Sasebo Naval Arsenal (3); Maizuru Naval Arsenal (1);
Operators	Imperial Japanese Navy; Japan Ministry of Transport; Japan Coast Guard; Republic of China Navy; People's Liberation Army Navy; Soviet Navy;
Preceded by	Mikura class
Succeeded by	Type C; Type D;
Subclasses	Hiburi class
Built	1942–1944
In commission	1943–1964
Planned	142
Completed	29
Cancelled	2
Lost	10
General characteristics
Type	Escort vessel
Displacement	940 long tons (955 t) standard
Length	77.7 m (255 ft)
Beam	9.1 m (29 ft 10 in)
Draught	3.05 m (10 ft)
Propulsion	2 shaft, geared diesel engines, 4,400 hp (3,281 kW)
Speed	19.5 knots (22.4 mph; 36.1 km/h)
Range	5,000 nmi (9,300 km) at 16 kn (18 mph; 30 km/h)
Complement	150
Sensors &; processing systems	Type 22 and 13 radars; Type 93 and/or Type 3 sonar;
Armament	As built :; 3 × 120 mm (4.7 in)/45 cal DP guns; 4 × Type 96 25 mm (0.98 in) AA machine guns (2×2); 2 × Type 94 depth charge projectors; 16 × Type 3 depth charge throwers; 2 × depth charge chutes; 120 × depth charges;

The Ukuru-class escort ships (鵜来型海防艦, Ukuru-gata kaibōkan) were a class of twenty kaibōkan escort vessels built for the Imperial Japanese Navy during World War II. The class was also referred to by internal Japanese documents as the "Modified B-class" coastal defense vessel (改乙型海防艦, Kai-Otsu-gata kaibōkan), and they were the fourth class of kaibōkan.

Class overview
Uku in 1944
Name	Ukuru class
Builders	Hitachi Zōsen (7) Uraga Dock Company (7) Mitsui Shipbuilding & Eng. (5) Nihon Kōkan (4) Sasebo Naval Arsenal (3) Maizuru Naval Arsenal (1)
Operators	Imperial Japanese Navy Japan Ministry of Transport Japan Coast Guard Republic of China Navy People's Liberation Army Navy Soviet Navy
Preceded by	Mikura class
Succeeded by	Type C Type D
Subclasses	Hiburi class
Built	1942–1944
In commission	1943–1964
Planned	142
Completed	29
Cancelled	2
Lost	10
General characteristics
Type	Escort vessel
Displacement	940 long tons (955 t) standard
Length	77.7 m (255 ft)
Beam	9.1 m (29 ft 10 in)
Draught	3.05 m (10 ft)
Propulsion	2 shaft, geared diesel engines, 4,400 hp (3,281 kW)
Speed	19.5 knots (22.4 mph; 36.1 km/h)
Range	5,000 nmi (9,300 km) at 16 kn (18 mph; 30 km/h)
Complement	150
Sensors & processing systems	Type 22 and 13 radars Type 93 and/or Type 3 sonar
Armament	As built : 3 × 120 mm (4.7 in)/45 cal DP guns 4 × Type 96 25 mm (0.98 in) AA machine guns (2×2) 2 × Type 94 depth charge projectors 16 × Type 3 depth charge throwers 2 × depth charge chutes 120 × depth charges