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IMPERIAL JAPANESE NAVY (JAPAN)

ESCORTS

"Improved A" (ETOROFU) escorts (1943-1945)

Etorofu 1943

Name No Builder Laid down Launched Comp Fate
択捉 <Etorofu>   Hitachi, Sakurajima 3/1942 29/1/1943 5/1943 surrendered 8/1945, to USA 8/1947, BU
隠岐 <Oki>   Uraga, Tokyo 2/1942 20/12/1942 3/1943 surrendered 8/1945, to China 7/1947 (Ku An)
佐渡 <Sado>   Tsurumi, Yokohama 2/1942 28/11/1942 3/1943 sunk 22/8/1944
松輪 <Matsuwa>   Mitsui, Tamano 2/1942 19/4/1942 3/1943 sunk 22/8/1944
福江 <Fukue>   Uraga, Tokyo 10/1942 2/4/1943 6/1943 surrendered 8/1945, to United Kingdom 1947, BU
対馬 <Tsushima>   Tsurumi, Yokohama 6/1942 20/3/1943 7/1943 surrendered 8/1945, to China 7/1947 (Lin An)
六連 <Mutsure>   Hitachi, Sakurajima 7/1942 10/4/1943 7/1943 sunk 2/9/1943
若宮 <Wakamiya>   Mitsui, Tamano 7/1942 19/4/1943 8/1943 sunk 23/11/1943
干珠 <Kanju>   Uraga, Tokyo 4/1943 7/8/1943 10/1943 sunk 15/8/1945
平戸 <Hirado>   Hitachi, Sakurajima 11/1942 30/6/1943 9/1943 sunk 12/9/1944
天草 <Amakusa>   Hitachi, Sakurajima 4/1943 31/9/1943 11/1943 sunk 9/8/1945
満珠 <Manju>   Mitsui, Tamano 7/1943 30/11/1943 1/1945 damaged 3/4/1945, never repaired
笠戸 <Kasado>   Uraga, Tokyo 8/1943 9/12/1943 2/1944 damaged 22/6/1945, repair incomplete
壱岐 <Iki>   Mitsui, Tamano 5/1942 5/2/1943 5/1943 sunk 24/5/1944

 

Displacement standard, t

870

Displacement full, t

1020

Length, m

72.5 pp 76.2 wl 77.7 oa

Breadth, m

9.10

Draught, m

3.05

No of shafts

2

Machinery

diesels

Power, h. p.

4200

Max speed, kts

19.7

Fuel, t

diesel oil

Endurance, nm(kts) 8000(16)

Armament

Etorofu, Oki, Sado, Matsuwa, Fukue, Tsushima, Mutsure, Iki: 3 x 1 - 120/45 3-shiki, 2 x 2 - 25/60 96-shiki, 6 DCT (36), sweeps

Wakamiya, Hirado, Amakusa, Manju, Kasado: 3 x 1 - 120/45 3-shiki, 2 x 2 - 25/60 96-shiki, 1 x 1 - 81/12 ASW mortar, 6 DCT (60)

Manju: 3 x 1 - 120/45 3-shiki, 5 x 3 - 25/60 96-shiki, 1 x 1 - 81/12 ASW mortar, 6 DCT (60)

Sensors Kasado, Manju: 22-go radar

Complement

147

 

Ship project history: Improved version of Shimushu built under 5th Supplementary program of 1941. Main differences from previous project became strengthened anti-submarine armament changed stem form.

 

Modernizations: late 1943, Etorofu, Oki, Sado, Matsuwa, Fukue, Tsushima, Iki: - sweeps; + 1 x 1 - 81/12 ASW mortar, DC stowage was increased to 60.

late 1944, Etorofu, Oki, Fukue, Tsushima, Amakusa, Kasado: - 2 x 2 - 25/60; + 5 x 3 - 25/60 96-shiki

late 1944, Kanju: - 1 x 1 - 120/45; + 5 x 3 - 25/60 96-shiki, 2 x 1 - 25/60 96-shiki

 

Naval service: Mutsure 2/9/1943 was sunk SW off Truk by American submarine Snapper. Wakamiya 23/11/1943 was sunk at coast of China by American submarine Gudgeon. Sado 22/5/1944 was sunk W off Manila by American submarine Haddo. Iki 24/5/1944 was sunk E off Singapore by American submarine Raton. Matsuwa 24/5/1944 was damaged off Singapore by American submarine Raton, 22/8/1944 she was sunk W off Manila by American submarine Harder. Hirado 12/9/1944 was sunk in South China Sea by American submarine Growler. Amakusa 21/12/1944 was damaged on a mine, 9/8/1945 she was sunk at Onagawa by British carrier aircraft. Kandju 15/8/1945 was sunk at Wonsan (Korea) by Soviet aircraft. Etorofu 6/8/1944 was damaged by American submarine Pintado. Fukue 1/3/1945 was damaged by American carrier aircraft. Kasado 27/4/1944 was damaged by American submarine Trigger, 22/6/1945 she was damaged by American submarine Crevalle, repair was begun but 15/7/1945 ship was again hard damaged by American carrier aircraft and repair was cancelled. Mandju in the early 1945 was damaged by American submarine Pargo, 3/4/1945 she was heavy damaged at Hong Kong (being under repair) by American Army aircraft and never repaired. Oki 22/11/1944 was damaged by American submarine Scabbardfish and 19/8/1945 damaged off Pusan on a mine.

Oki and Tsushima were transferred to China on a reparation in 1947.

 

Etorofu 1943

 

Ivan Gogin, 2008-14