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, 2008-10