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FIGHTING SHIPS OF THE WORLD
JAPAN
MINE WARFARE SHIPS
OKINOSHIMA minelayer (1936)


Photo



Okinoshima

Ships


Name No Yard No Builder Laid down Launched Comp Fate
沖島 [Okinoshima]     Harima Zosen 9.1934 15.11.1935 9.1936 sunk 11.5.1942


Technical data


Displacement standard, t

4400

Displacement normal, t5000
Length, m113.0 pp 119,3 wl 124.5 oa
Breadth, m15.7
Draught, m5.49
No of shafts2
Machinery2 sets geared steam turbines, 4 Kampon boilers
Power, h. p.9000
Max speed, kts

20

Fuel, toil
Endurance, nm(kts)9000(10)
Armament

2 x 2 - 140/50 3-shiki, 2 x 1 - 76/40 11-shiki, 2 x 2 - 13.2/76, 500 mines, 1 catapult, 1 seaplane (E4N, E5Y, E7K, E8N) 

Electronic equipment93-shiki hydrophone
Complement445


Standard scale images


<i>Okinoshima</i> 1941
Okinoshima 1941


Graphics


<i> Okinoshima</i>
Okinoshima


Project history

Built under 1st Supplementary programme of 1931. Development of cruiser-minelayer idea, which first representative in Japan became Itsukushima. New ship, in comparison with latter, was much larger, faster and more strongly armed. For the first time there was a catapult and a seaplane. She was estimated by Japanese as successful type of multipurpose ship. Can lay antisubmarine nets. Standard seaplane was E7K.

Modernizations

1942: + 2x 1-shiki 2-go radars

Naval service

4.5.1942 Okinoshima was damaged at Tulagi by US carrier aircraft, 11.5.1942 damaged by US submarine S42 and next day has sunk at Rabaul as result of received damages.