Oka Iwao

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Rear Admiral (post.) Oka Iwao 岡巌 (1 Mar 1902 - 4 Aug 1944) was Japanese naval officer. 50th class of Naval Academy (147th place out of 272 graduates).

History

date rank title job
1 Mar 1902 born
1 Jun 1922 Midshipman Crew, Asama
12 Feb 1923 Crew, Oi
20 Sept 1923 Sublieutenant
1 Dec 1924 Crew, Destroyer No.12
20 Apr 1925 Student, Basic course, Naval Torpedo School
29 Jul 1925 Student, Basic course, Naval Gunnery School
1 Dec 1925 Lieutenant JG Member, 16th Submarine Unit
3 Jul 1926 Crew, Submarine I-1
1 Dec 1926 Crew, Submarine Ro-21
1 Dec 1927 Lieutenant Student, Navigation course, Operational Training Ship
10 Dec 1928 Member, 27th Submarine Unit
15 Mar 1929 Chief Navigator / Division commander, Submarine I-3
1 Jul 1929 Chief Navigator / Division commander, Submarine I-58
6 Feb 1932 Equipment officer, Submarine I-65
5 Apr 1932 Chief Navigator / Division commander, Submarine I-65
20 Oct 1933 Chief Navigator / Division commander, Kuma
15 Nov 1935 Lt Commander
1 Dec 1936 Chief Torpedo officer / Division commander, Submarine I-58
20 Mar 1937 Member, Kure Naval District
28 Jul 1937 Adjutant / Staff, Yokosuka Naval District
1 Dec 1938 Attendant, Naval General Staff / Attendant, Ministry of Navy (3rd Section, Naval Affairs Bureau)
10 Dec 1938 Attendant, Naval General Staff / Attendant, Ministry of Navy (3rd Section, Naval Affairs Bureau) / Attendant, Naval Section, Joint General Staff
1 Nov 1939 Attendant, Naval General Staff / Attendant, Ministry of Navy (3rd Section, Naval Affairs Bureau)
15 Nov 1940 Commander
20 Nov 1940 Staff, Naval Affairs Bureau, Ministry of Navy (1st Section / 2nd Section)
6 Dec 1940 Staff, Naval Affairs Bureau, Ministry of Navy (1st Section / 2nd Section) / Staff, Naval Public Relation Office, Joint General Staff
1 Sept 1942 Attendant, 16th Squadron HQ
21 Sept 1942 Executive officer, Kinu
20 Aug 1943 Escort Commanding officer, Etorofu
1 Feb 1944 Attendant, General Headquarter of Maritime Escort
10 Feb 1944 Staff, General Headquarter of Maritime Escort
1 May 1944 Captain
24 Jul 1944 temporary Staff, 2nd Maritime Convoy Headquarter
4 Aug 1944 Rear Admiral killed in action (42)