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Okamoto, Yoshisuke (岡本義助)

Date of birth:
October 8th, 1897
Date of death:
November 27th, 1942
Nationality:
Japanese (1868-1945, Empire)

Biography

Promotions:
October 9th, 1919: Sho-i Ko-hosai (Midshipsman);
August 1st, 1920: Sho-i (Sub-lieutenant);
December 1st, 1922: Chu-i (Lieutenant junior grade);
December 1st, 1925: Tahi-i (Lieutenant);
December 1st, 1931: Sho-sa (Lieutenant-commander);
December 1st, 1936: Chu-sa (Commander);
May 1st, 1942: Dai-sa (Captain);
November 27th, 1942: Sho-sho (Rear-admiral, pothumously).

Career:
October 9th, 1919: armoured cruiser Adzuma (1899);
May 31st, 1920: battlecruiser Haruna (1913);
August 12th, 1920: battleship Asahi (1899);
January 20th, 1921: cruiser Tenryu (1918);
May 7th, 1921: depot ship Karasaki;
December 1st, 1921: base course, Gunnery School;
April 8th, 1922: base course, Torpedo School;
July 12th, 1922: battleship Settsu (1911);
December 1st, 1922: base course, Submarine School;
May 30th, 1923: submarine SS-30 (1921);
September 13th, 1923: submarine SS-40 (1921) / RO-22 (1924);
December 1st, 1924: submarine RO-55 (1921);
December 1st, 1927: advanced course, Torpedoschool;
December 10th, 1928: 18th Submarine Division;
March 15th, 1929: Torpedo Officer, submarine I-54 (1926);
April 1st, 1931: Commanding Officer, submarine RO-53 (1920);
December 1st, 1931: Commanding Officer, destroyer Fuji (1920);
March 10th, 1932: Kure Naval Department;
March 26th, 1932: A-course, Submarine School;
July 23rd, 1932: Staff Officer, 1st Submarine Squadron;
September 24th, 1932: Commanding Officer, submarine RO-62 (1923);
November 1st, 1934: Commanding Officer, submarine I-51 (1921);
May 25th, 1935: Commanding Officer, submarine I-62 (1928);
October 21st, 1935 - December 1st, 1936: Commanding Officer, submarine I-59 (1929);
November 2nd, 1936 - December 1st, 1936: Commanding Officer, submarine I-60 (1929);
December 1st, 1936: Commanding Officer, submarine I-57 (1928);
December 1st, 1937: 1st Officer, oiler Tsurumi (1923);
February 25th, 198: 1st Officer, oiler Hayatomo (1922);
June 1st, 1938: Commanding Officer, submarine I-75 (1936);
November 15th, 1938: Commanding Officer, submarine I-7 (1935);
October 20th, 1939: Instructor, Submarine School;
November 10th, 1941: Commanding Officer, 6th Submarine Division;
June 20th, 1942: Staff Officer, 6th Fleet;
July 1st, 1942 - November 27th, 1942: Commanding Officer, 12th Submarine Division.

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Sources

Photo