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NavSource Online: Service Ship Photo Archive


International Radio Call Sign:
November - Echo - Juliet - Yankee
Awards, Citations and Campaign Ribbons

Precedence of awards is left to right
American Campaign Medal - Asiatic-Pacific Campaign Medal - World War II Victory Medal

District Patrol Craft
  • Built at Honolulu, TH
  • Completed for Japanese resident alien Hatsutaro Iguchi, Honolulu, TH, as fishing sampan Nippon Maru, 1938
  • Ownership transferred to Iguchi's Nephew, George G. Takahashi, Honolulu, TH, and given ON 237448, May 1938
  • Registered to Yoshio Shinmoto, Honolulu, TH, 29 December 1939
  • One of 19 sampans seized by Customs for falsifying bill of sale, 28 February 1941
  • Ordered forfeited and turned over to Navy, 23 October 1941
  • Formally transferred to Navy custody at Pier 16, Honolulu, 30 October 1941
  • Placed in service as YP-103, date unknown
  • Assigned to the 14th Naval District at Pearl Harbor, TH
  • Used as recovery vessel during mine tests on Waipio Range, January 1944 - July 1945
  • Placed out of service, date unknown
  • Struck from the Naval Register, 21 January 1946
  • Transferred to the WAA (War Assets Administration) for disposal, March 1947
  • Registered to Ala Moana Fishing Co., Ltd., Honolulu, TH, as fishing vessel Electa, May 1947
  • FInal disposition, sank after colliding with mooring buoy 2 miles off Barbers Point Lighthouse, Oahu, HI, 04 October 1975
    Displacement 41 gross tons, 21 net tons
    Length 72' 1"
    Beam 13' 5"
    Draft 7' 7"
    Speed unknown
    Complement unknown
    Armament unknown
    one Diesel engine
    single propeller, 150shp

    Click On Image
    For Full Size Image
    Size Image Description Source
    803k Nippon Maru being transferred to Navy custody, 30 October 1941.
    Photo from Honolulu Daily Advertiser, 31 October 1941.
    Dave Wright

    Commanding Officers
    01LT(jg) David Wilbert Prudden D-V(G), USNR(December 1942)
    02ENS Carl Mark Shafer D-V(G), USNR(April 1943)

    There is no DANFS history available for YP-103 at NavSource
    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

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    This page was created by Gary P. Priolo and is maitained by David L. Wright
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    Last Updated 20 February 2021