Appendix

This appendix, prepared from the foregoing report, contains a listing of Japanese naval and merchant vessels sunk by individual United States submarines during World War II. The United States submarines are arranged in alphabetical sequence.

These assessments indicate that United States submarines sank 540,192 tons of Japanese naval vessels, and 4,779,902 tons of merchant shipping during the course of the war, the total accounting for 54.6% of all Japanese vessel losses.


Japanese Naval and Merchant Vessels Sunk During World War II
by
United States Submarines

 

USS Albacore
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Dec 18 1942 TENRYU Light Cruiser 3,300   5-11S, 145-57E Sunk
Feb 20 1943 OSHIO Destroyer 1,850 0-50S, 146-06E Sunk
Feb 20 1943 UNKNOWN Frigate 750 e 0-50S, 146-06E Sunk
Sep 4 1943 HEIJO MARU Ex-Gunboat 2,627 05-32S, 156-23E Sunk
Nov 25 1943 KENZAN MARU Cargo 4,705 0-51N, 145-56E Sunk
Jan 12 1944 CHOKO MARU Ex-Gunboat 2,629 3-30N, 147-27E Sunk
Jan 14 1944 SAZANAMI Destroyer 1,950 5-15N, 141-15E Sunk
Jun 19 1944 TAIHO Aircraft Carrier 31,000 12-22N, 137-04E Sunk
Sep 5 1944 SHINGETSU MARO Cargo 880 32-24N, 134-15E Sunk
Sep 11 1944 SUBMARINE CHASER NO 165 Submarine Chaser 170 32-20N, 131-50E Sunk
10 Vessels 49,861
USS Amberjack
Sep 19 1942 SHIROGANE MARU Pessenger-Cargo 3,130 6-33S, 156-05E Sunk
Oct 7 1942 SENKAI MARU Passenger-Cargo 2,095 1-55N, 153-42E Sunk
        2 Vessels 5,225      
USS Angler
Jan 29 1944 SHUKO MARU Ex-Net Tender 889 23-07N, 142-27E Sunk
May 20 1944 OTORI MARU Cargo 2,105 5-40S, 105-27E Sunk
Oct 14 1944 NANREI MARU Transport 2,407 11-53N, 121-39E Sunk
        3 Vessels 5,401      
USS Apogon
Dec 4 1943 DAIDO MARU Ex-Gunboat 2,962 8-15N, 159-06E Sunk
Sep 27 1944 HACHIROGATA MARU Cargo 1,999 46-32N, 146-48E Sunk
        Vessels      

--1--

USS Apogon
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Jun 18 1945 HAKUAI MARU Transport 2,614 50-30N, 155-01E Sunk
        3 Vessels 7,575      
USS Archerfish
Jun 28 1944 COAST DEF VESSEL NO 24 Frigate 800 e 24-44N, 140-20E Sunk
Nov 29 1944 SHINANO Aircraft Carrier 59,000   32-00N, 137-00E Sunk
        2 Vessels 59,800      
USS Aspro
Feb 15 1944 I 43 Submarine 2,212 12-42N, 149-17E Sunk
May 15 1944 JOKUJA MARU Cargo 6,440 10-10N, 131-25E Sunk
Jul 28 1944 PEKING MARU Transport 2,288 17-33N, 120-21E Sunk
Oct 2 1944 AZUCHISAN MARU Cargo 6,888 18-25N, 120-32E Sunk
Oct 7 1944 MACASSAR MARU 4,026 17-54N, 119-57E Sunk
        5 Vessels 21,854      
USS Atule
Nov 1 1944 ASAMA MARU Transport 16,975 20-09N, 117-38E Sunk
Nov 20 1944 MINSWEEPER NO 38 Minesweeper 630 e 21-21N, 119-45E Sunk
Nov 25 1944 PATROL BOAT NO 38 Old Destroyer 820 e 20-12N, 121-51E Sunk
Nov 25 1944 SANTOS MARU Cargo 7,266 2-12N, 121-51E Sunk
Jan 24 1945 TAIMAN MARU NO 1 Cargo 6,888 36-74N, 123-59E Sunk
Aug 13 1945 COAST DEFENSE VESSEL NO 6 Frigate 800 e 42-11N, 142-14E Sunk
        6 Vessels 33,379      
USS Balao
Feb 23 1944 NIKKI MARU Passenger-Cargo 5,857 7S, 135-42E Sunk
Feb 28 1944 SHOHO MARU Cargo 2,723 6N, 132-53E Sunk

--2--

USS Balao
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Feb 28 1944 AKIURA MARU Passenger-Cargo 6,803 00-06N, 132-53E Sunk
Jan 8 1945 DAIGO MARU Cargo 5,244 34-28N, 122-39E Sunk
Mar 19 1945 HAKOZAKI MARU Transport 10,413 33-09N, 122-08E Sunk
Mar 26 1945 SHINTO MARU NO 1 Cargo 880 e 35-14N, 123-44E Sunk
        6 Vessels 31,920      
USS Bang
Apr 29 1944 TAKEGAWA MARU Cargo 1,930 19-26N, 118-45E Sunk
Apr 30 1944 NITTATSU MARU Cargo 2,859 19-11N, 119-10E Sunk
May 4 1944 KINREI MARU 5,947 20-58N, 117-59E Sunk
Sep 9 1944 TOKIWASAN MARU Cargo 1,804 28-53N, 137-42E Sunk
Sep 9 1944 SHORYU MARU Cargo 1,916 28-53N, 137-42E Sunk
Sep 19 1944 TOSEI MARU NO 2 Tanker 507 24-56N, 122-14E Sunk
Nov 23 1944 SAKAE MARU Cargo 2,878 24-12N, 122-53E Sunk
Nov 23 1944 AMAKUSA MARU Passenger-Cargo 2,340 24-24N, 122-45E
        8 Vessels 20,181      
USS Barb
Mar 28 1944 FUKUSEI MARU Cargo 2,219 24-24N, 131-11E Sunk
May 31 1944 KOTO MARU Cargo 1,053 47-52N, 151-02E Sunk
May 31 1944 MADRAS MARU Passenger-Cargo 3,802 48-21N, 151-19E Sunk
Jun 11 1944 TOTEN MARU Cargo 3,823 46-58N, 143-50E Sunk
Jun 11 1944 CHIHAYA MARU Cargo 1,161 46-58N, 143-50E Sunk
Jun 13 1944 TAKASHIMA MARU Passenger-Cargo 5,633 50-47N, 151-20E Sunk
Aug 31 1944 OKUNI MARU Cargo 5,633 21-14N, 121-22E Sunk
Sep 16 1944 AZUSA Tanker 11,177 19-18N, 116-26E Sunk
Sep 16 1944 UNYO Escort Aircraft Carrier 20,000 19-18N, 116-26E Sunk
Nov 10 1944 GOKOKU MARU Ex-Light Cruiser 10,438 33-23N, 129-03E Sunk
Nov 12 1944 NARUO MARU Cargo 4,823 31-29N, 125-19E Sunk
Jan 8 1945 SHINYO MARU Cargo 5,892 24-31N, 120-28E Sunk
Jan 8 1945 ANYO MARU Passenger-Cargo 9,256 24-54N, 120-26E Sunk
Jan 8 1945 SANYO MARU Tanker 2,854 24-54N, 20-26E Sunk
Jan 23 1945 TAIKYO MARU Cargo 5,244 27-04N, 120-27E Sunk
Jul 5 1945 SAPPORO MARU NO 11 Cargo 2,820 46-04N, 142-14E Sunk

--3--

USS Barb
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Jul 18 1945 COAST DEF VESSEL NO 112 Frigate 800 e 46-03N, 142-16E Sunk
        17 Vessels 96,628      
USS Barbel
Aug 5 1944 MIYAKO MARU Passenger-Cargo 970 27-36N, 128-54E Sunk
Aug 9 1944 YAGI MARU Cargo 1.937 27-52N, 128-49E Sunk
Aug 9 1944 BOKO MARU Cargo 2,333 27-52N, 128-49E Sunk
Sep 25 1944 BUSHU MARU Cargo 1,222 29-50N, 130-06E Sunk
Nov 14 1944 SUGIYAMA MARU Cargo 4,379 15-14N, 112-13E Sunk
Nov 14 1944 MISAKI MARU Cargo 4,422 15-14N, 112-13E Sunk
        6 Vessels 15,263      
USS Barbero
Nov 2 1944 KURAMASAN MARU Cargo 1,995 4-30S, 118-20E Sunk
Nov 8 1944 SHIMOTSU MARU Tanker 2,854 14-01N, 117-17E Sunk
Dec 25 1944 JUNPO MARU Cargo 4,277 1-10N, 108-20E Sunk
        3 Vessels 9,126      
USS Bashaw
Jun 25 1944 YAMAMIYA MARU Cargo 6,440 3-36N, 127-14E Sunk
Sep 8 1944 YANAGIGAWA MARU Cargo 2,813 8-14N, 121-47E Sunk
Mar 5 1945 RYOEI MARU Tanker 10,016 16-46N, 108-41E Sunk
        3 Vessels 19,269      
USS Batfish
Jan 20 1944 HIDAKA MARU Cargo 5,486 31-28N, 134-52E Sunk
Jun 22 1944 NAGARAGAWA MARU Passenger-Cargo 990 34-35N, 137-56E Sunk
Aug 23 1944 MINESWEEPER NO 22 Minesweeper 492 8-09N, 134-38E Sunk

--4--

USS Batfish
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Feb 9 1945 I 41 Submarine 2,212 18-50N, 121-40E Sunk
Feb 11 1945 RO 112 Submarine 525 18-53N, 121-50E Sunk
Feb 12 1945 RO 113 Submarine 525 19-10N, 121-23E Sunk
        6 Vessels 10,230      
USS Baya
Mar 4 1945 PALEMBANG MARU Tanker 5,236 12-52N, 109-30E Sunk
Mar 21 1945 KAINAN MARU Ex-Submarine Chaser 524 11-55N, 109-18E Sunk
May 13 1945 YOSEI MARU Tanker 2,500 e 6-31S, 111-19E Sunk
Jul 16 1945 KARI Motor Torpedo Boat 595 5-48S, 115-53E Sunk
        4 Vessels 8,855      
USS Becuna
Feb 22 1945 NICHIYOKU MARU Tanker 1,945 11-28N, 109-06E Sunk
                 
USS Bergall
Oct 13 1944 SHINSHU MARU Cargo 4,182 11-52N, 109-20E Sunk
Oct 27 1944 NIPPO MARU Tanker 10,528 7-09N, 116-40E Sunk
Jan 27 1945 COASTAL MINESWEEPER NO 102 Coastal Minesweeper 174 8-37S, 115-39E Sunk
Feb 7 1945 COAST DEF VESSEL NO 53 Frigate 800 12-04N, 109-22E Sunk
        4 Vessels 15,684      
USS Besugo
Nov 22 1944 TRANSPORT NO 151 Landing Craft (LST) 1,000 e 11-22N, 119-07E Sunk
Jan 6 1945 NICHIEI MARU Tanker 10,020 6-57N, 102-57E Sunk
Feb 2 1945 COAST DEF VESSEL NO 144 Frigate 800 e 4-32N, 104-30E Sunk
Apr 6 1945 MINESWEEPER NO 12 Minesweeper 630 8-13S, 119-14E Sunk
        4 Vessels 12,450      
USS Billfish
May 26 1945 KOTOBUKI MARU NO 7 Cargo 991 33-18N, 129-20E Sunk
Jun 4 1945 TAIU MARU Cargo 2,220 38-32N, 124-45E Sunk

--5--

USS Billfish
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Aug 5 1945 KORI MARU Cargo 1,091 38-51N, 121-39E Sunk
        3 Vessels 4,302      
USS Blackfish
Jan 16 1944 KAIKA MARU Cargo 2,087 4-03N, 148-41E Sunk
                 
USS Blackfin
Nov 1 1944 UNKAI MARU NO 12 Cargo 2,745 12-54N, 120-10E Sunk
Jan 24 1945 SHIGURE Destroyer 1,580 6-00N, 103-48E Sunk
        2 Vessels 4,325      
USS Blenny
Dec 14 1944 COAST DEF VESSEL NO 28 Frigate 800 e 15-46N, 119-45E Sunk
Dec 23 1944 KENZUI MARU Cargo 4,156 16-50N, 120-18E Sunk
Feb 26 1945 AMATO MARU Tanker 10,238 11-57N, 109-18E Sunk
Mar 20 1945 YAMAKUNI MARU Cargo 500 11-17N, 108-55E Sunk
Mar 20 1945 NANSHIN MARU NO 21 Tanker 834 11-17N, 108-55E Sunk
Mar 20 1945 HOSEN MARU Cargo 1,039 11-17N, 108-55E Sunk
May 30 1945 HOKOKU MARU Cargo 520 4-09S, 114-16E Sunk
        7 Vessels 18,057      
USS Blueback
Jun 27 1945 SUBMARINE CHASER NO 2 Submarine Chaser 300 7-25S, 116-00E Sunk
                 
USS Bluefish
Sep 26 1943 KASASAGI Motor Torpedo Boat 595 5-50S, 121-57E Sunk
Sep 28 1943 AKASHI MARU Cargo 3,227 6-11S, 126-00E Sunk

--6--

USS Bluefish
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Nov 8 1943 KYOKUEI MARU Tanker 10,570 16-44N, 116-22E Sunk
Nov 18 1943 SANAYE Old Destroyer 820 4-52N, 122-07E Sunk
Dec 30 1943 ICHIYU MARU Tanker 5,061 2-45S, 109-10E Sunk
Jan 4 1944 HAKKO MARU Tanker 6,046 7-10N, 108-25E Sunk
Mar 4 1944 OMINESAN MARU Tanker 10,536 5-32N, 109-09E Sunk
Jun 16 1944 NANSHIN MARU Passenger-Cargo 1,422 2-28N, 118-09E Sunk
Jun 21 1944 KANAN MARU Cargo 3,312 4-04S, 116-45E Sunk
Aug 19 1944 HAYASUI Tanker 6,500 e 17-034N, 119-24E Sunk
Jul 9 1945 SUBMARINE CHASER NO 50 Submarine Chaser 100 e 2-13N, 105-03E Sunk
Jul 14 1945 I 351 Submarine 2,650 4-30N, 110-00E Sunk
        12 Vessels 50,839      
USS Bluegill
Apr 27 1944 YUBARI Light Cruiser 3,500 5-20N, 132-16E Sunk
May 1 1944 ASOSAN MARU Cargo 8,812 7-07N, 129-56E Sunk
May 20 1944 MIYAURA MARU Cargo 1,856 2-14N, 128-00E Sunk
Aug 7 1944 SANJU MARU Cargo 4,642 6-04N, 124-22E Sunk
Aug 13 1944 SUBMARINE CHASER NO 12 Submarine Chaser 300 6-17N, 126-09E Sunk
Aug 13 1944 KOJUN MARU Cargo 1,931 6-17N, 126-09E Sunk
Oct 18 1944 ARABIA MARU Transport 9,480 14-06N, 119-40E Sunk
Oct 18 1944 CHINZEI MARU Cargo 1,999 14-06N, 119-40E Sunk
Oct 18 1944 HAKUSHIKA MARU Passenger-Cargo 8,150 14-06N, 119-40E Sunk
Mar 28 1945 HONAN MARU Tanker 5,542 12-39N, 109-27E Sunk
        10 Vessels 46,212      
USS Boarfish
Jan 31 1945 ENKI MARU Cargo 6,968 14-55N, 109-01E Sunk
                 
USS Bonefish
Sep 27 1943 KASHIMA MARU Transport 9,908 10-14N, 109-45E Sunk
Oct 10 1943 TEIBI MARU Transport 10,086 14-44N, 110-19E Sunk

--7--

USS Bonefish
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Oct 10 1943 ISUZUGAWA Cargo 4,212 14-44N, 110-19E Sunk
Nov 29 1943 SUEZ MARU Cargo 4,646 6-22N, 116-35E Sunk
Dec 1 1943 NICHIRYO MARU Passenger-Cargo 2,721 1-31N, 120-51E Sunk
Apr 26 1944 TOKIWA MARU Passenger-Cargo 806 6-12N, 125-47E Sunk
May 14 1944 INAZUMA Destroyer 1,950 5-08N, 119-38E Sunk
Jul 30 1944 KOKUYO MARU Tanker 10,026 6-03N, 119-54E Sunk
Sep 28 1944 ANJO MARU Tanker 2,068 13-16N, 120-08E Sunk
Oct 14 1944 FUSHIMI MARU Cargo 2,542 16-12N, 119-45E Sunk
Jun 13 1945 OSHIKAYAMA MARU Cargo 6,892 38-30N, 136-58E Sunk
Jun 19 1945 KONZAN MARU Passenger-Cargo 5,488 37-13N, 137-18E Sunk
        12 Vessels 61,345      
USS Bowfin
Sep 25 1943 KIRISHIMA MARU Passenger-Cargo 8,120 9-44N, 111-56E Sunk
Nov 26 1943 OGURASAN MARU Tanker 5,069 12-48N, 109-34E Sunk
Nov 26 1943 TAINAN MARU Cargo 5,407 13-02N, 109-28E Sunk
Nov 27 1943 VAN VOLLENHOVEN Cargo 691 13-01N, 109-30E Sunk
Nov 28 1943 SYDNEY MARU Passenger-Cargo 5,425 12-46N, 109-42E Sunk
Nov 28 1943 TONAN MARU Tanker 9,866 12-46N, 109-42E Sunk
Jan 17 1944 SHOYU MARU Cargo 4,408 18N, 118-37E Sunk
Mar 10 1944 TSUKIKAWA MARU Cargo 4,470 1-30S, 128-17E Sunk
Mar 24 1944 SHINKYO MARU Cargo 5,139 5-27N, 125-38E Sunk
Mar 24 1944 BENGAL MARU Cargo 5,399 5-27N, 125-38E Sunk
Aug 22 1944 TSUSHIMA MARU Passenger-Cargo 6,754 29-32N, 129-31E Sunk
Feb 17 1945 COAST DEF VESSEL NO 56 Frigate 750 e 33-53N, 139-43E Sunk
May 1 1945 CHOWA MARU Passenger-Cargo 2,719 41-06N, 144-28E Sunk
May 8 1945 DAITO MARU NO 3 Cargo 880 39-37N, 142-07E Sunk
Jun 11 1945 SHINYO MARU NO 3 Passenger-Cargo 1,898 39-23N, 128-59E Sunk
Jun 13 1945 AKIURA MARU Cargo 887 39-13N, 128-07E Sunk
        16 Vessels 67,882      
USS Bream
Jun 16 1944 YUKI MARU Cargo 5,704 2-19N, 128-40E Sunk
Apr 29 1945 TEISHU MARU Ex-Submarine Tender 1,230 4-11S, 111-17E Sunk
        2 Vessels 6,934      

--8--

USS Burrfish
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
May 7 1944 ROSSBACK Tanker 5,894 33-14N, 134-40E Sunk
                 
USS Bumper
Jul 20 1945 KYOEI MARU NO 3 Tanker 1,189 8-08N, 103-40E Sunk
                 
USS Cabezon
Jun 19 1945 ZAOSAN MARU Cargo 2,631 50-39N, 154-38E Sunk
                 
USS Cabrilla
Jan 4 1944 TAMON MARU NO 8 Cargo 2,705 11-05N, 109-10E Sunk
May 26 1944 SANYO MARU Ex-Seaplane Tender 8,360 2-48N, 124-19E Sunk
Jul 17 1944 MAYA MARU Passenger-Cargo 3,145 7-40N, 122-03E Sunk
Oct 1 1944 ZUIYO MARU Tanker 7,385 16-15N, 119-43E Sunk
Oct 1 1944 KYOKUHO MARU Tanker 10,059 16-15N, 119-43E Sunk
Oct 6 1944 YAMAMIZU MARU NO 2 Cargo 5,154 17-31N, 120-21E Sunk
Oct 7 1944 SHINYO MARU NO 8 Cargo 1,959 17-50N, 119-37E Sunk
        7 Vessels 38,767      
USS Capelin
Nov 11 1943 KUNITAMA MARO Cargo 3,127 3-08S, 127-38E Sunk
                 
USS Cavalla
Jun 19 1944 SHOKAKU Aircraft Carrier 30,000 11-50N, 137-57E Sunk
Nov 25 1944 SHIMOTSUKI Destroyer 2,300 2-21N, 107-20E Sunk
Jan 5 1945 SHUNSEN MARU Cargo 971 5-00S, 112-16E Sunk
Jan 5 1945 KANKO MARU Ex-Net Tender 909 5-00S, 112-16E Sunk
        4 Vessels 34,180      

--9--

USS Cero
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
May 23 1944 TAIJUN MARU Cargo 2,825 2-38N, 128-08E Sunk
Aug 5 1944 TSURUMI Tanker 6,500 e 5-50N, 125-42E Sunk
Apr 29 1945 TAISHU MARU Cargo 6,925 39-15N, 141-58E Sunk
May 4 1945 SHINPEN MARU Cargo 884 39-28N, 142-04E Sunk
May 13 1945 SHINNAN MARU Cargo 1,025 39-07N, 141-57E Sunk
        5 Vessels 18,159      
USS Chub
May 21 1945 MINESWEEPER NO 34 Minesweeper 492 6-15S, 116-01E Sunk
                 
USS Cobia
Jul 13 1944 TAISHI MMARU Cargo 2,800 27-23N, 140-33E Sunk
Jul 18 1944 UNKAI MARU NO 10 x-Gunboat 855 29-12N, 139-10E Sunk
Jul 18 1944 NISSHU MARU Cargo 7,785 28-43N, 139-24E Sunk
Jan 14 1945 YURISHIMA Coastal Minelayer 720 5-51N, 103-16E Sunk
Jun 8 1945 NINSHIN MARU NO 22 Tanker 834 e 8-56N, 105-37E Sunk
Jun 8 1945 HAKUSA Landing Craft 3,841 8-56N, 105-37E Sunk
        6 Vessels 16,835      
USS Cod
Feb 23 1944 OGURA MARU NO 3 Tanker 7,350 3-53N, 129-17E Sunk
Feb 27 1944 TAISOKU MARU Cargo 2,473 1-48N, 127-32E Sunk
May 10 1944 KARUKAYA Old Destroyer 820 15-38N, 119-25E Sunk
May 10 1944 SHOHEI MARU Cargo 7,256 15-38N, 119-25E Sunk
Aug 3 1944 SEIKO MARU Ex-Net Tender 708 1-45S, 126-14E Sunk
Aug 14 1944 TRANSPORT NO 129 Landing Craft 1,000 e 4-17S, 126-46E Sunk
Oct 5 1944 TATSUSHIRO MARU Cargo 6,886 13-01N, 120-15E Sunk
Apr 25 1945 MINESWEEPER NO 41 Ninesweeper 492 25-53N, 121-08E Sunk
        8 Vessels 26,985      

--10--

USS Crevalle
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Nov 15 1943 KYOKKO MARU Passenger-Cargo 6,783 14-53N, 119-54E Sunk
Jan 26 1944 BUSHOH MARU Ex-Gunboat 2,552 8-27N, 109-12E Sunk
Apr 25 1944 KASHIWA MARU Ex-Net Tender 976 7-09N, 116-48E Sunk
May 6 1944 NISSHIN MARU Tanker 16,801 7-17N, 116-51E Sunk
Jul 26 1944 AKI MARU Passenger-Cargo 11,409 18-28N, 117-59E Sunk
Jul 28 1944 HAKURASAN MARU Passenger-Cargo 6,650 16-18N, 119-44E Sunk
Jun 9 1945 HOKUTO MARU Cargo 2,215 40-54N, 139-48E Sunk
Jun 10 1945 DAIKI MARU Cargo 2,217 40-44N, 139-48E Sunk
Jun 11 1945 HAKUSAN MARU Cargo 2,211 40-34N, 139-51E Sunk
        9 Vessels 51,814      
USS Croaker
Aug 7 1944 NAGARA Light Cruiser 5,700 32-09N, 129-53E Sunk
Aug 14 1944 DAIGEN MARU NO 7 Ex-Gunboat 1,289 37-25N, 125-12E Sunk
Aug 17 1944 SANSHO MARU Cargo 6,862 35-38N, 126-10E Sunk
Oct 9 1944 SHINKI MARU Cargo 2,211 32-08N, 129-51E Sunk
Oct 23 1944 BYAKURAN MARU Cargo 887 35-39N, 126-05E Sunk
Oct 24 1944 MIKAGE MARU Cargo 2,761 33-00N, 125-49E Sunk
        6 Vessels 19,710      
USS Dace
Jul 27 1944 KYOEI MARU NO 2 Tanker 1,157 5-25N, 121-43E Sunk
Oct 14 1944 NITTETSU MARU Cargo 5,993 6-05N, 115-55E Sunk
Oct 14 1944 EIKYO MARU Cargo 6,948 6-05N, 115-55E Sunk
Oct 23 1944 MAYA Heavy Cruiser 12,200 9-29N, 117-20E Sunk
Dec 28 1944 NOZAKI Ex-Supply Ship 1,000 e 12-39N, 109-30E Sunk
Jun 10 1945 HAKUYO MARU Cargo 1,391 47-25N, 149-04E Sunk
        6 Vessels 28,689      

--11--

USS Darter
Date Name of Vessel Type of Vessel Tonnage   Location Assessment
Mar 30 1944 FUJIKAWA MARU Cargo 2,829 1-56N, 133-00E Sunk
Jun 29 1944 TSUGARU Minelayer 4,400 e 2-19N, 127-57E Sunk
Oct 23 1944 ATAGO Heavy Cruiser 12,200 9-24N, 117-11E Sunk
        Vessels      
USS Drum
May 2 1942 MIZUHO Seaplane Tender 9,000 34-26N, 138-14E Sunk
May 9 1942 UNKNOWN Cargo 4,000 e 33-48N, 136-08E Probably Sunk
May 13 1942 SHONAN MARU Cargo 5,264 34-39N, 139-10