Chronological List of Japanese Merchant Vessel Losses

JAPANESE MERCHANT VESSEL SUNK DURING WORLD WAR II
(Chronological)

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
December   8 1941 AWAJISAN MARU Passenger-Cargo 9,794 6-03N, 102-16E Australia Aircraft Sunk
  10  

TAKAO MARU

Passenger-Cargo 4,281 17-29N, 120-26E United States Army Aircraft U.S. Sabotage Sunk
  12   TORO MARU Cargo 1,939 6-08N, 102-16E Netherlands Submarine Sunk
  13   NIKKOKU MARU Cargo 2,728 13-00N, 110-00E Japan Marine Casualty Sunk
  14   MIHARU MARU Cargo 3,357 41-55N, 143-15E Japan Marine Casualty Sunk
  14   ZUIKO MARU Converted Gunboat 2,577 48-05N, 153-43E Japan Marine Casualty Sunk
  16   ATSUTASAN MARU Cargo 3,662 18-06N, 109-44E United States Submarine Sunk
  22   HAYO MARU Cargo 5,445 16-37N, 120-17E United States Submarine Sunk
  23   HAYATAKA MARU Cargo 856 17-35N, 120-12E United States Submarine Sunk
  23   KATORI MARU Cargo 9,849 2-30N, 110-00E Netherlands Submarine Sunk
  23   HIE MARU Passenger-Cargo 4,943 2-30N, 110-00E Netherlands Submarine Sunk
  26   UNYO MARU NO 2 Converted Salvage Vessel 2,827 1-34N, 110-213 Netherlands Aircraft Sunk
        12 Vessels 57,758        
January     1 1942 TEIUN MARU Cargo 1,615 16-05N, 120-20E Japan Mine Sunk
  3   MEIKO MARU Passenger-Cargo 4,383 18-18N, 109-42E Japan Marine Casualty Sunk
  7   UNKAI MARU NO 1 Cargo 2,225 34-27N, 138-59E United States Submarine Sunk
  9   TEIAN MARU Cargo 5,387 35-00N, 140-36E United States Submarine Sunk
  10   AKITA MARU Passenger-Cargo 3,317 7-40N, 102-50E Netherlands Submarine Sunk
  10   KANKO MARU Converted Gunboat 2,929 6-12N, 125-55E United States Submarine Sunk
  10   HARBIN MARU Transport 5,167 17-40N, 109-20E United States Submarine Sunk
  16   TAISHU MARU Cargo 1,220 42-00N, 139-00E Japan Marine Casualty Sunk
  17   FUKUSEI MARU Passenger-Cargo 5,822 31-00N, 122-00E Japan Marine Casualty Sunk
  17   SHINZUI MARU Cargo 2,964 25-03N, 121-04E Japan Marine Casualty Sunk
  13   EIZAN MARU Cargo 4,702 33-30N, 135-00E United States Submarine Sunk
  24   KURETAKE MARU Cargo 5,175 00-10N, 118-00E United States Surface Craft Sunk
  24   TSURUGA MARU Passenger-Cargo 6,988 00-10N, 118-00E United States Surface Craft Sunk
  24   TATSUKAMI MARU Passenger-Cargo 7,064 00-10N, 118-00E United States Surface Craft Sunk
  24   SUMANOURA MARU Passenger-Cargo 3,519 00-10N, 118-00E United States Surface Craft Sunk
  24   NANA MARU Passenger-Cargo 6,764 00-10N, 118-00E Netherlands Aircraft Sunk
  24   MYOKEN MARU Cargo 4,124 1-22N, 125-05E United States Submarine Sunk
        17 Vessels 73,865        

--29--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
February    1 1942 BORDEAUX MARU Passenger-Cargo 6,566 9-28N, 170-15E United States Surface Craft Sunk
  1   TOYOTSU MARU Converted Gunboat 2,930 9-28N, 170-15E United States Surface Craft Sunk
  2   TAMAGAWA MARU Passenger-Cargo 6,441 17-16N, 119-48E United States Submarine Sunk
  9   KURAMA Passenger-Cargo 6,783 East China Sea Unknown Unknown Sunk
  10   CHUWA MARU Cargo 2,719 25-30N, 122-38E United States Submarine Sunk
  14   INABASAN MARU Cargo 989 1-25S, 105-00E United States Great
Britain Netherlands
Army Aircraft
Aircraft
Aircraft
Sunk
  17   SHINYO MARU NO 5 Cargo 1,498 32-14N 127-14E United States Submarine Sunk
  21   SHOKYU MARU Cargo 4,434 32-10N, 126-28E United States Submarine Sunk
  25   FUJISHIMA MARU Cargo 4,376 35-09N, 140-18E Japan Marine Casualty Sunk
        9 Vessels 37,291        
March         1 1942 SAKURA MARU Passenger-Cargo 7,170 5-56S, 106-12E United States
United States
Australia
Netherlands
Netherlands
Army Aircraft
Surface Craft
Aircraft
Aircraft
Surface Craft
Sunk
  1   HORAI MARU Passenger-Cargo 9,192 5-56S, 106-12E United States
United States
Australian
Netherlands
Netherlands
Army Aircraft
Surface Craft
Aircraft
Aircraft
Surface Craft
Sunk
  1   KAIJO MARU NO 2 Tanker 8,636 4-52N, 151-20E United States Submarine Sunk
  2   KAMOGAWA MARU Aircraft Ferry 6,440 8-06S, 115-57E United States Submarine Sunk
  4   MORIOKA MARU Cargo 4,469 32-55N, 129-26E Japan Mine* Sunk
  4   TAKI MARU Cargo 1,244 28-37N, 129-10E United States Submarine Sunk
  4   ERIMO Tanker 6,500 4-19S, 108-25E United States Submarine Sunk
  4   UNKNOWN MARU Cargo 4,000e 32-33N, 133-26E United States Submarine Sunk
  10   YOKOHAMA MARU Cargo 6,143 7-01S, 147-07E United States Army Aircraft Navy Carrier-Based Aircraft Sunk
  10   KONGO MARU Converted Light Cruiser 8,624 6-49S, 147-02E United States Navy Carrier-Based Aircraft Sunk
  10   TENYO MARU Converted Minesweeper 6,843 6-49S, 147-02E United States Navy Carrier-Based Aircraft Sunk
  10   KOSEI MARU Passenger-Cargo 6,667 16-05N, 120-20E Japan Mine Sunk
  11   FUKUSHU MARU Cargo 1,454 30-53N, 126-20E United States Submarine Sunk
  13   CHICHIBU MARU Cargo 1,520 33-53N, 139-29E United States Submarine Sunk
  17   YUBARI MARU Cargo 4,109 3-05S, 114-21E Netherlands Aircraft* Sunk
* Probable Agent

--30--

Date    Name of Vessel    Typeof Vessel Gross
Tonnage
Location Flag of
Agent
Typeof Agent Assessment
March         17 1942 ISHIKARI MARU Cargo 3,291 27-05N, 142-05E United States Submarine Sunk
  26   UNKNOWN MARU Cargo 4,000e 32-31N, 127-10E United States Submarine Sunk
  27   KITANO MARU Passenger-Cargo 7,951 16-10N, 120-24E Japan Mine* Sunk
  27   UNKNOWN MARU Passenger-Cargo 4,000e 33-53N, 127-33E United States Submarine Sunk
  30   CHOKO MARU Cargo 842 5-39S, 119-00E United States Submarine Sunk
        20 Vessels 103,095        
April         1 1942 YAE MARU Cargo 6,731 5-42N, 98-57E Great
Britain
Submarine Sunk
  1   SHUNSEI MARU Cargo 4,939 5-42N, 93-57E Great
Britain
Submarine Sunk
  10   SADO MARU Cargo 3,039 34-52N, 139-15E United States Submarine Sunk
  11   TAIJUN MARU Cargo 1,274 6-49S, 147-02E United States Army Aircraft Sunk
  13   RYUJIN MARU Cargo 6,243 31-51N, 132-50E United States Submarine Sunk
  17   UNKNOWN MARU Cargo 4,000e 10-53N, 121-35E United States Submarine Sunk
  18   KOMAKI MARU Transport 8,525 4-12S, 152-10E United States Army Aircraft Sunk
  23   UNKNOWN MARU Trawler 1,000e 28-22N, 153-18E United States Submarine Probably sunk
  25   TOBA MARU Cargo 6,995 17-01N, 120-15E United States Submarine Probably sunk
        9 Vessels 42,796        
May             1 1942 CALCUTTA MARU Passenger-Cargo 5,339 28-07N, 123-45E United States Submarine Sunk
  2   UZAN MARU Cargo 5,014 33-26N, 135-52E United States Submarine Sunk
  4   KINJOSAN MARU Cargo 3,262 8-44N, 150-56E United States Submarine Sunk
  4   KONGOSAN MARU Converted Gunboat 2,119 33-32N, 136-05E United States Submarine Sunk
  6   KANAN MARU Cargo 2,567 12-05N, 109-35E United States Submarine Sunk
  6   TAIEI MARU Cargo 2,209 28-42N, 123-50E United States Submarine Sunk
  6   TAIGEN MARU Passenger-Cargo 5,660 28-19N, 123-33E United States Submarine Sunk
  8   BUJUN MARU Cargo 4,804 12-00N, 111-10E United States Submarine Sunk
  8   TAIYO MARU Transport 14,457 30-40N, 127-54E United States Submarine Sunk
  9   UNKNOWN MARU Cargo 4,000e 33-48N, 136-03E United States Submarine Probably sunk
  10   ORIDONO MARU Cargo 5,278 7-00S, 112-40E Japan Mine* Sunk
  12   SHOEI MARU Converted Salvage Vessel 5,644 4-51S, 152-54E United States Submarine Sunk
  13   SHONAN MARU Cargo 5,264 34-39N, 139-10E United States Submarine Sunk
  13   NAGASAKI MARU Transport 5,268 33-00N, 129-40E Japan Mine Sunk
  15   TOYOHARA MARU Cargo 805 33-34N, 125-09E United States Submarine Sunk
  17   UNKNOWN MARU Cargo 4,000e 33-23N, 135-33E United States Submarine Sunk
  17   TAZAN MARU Passenger-Cargo 5,478 6-22N, 103-36E United States Submarine Sunk
  25   KITAKATA MARU Cargo 2,380 34-53N, 140-04E United States Submarine Sunk
  25   TOKYO MARU Tanker 902 27-03N, 127-03E United States Submarine Sunk
  25   SHOKA MARU Cargo 4,467 4-07N, 143-32E United States Submarine Sunk
  28   GANGES MARU Passenger-Cargo 4,382 9-00N, 111-00E United States Submarine Sunk
* Probable Agent

--31--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
May             28 1942 TATSUFUKU MARU Cargo 1,946 7-27N, 116-17E United States Submarine Sunk
  29   UNKNOWN MARU Cargo 1,900e 7-33N, 116-18E United States Submarine Sunk
  30   ATSUTA MARU Transport 7,983 26-07N, 129-06E United States Submarine Sunk
        24 Vessels 105,123        
June           1 1942 KOFUKU MARU Passenger-Cargo 5,822 16-16N, 96-18E United States Army Aircraft Sunk
  4   TOYOHASHI MARU Passenger-Cargo 7,031 7-30N, 93-10E Great
Britain
Submarine Sunk
  12   BURMA MARU Cargo 4,584 10-08N, 102-34E United States Submarine Sunk
  14   TAIZAN MARU Cargo 3,930 35-00N, 125-00E Japan Marine Casualty Sunk
  15   NAMPO MARU Converted Gunboat 1,206 14-20N, 120-20E United States Submarine Sunk
  18   TAIRYU MARU Cargo 2,209 34-33N, 125-53E Japan Marine Casualty Sunk
  18   NISSAN MARU Cargo 6,537 51-58N, 177-40E United States Army Aircraft Sunk
  21   KEIJO MARU Converted Gunboat 2,626 9-003, 160-00E United States Submarine Sunk
  28   SAIKYO MARU Converted Gunboat 1,292 12-41N, 136-22E United States Submarine Sunk
  30   UNKAI MARU NO 5 Cargo 3,282 30-04N, 122-54E United States Submarine Sunk
        10 Vessels 38,519        
July           1 1942 MONTEVIDEO MARU Transport 7,267 18-37N, 119-29E United States Submarine Sunk
  2   UNYO MARU NO 3 Cargo 2,997 30-30N, 120-25E United States Submarine Sunk
  7   HARUNA MARU Passenger-Cargo 10,420 34-36N, 138-06E Japan Marine Casualty Sunk
  8   TENZAN MARU Passenger-Cargo 2,776 4-00S, 151-50E United States Submarine Sunk
  9   SHINSHO MARU Motor Torpedo Boat Tender 4,836 8-43N, 167-33E United States Submarine Sunk
  12   HIYAMA MARU Cargo 6,171 13-48N, 109-33E United States Submarine Sunk
  13   MIKAGE MARU NO 3 Cargo 3,111 33-00N, 133-00E Japan Marine Casualty Sunk
  13   SHINYO MARU Passenger-Cargo 4,163 13-04N, 109-39E United States Submarine Sunk
  16   HAKODATE MARU Cargo 5,302 12-55N 109-29E United States Submarine Sunk
  22   AYATOSAN MARU Transport 9,788 8-50S, 148-50E United States
Australian
Army Aircraft
Aircraft
Sunk
  24   UNKNOWN MARU Cargo 1,500e 45-05N, 147-27E United States Submarine Sunk
  28   UNKNOWN MARU Transport 4,000e 33-21N, 139-24E United States Submarine Sunk
        12 Vessels 62,331        
August       1 1942 MEIWA MARU Cargo 2,921 41-12N, 141-36E United States Submarine Sunk
  2   ZENYO MARU Passenger-Cargo 6,441 5-36N, 99-53E Netherlands Submarine Sunk
  3   NANIWA MARU Cargo 4,353 7-37N, 150-18E United States Submarine Sunk
  5   BRASIL MARU Transport 12,752 9-50N, 150-38E United States Submarine Sunk
  6   OHIO MARU Passenger-Cargo 5,372 13-51N, 113-15E United States Submarine* Sunk
  6   PALAO MARU Passenger-Cargo 4,495 9-04N, 150-54E United States Submarine Sunk
* Probably sunk

--32--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
August       7 1942 SHOFUKU MARU Converted Net Tender 891 9-22N, 170-12E United States Submarine Sunk
  8   KOTOKU MARU Transport 6,701 7-01N, 147-07E United States Army Aircraft Sunk
  8   KANO MARU Cargo 8,572 51-58N, 177-33E United States Army Aircraft Surface Craft Sunk
  8   MEIYO MARU Transport 5,628 4-52S, 152-43E United States Submarine  
  8   NIKKEI MARU Passenger-Cargo 5,811 33-33N, 135-23E United States Submarine Sunk
  8   BIFUKU MARU Passenger-Cargo 2,559 41-14N, 141-32E United States Submarine Sunk
  12   UNKNOWN MARU Cargo 4,000e 33-02N, 136-00E United States Submarine Sunk
  14   HACHIGEN MARU Passenger-Cargo 3,113 5-07N, 119-37E United States Submarine Sunk
  21   SHINSEI MARU NO 6 Passenger-Cargo 4,928 6-45N, 158-10E United States Submarine Sunk
  22   UNKNOWN MARU Transport 4,000e 26-07N, 121-29E United States Submarine Sunk
  24   CUBA MARU Passenger-Cargo 5,950 48-00N, 142-30E Japan Marine Casualty Sunk
  24   SEIKAI MARU Passenger-Cargo 3,109 38-12N, 141-30E United States Submarine Sunk
  25   KINRYU MARU Converted Light Cruiser 9,310 7-47S, 160-13E United States Marine Land- Based Aircraft Sunk
  25   SHOWA MARU Cargo 1,349 3-55N, 118-59E United States Submarine Probably sunk
  25   SENYO MARU Converted Gunboat 2,904 22-23N, 120-10E United States Submarine Sunk
  26   TEISHUN MARU Cargo 2,251 27-05N, 121-23E United States Submarine Sunk
  31   EIFUKU MARU Cargo 5,866 25-43N, 122-38E United States Submarine Sunk
        23 Vessels 114,281        
September 2 1942 TEIKYU MARU Cargo 2,332 42-08N, 141-15E United States Submarine Sunk
  4   KASHINO Supply Ship 4,000e 25-43N, 122-33E United States Submarine Sunk
    4 CHITA MARU Cargo 2,276 40-10N, 141-53E Unites States Submarine Sunk
  4   TENYU MARU Cargo 3,738 40-14N, 141-51E United States Submarine Sunk
  4   KAIMEI MARU Cargo 5,254 40-14N, 141-51E United States Submarine Sunk
  7   TAIKA MARU Cargo 2,204 25-31N, 121-33E United States Submarine Sunk
  11   KANTO MARU Aircraft Ferry 8,606 3-16S, 118-29E United States Submarine Sunk
  12   NIYO MARU Cargo 1,350 20-15N, 92-35E Great
Britain
Aircraft Sunk
  19   SHIROGANE MARU Passenger-Cargo 3,130 6-33S, 156-05E United States Submarine Sunk
  21   TONE MARU Cargo 4,070 31-18N, 123-27E United States Submarine Sunk
  21   KOEI MARU Converted Net Tender 863 6-54N, 151-51E United States Submarine Sunk
  25   TEIBO MARU Cargo 4,472 10-31N, 109-31E United States Submarine Sunk
  28   NOJIMA MARU Cargo 7,189 51-58N, 177-33E United States Army Aircraft Sunk
  28   TAMON MARU NO 6 Cargo 4,994 40-35N, 141-50E United States Submarine Sunk
        14 Vessels 54,478        
October     1 1942 YOKE I MARU Cargo 2,860 33-35N, 135-15E United States Submarine Sunk
  1   LISBON MARU Transport 7,053 29-57N, 122-56E United States Submarine Sunk
  1   TOSEI MARU Cargo 2,432 41-20N, 141-35E United States Submarine Sunk
  1   KATSURAGI MARU Aircraft Ferry 8,033 5-51S, 153-18E United States Submarine Sunk

--33--

4-13S, 152-11E
Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
October     3 1942 KINKAI MARU Cargo 5,852 38-46N, 142-02E United States Submarine Sunk
  4   SETSUYO MARU Cargo 4,147 39-48N, 142-08E United States Submarine Sunk
  7   MIDORI MARU Passenger-Cargo 5,827 31-00N, 122-30E Japan Marine Casualty Sunk
  7   SENKAI MARU Passenger-Cargo 2,095 1-55N, 153-42E United States Submarine Sunk
  7   NAMINOUE MARU Transport 4,731 3-51S, 151-21E United States Submarine Sunk
  8   BORNEO MARU Cargo 5,863 51-56N, 177-27E United States Army Aircraft Sunk
  8   HAGUE MARU Passenger-Cargo 5,641 34-06N, 136-22E United States Submarine Sunk
  9   HACHIMANZAN MARU Cargo 2,461 33-27N, 136-01E United States Submarine Sunk
  10   SHIGURE MARU Cargo 2,445 1-01S, 117-23E United States Submarine Sunk
  11   KICHIEI MARU Cargo 2,012 35-00N, 125-00E Japan Marine Casualty Sunk
  14   TEISON MARU Transport 7,007 25-22N, 121-15E United States Submarine Sunk
  14   SUMIYOSHI MARU Cargo 1,921 3-20S, 150-03E United States Submarine Sunk
  14   SHUNKO MARU Cargo 6,781 5-35N, 144-25E United States Submarine Sunk
  14   TAKUSEI MARU Cargo 3,515 39-33N, 142-15E United States Submarine Sunk
  15   KYUSHU MARU Passenger-Cargo 8,666 9-25S, 159-55E United States Army AircraftNavy Land-
Based Aircraft Marine Land-
Based Aircraft
Sunk
  15   SASAKO Passenger-Cargo 9,258 9-25S, 159-55E United States Navy Land-
Based Aircraft Marine Land-
Based Aircraft
Sunk
  15   AZUMASAN Passenger-Cargo 7,623 9-25S, 159-55E United States Army AircraftNavy Carrier-
Based Aircraft Navy Land-
Based AircraftMarine Land-
Based Aircraft
Sunk
  17   HOLLAND MARU Cargo 5,869 32-21N, 132-04E United States Submarine Sunk
  18   HAKONESAN MARU Cargo 6,673 38-46N, 142-03E United States Submarine Sunk
  20   RYUNAN MARU Cargo 5,106 34-08N, 136-46E United States Submarine Sunk
  20   YAMAFUJI MARU Cargo 5,359 24-26N, 120-26E United States Submarine Sunk
  20   AFRICA MARU Cargo 9,475 24-26N, 120-26E United States Submarine Sunk
  21   CHOKO MARU Passenger-Cargo 6,783 3-30S, 150-30E United States Submarine Sunk
  21   UNKNOWN MARU Cargo 4,000e 27-03N, 122-42E United States Submarine Sunk
  21   NICHIHO MARU Cargo 6,363 27-03N, 122-42E United States Submarine Sunk
  22   HAKKAISAN MARU Converted Gunboat 3,311 3-30S, 175-15E United States Surface Craft Sunk
  23   SEIKYO MARU Converted Gunboat 2,608 33-45N, 135-25E United States Submarine Sunk
  24   KENUN MARU Cargo 4,643 41-24N, 141-50E United States Submarine Sunk
  25   KOTOBUKI MARU NO 5 Converted Net Tender 720 United States Army Aircraft Sunk
  26   KEIZAN MARU Cargo 2,864 50-09N, 155-37E United States Submarine Sunk
  27   UNKNOWN MARU Passenger-Cargo 4,000e 10-20N, 108-43E United States Submarine Sunk
  31   UNKNOWN MARU Cargo 3,000e 4-40S, 118-54E United States Submarine Probably sunk
        36 Vessels 176,997        

--34--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
November    1 1942 BIWA MARU Cargo 3,350 3-54S, 109-13E Japan Marine Casualty Sunk
  2   YASUKAWA MARU Passenger-Cargo 6,710 8-41S, 148-27E United States Army Aircraft Sunk
  2   GIFU MARU Cargo 2;933 6-14N, 126-07E United States Submarine Sunk
  3   TEKKAI MARU Cargo 1,925 32-02N, 126-15E United States Submarine Sunk
  3   SAGAMI MARU Passenger-Cargo 7,189 7-02N, 125-33E United States Submarine Sunk
  3   CHKUGO MARU Cargo 2,461 20-18N, 108-39E United States Submarine Sunk
  8   KEIKO MARU Converted Gunboat 2,929 6-22N, 126-03E United States Submarine Sunk
  10   UNKNOWN MARU Cargo 4,000e 7-12N, 150-47E United States Submarine Sunk
  11   KOBE MARU Transport 7,938 31-27N, 124-13E Japan Marine Casualty Sunk
  11   TENZAN MARU Cargo 3,142 31-27N, 124-13E Japan Marine Casualty Sunk
  11   HOKOKU MARU Converted Light Cruiser 10,439 20-00S, 93-00E Great
Britain Netherlands
Surface Craft Surface Craft Sunk
  11   VENICE MARU Passenger-Cargo 6,571 35-36N, 123-44E United States Submarine Sunk
  14   SHINANOGAWA MARU Cargo 7,503 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk
  14   NAKO MARU Cargo 7,145 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk
  14   NAGARA MARU Passenger-Cargo 7,148 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk
  14   SADO MARU Cargo 7,180 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk
  14   CANBERRA MARU Cargo 6,477 3-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk
  14   BRISBANE MARU Cargo 5,425 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Carrier-
Based Aircraft
Sunk

--35--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
November   14 1942 ARIZONA MARU Cargo 9,684 8-30S, 158-45E United States Army Aircraft Navy Carrier-
Based Aircraft Marine Land-
Based Aircraft
Sunk
  15   YAMAZUKI MARU Cargo 6,439 9-20S, 159-50E United States Navy Land-
Based Aircraft
Marine Land-
Based Aircraft
Sunk
  15   YAMAURA MARU Cargo 6,798 9-20S, 159-50E United States Army Aircraft
Navy Land-
Based Aircraft
Marine Carrier-
Based Aircraft
Surface Craft
Sunk
  15   KINUGAWA MARU Cargo 6,937 9-20S, 159-50E United States Army Aircraft
Navy Land-
Based Aircraft
Marine Land-
Based Aircraft
Surface Craft
Sunk
  15   HIROKAWA MARU Cargo 6,872 9-20S, 159-50E United States Army Aircraft
Navy Land-
Based Aircraft
Marine Land-
Based Aircraft
Surface Craft
Sunk
  16   BOSTON MARU Transport 5,477 6-18N, 135-20E United States Submarine Sunk
  17   OREGON MARU Converted Salvage Vessel 5,873 14-46N, 119-44E United States Submarine Sunk
  18   HAVANA MARU Passenger-Cargo 5,652 6-48S, 155-49E United States Army Aircraft Sunk
  22   KHAI DINH Cargo 5,110 20-58N, 106-40E United States Army Aircraft Sunk
  26   CHERIBON MARU Cargo 4,016 52-45N, 173-15E United States Army Aircraft Sunk
  27   RYOKUSEI MARU Cargo 1,907 23-11N, 113-14E United States Army Aircraft Sunk
  30   UNKAI MARU NO 3 Cargo 3,023 Off Japan Unknown Unknown Probably sunk
        30 Vessels 168,253        
December   4 1942 MANSEI MARU Passenger-Cargo 7,770 23-30N, 119-34E Japan Marine Casualty Sunk
  7   HINO MARU NO 3 Passenger-Cargo 4,391 23-59N, 138-43E United States Submarine Sunk
  8   HE IN AN MARU Cargo 661 00-52N, 118-54E United States Submarine Sunk
  10   KAMOI MARU Cargo 5,355 4-56S, 154-58E United States Submarine Sunk
  12   GYOKUZAN MARU Cargo 1,970 40-19N, 142-27E United States Submarine* Sunk
  16   GENZAN MARU Passenger-Cargo 5,708 41-10N, 141-32E United States Submarine* Sunk
  16   SHINGO MARU Cargo 4,740 a-10N, 141-32E United States Submarine Sunk
  17   BANDOENG MARU Passenger-Cargo 4,003 4-54S, 154-17E United States Submarine Sunk
* Probable Agent

--36--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
December   20 1942 UNKNOWN MARU Cargo 4,000e 35-45N, 140-55E United States Navy Mine Sunk
  22   TEIFUKU MARU Cargo 5,198 34-52N, 139-49E United States Submarine Sunk
  24   TAMA MARU NO 2 Cargo 515 6-15S, 150-10E United States Array Aircraft Sunk
  24   AMAKASU MARU NO 1 Converted Water carrier 1,913 19-16N, 166-37E United States Submarine Sunk
  25   BANSHU MARU NO 2 Cargo 1,000 9-00S, 124-00E United States Submarine Sunk
  26   IWAMI MARU Passenger-Cargo 773 8-44S, 158-06E United States Army Aircraft Navy Carrier-
Based Aircraft
Sunk
  27   ITALY MARU Transport 5,859 4-15S, 152-10E United States Army Aircraft Sunk
  27   TSURUGISAN MARU Cargo 3,108 4-13S, 152-11E United States Army Aircraft Sunk
  28   CHOYO MARU Cargo 5,388 24-46N, 120-40E United States Submarine Sunk
  28   OMI MARU Passenger-Cargo 3,393 6-23N, 160-17E United States Submarine Sunk
  29   FUKKEN MARU Passenger-Cargo 2,558 20-04N, 109-18E United" States Navy Mine* Sunk
  29   AZUSA MARU Cargo 540 8-39S, 158-00E United States Army Aircraft Marine Land-
Based Aircraft
Sunk
  29   HACHIAN MARU Cargo 2,733 4-45S, 113-54E United States Submarine Sunk
  30   TOMIURA MARU Passenger-Cargo 3,821 4-15S, 152-10E United States Army Aircraft Sunk
  30   URAJIO MARU Cargo 3,110 51-58N, 177-33E United States Army Aircraft Sunk
  30   UNKNOWN MARU Cargo 4,000e 00-41N, 148-52E United States Submarine Sunk
  30   HITERU MARU Cargo 5,857 00-41N, 148-52E United States Submarine Sunk
        25 Vessels 88,364        
January     1 1943 RENZAN MARU Cargo 4,999 39-11N, 141-44E United States Submarine Sunk
  5   KOTOHIRA MARU Cargo 6,101 53-00N, 173-10E United States Army Aircraft Sunk
  5   KEIFUKU MARU Cargo 5,333 4-21S, 152-17E United States Army Aircraft Sunk
  5   MONTREAL MARU Cargo 6,577 52-40N, 178-15E United States Army Aircraft Sunk
  7   NICHIRYU MARU Passenger-Cargo 5,447 6-30S, 149-00E United States Army Aircraft Sunk
  8   MYOKO MARU Cargo 4,103 6-49S, 147-04E United States Army Aircraft Sunk
  9   YOSHINOGAWA MARU Cargo 1,430 6-13S, 156-00E United States Submarine Sunk
  13   IWASHIRO MARU Cargo 3,550 9-54N, 167-07E United States Submarine Sunk
  14   SHIRAHA MARU Cargo 5,693 9-12N, 130-38E United States Submarine Sunk
  15   NICHIMEI MARU Cargo 4,704 13-30N, 98-30E United States Army Aircraft Sunk
  16   CHIFUKU MARU Passenger-Cargo 5,857 4-00S, 151-55E United States Submarine Sunk
  16   KINPOSAN MARU Cargo 3,261 2-47S, 149-10E United States Submarine Sunk
  17   UNKNOWN MARU Cargo 4,000e 34-31N, 137-43E United States Submarine Sunk
  17   HEIYO MARU Passenger-Cargo 9,315 10-13N, 151-25E United States Submarine Sunk
  18   SENSAN MARU Cargo 2,775 3-53S, 149-20E United States Army Aircraft Sunk
  18   TOKACHI MARU Cargo 1,932 6-50S, 112-12E Japan Mine Sunk
  18   TOEI MARU Tanker 10,023 6-21N, 150-23E United States Submarine Sunk
* Probable Agent

--37--

Date    Name of Vessel    Type of Vessel Gross
Tonnage
Location Flag of
Agent
Type of Agent Assessment
January     19 1943 MYOHO MARU Cargo 4,122 5-30S, 156-00E United States Submarine Sunk
  20   SOMEDONO MARU Passenger-Cargo 5,154 3-52N, 153-56E United States Submarine Sunk
  20   SURABAYA MARU Cargo 4,391 3-52N, 153-56E United States Submarine Sunk
  20   MEIU MARU Cargo 8,230 3-52N, 153-56E United States Submarine Sunk
  21   KENKON MARU Transport 4,575 6-12S, 155-51S United States Submarine Sunk
  21   UNKNOWN MARU Cargo 2,934e 11-25N, 109-22E United States Submarine Sunk
  22   TETSUZAN MARU Cargo 1,922 4-15S, 152-10E United States Army Aircraft Sunk
  22   UNKNOWN MARU Cargo 4,000e 3-55S, 152-07E United States