The format for names is Japanese style: rank; last name, first name; Japanese name in Kaji;
(and in brackets the officer's graduating class of the Naval Academy at Etajima, if applicable). (M) Behind the name indicates a merchant marine (civilian) officer. Rank as was at the date he took command, whether as supervisor or captain. If an officer is shown as being in command before the ship was commissioned, he was Chief Equipping Officer, becoming Commanding Officer on the date the ship was commissioned. Dates are given thus: day.month.year Commanders marked with * are known to have died. | ||
Fujikawa Maru 富士川丸 ワカジフ | AVT | |
Builder: Mitsubishi, Nagasaki. | ||
Owner: Toyo Kaiun | ||
Call Sign: JMHM | ||
Official Number: 45067 | ||
Laid Down: | 20.10.1937 | |
Launched: | 15.04.1938 | |
Completed as passenger cargo ship (6,938 GRT) | 01.07.1938 | |
Service: | ||
Civilian, Toyo Kaiun | 01.07.38–09.12.40 | |
Requisitioned | 09.12.1940 | |
Yokosuka ND | 09.12.40–18.12.40 | |
22nd NAG, 11th Air Fleet | 08.12.41–24.12.42 | |
Kobe. Conversion aircrfat transport | 18.12.40–20.01.41 | |
11th Air Fleet, SE Area Fleet | 24.12.42–01.01.44 | |
Reclassified as Transport | 01.01.1944 | |
Supply Unit, Ministry of the Navy | 01.01.44–31.03.44 | |
Fate: Sunk 17.02.44 by US aircraft at Truk. ? dead; ? saved. | ||
Removed from Navy List: | 31.03.1944 | |
Commanding Officers: | ||
Capt Ito Tokutaka (39) | 伊藤德堯 | 16.12.40–25.06.41 |
Capt Yamagata Shunji (45) | 山県駿二 | 25.06.41–07.42 |
Capt Inoue Samata (40) | 井上左馬太 | 07.42–20.09.42 |
Capt Kondo Tamejiro (40) | 近藤為次郎 | 11.09.41–20.09.42 |
Capt Aihara Aritaka (38) | 藍原有孝 | 20.09.42–08.10.43 |
Capt Goto Denjiro (38) | 後藤伝治郎 | 08.10.43– |
Resv Capt Takayama Chuyo | –18.02.44 | |
Goshu Maru 五洲丸 ゴシュ | AVT | |
Builder: Kawasaki, Kobe | ||
Owner: Goyo Shosen | ||
Call Sign: JYON | ||
Official Number: 46394 | ||
Laid Down: | 27.12.1938 | |
Launched: | 14.10.1939 | |
Completed as merchant vessel (8,592 GRT) | 27.02.1940 | |
Service: | ||
Civilian, Kawasaki Kisen | 27.02.40–14.09.40 | |
Requisitioned. Assigned Yokosuka ND | 14.09.40–01.12.41 | |
Yokohama. Converted to aircraft transport | 16.12.40–25.01.41 | |
24th NAG, 4th Fleet | 01.12.41–10.04.42 | |
24th NAG, 11th Air Fleet | 10.04.42–24.02.42 | |
11th Air Fleet, SE Area Fleet | 24.12.42–01.10.43 | |
Reclassified as Transport | 01.10.1943 | |
Combined Fleet | 01.10.43–21.04.44 | |
Fate: Sunk 30.03.44 by aircraft from US Navy TG 58 at Palau. 45 dead; ? saved. | ||
Removed from Navy List: | 21.04.1944 | |
Commanding Officers: | ||
Capt Sakano Minbu (38) | 坂野民部 | 10.10.40–11.08.41 |
Capt Ito Ko (39) | 伊藤 皎 | 11.08.41–07.04.42 |
Capt Furutani Keiji (43) | 古谷啓次 | 07.04.42–21.06.43 |
Capt Kase Saburo (44) | 加瀬三郎 | 21.06.43–31.03.44 |
Kamogawa Maru 加茂川丸 ワガモカ | AVT | |
Builder: Mitsubishi, Nagasaki. | ||
Owner: Toyo Kaiun | ||
Call Sign: JDOM | ||
Official Number: 44513 | ||
Laid Down: | 26.08.1937 | |
Launched: | 16.02.1938 | |
Completed (6,440 GRT) | 15.04.1938 | |
Service: | ||
Civilian, Toyo Kaiun | 15.04.38–04.40 | |
Civilian, Mitsui Bussan | 04.40–05.09.41 | |
Requisitioned | 05.09.1941 | |
? | 05.09.41–12.41 | |
Converted to Navy auxiliary | 05.09.41–15.10.41 | |
11th Air Fleet | 12.41–15.03.42 | |
Fate: Sunk 02.03.42 by USS Sailfish (SS-192) off Lombok Island (08°06'S, 115°57'E). 327 dead; ? saved. | ||
Removed from Navy List: | 15.03.1942 | |
Commanding Officers: | ||
*Capt Shimizu Iwao (39) | 清水 巌 | 05.09.41–02.03.42 |
Kanto Maru 關東丸 | AVT | |
Builder: Yokohama Dock Co. | ||
Owner: Harada Kisen | ||
Call Sign: JJKO | ||
Official Number: 36105 | ||
Laid Down: | 11.10.1929 | |
Launched: | 28.04.1930 | |
Completed as freighter (8,606 GRT) | 16.09.1930 | |
Service: | ||
Civilian, OSK Line | 16.09.30–09.08.41 | |
Requisitioned | 09.08.1941 | |
Converted to aircraft transport | 09.08.41–10.12.42 | |
Kure ND | 10.12.41–20.07.42 | |
23rd NAG, SW Area Fleet | 20.07.42–20.10.42 | |
Fate: Sunk 11.09..42 at 21:18 by USS Saury (SS-189) NW Cape Mandra, Celebes (03°15'S, 118°27'E). 39 dead; ? saved. | ||
Removed from Navy List: | 20.10.1942 | |
Commanding Officers: | ||
Capt Arima Tadashi (36) | 有馬 直 | 20.07.42–11.09.42 |
Katsuragi Maru 葛城丸 ギラツカ | AVT | |
Builder: Uraga Dock. Co, Tokyo | ||
Laid Down: | 10.07.1930 | |
Launched: | 15.05.1931 | |
Completed as merchant vessel (8,033 GRT) | 02.10.1931 | |
Service: | ||
Civilian, Kokusai Line | 02.10.31–20.08.38 | |
Chartered as transport by IJN | 20.08.38–30.11.39 | |
Requisitioned by Navy | 30.11.1939 | |
Converted to aircraft transport | 30.11.39–10.01.40 | |
? | 10.01.40–12.41 | |
21st NAG, 11th Air Fleet | 12.41–01.05.42 | |
21st NAG, SW Area Fleet | 01.05.42–01.11.42 | |
Fate: Sunk 01.10.42 by USS Sturgeon (SS-187) off Cape St. George, New Ireland (05°38'S, 153°08'E). ? dead; ? saved. | ||
Removed from Navy List: | 01.11.1942 | |
Commanding Officers: | ||
Capt Kusagawa Kiyoshi (38) | 草川 淳 | 01.10.38–01.04.39 |
Capt Otsuka Toshio (38) | 大塚敏雄 | 01.04.39–15.11.40 |
Capt Miura Tomosaburo (38) | 三浦友三郎 | 15.11.40–11.08.41 |
Capt Mori [?] | 森 良造 | 11.08.41– |
Keiyo Maru 慶洋丸 | AVT | |
Builder: Mitsubishi, Yokohama | ||
Owner: Toyo Kisen | ||
Call Sign: JWPL | ||
Official Number: 44001 | ||
Laid Down: | 14.04.1937 | |
Launched: | 23.04.1937 | |
Completed (6,442 GRT): | 15.11.1937 | |
Service: | ||
Civilian, Toyo Kisen | 15.11.37–12.08.41 | |
Requisitioned | 12.08.1941 | |
Converted to aircraft transport | 12.08.41–21.10.41 | |
? | 21.10.41–12.41 | |
Supply Unit, 11th Air Fleet | 12.41–24.12.42 | |
11th Air Fleet, SE Area Fleet | 24.12.42–01.01.44 | |
Rerated Transport | 01.01.1944 | |
Ministry of Transport | 01.01.44–10.03.45 | |
Fate: Beached 12.06.44 by aircraft of US Navy TF 58 about 420 nm NW of Saipan, (19°26'N, 140°19'E). ? dead; ? saved. | ||
Removed from Navy List: | 10.03.1945 | |
Commanding Officers: | ||
Capt Ikeuchi Masamichi (40) | 池内正方 | 05.09.41–25.10.42 |
Capt Miyamoto Sadachika (39) | 宮本定知 | 25.10.42–06.04.43 |
*Capt Kondo Saburo (46) | 近藤三郎 | 18.01.44–08.07.44 |
Komaki Maru 小牧丸 キマコ | AVT | |
Builder: Harima, Aioi. | ||
Owner: Kokusai Kisen | ||
Call Sign: JNFI | ||
Official Number: 38561 | ||
Laid Down: | 18.06.1932 | |
Launched: | 08.07.1933 | |
Completed as freighter (8,524 GRT) | 27.11.1933 | |
Service: | ||
Civilian, Kokusai Line | 27.11.33–29.11.40 | |
Requisitioned | 29.11.1940 | |
Yokohama. Converted to aircraft transport | 29.11.40–15.01.41 | |
? | 15.01.41–21.11.41 | |
23rd NAG, 11th Air Fleet | 21.11.41–01.05.42 | |
Fate: Sunk 18.04.42 by USAAF aircraft in Rabual harbor (04°12'S, 152°10'E). ? dead; ? saved. | ||
Removed from Navy List: | 01.05.1942 | |
Commanding Officers: | ||
Capt Ishii Shizue (39) | 石井芸江 | 15.12.40–25.03.41 |
Capt Nakamura Masao (40) | 中村正雄 | 25.03.41–01.05.42 |
Lyons Maru りおん丸 ンオリ | AVT | |
Builder: Yokohama Dock Co | ||
Owner: Nippon Yusen Kaisha (NYK) | ||
Call Sign: JOMD | ||
Official Number: 26949 | ||
Laid Down: | 15.08.1919 | |
Launched: | 03.03.1920 | |
Completed as freighter (7,017 GRT): | 06.05.1920 | |
Service: | ||
Civilian, NYK Line | 06.05.19–13.01.41 | |
Requisitioned by Army as transport | 05.08.37–13.01.41 | |
Requisitioned by Navy | 13.01.1941 | |
Tokyo. Converted to aircraft transport | 15.01.41–03.04.41 | |
? | 03.04.41–12.41 | |
11th Air Fleet | 12.41–24.12.42 | |
11th Air Fleet, SE Area Fleet | 24.12.42–01.01.43 | |
Supply | 01.01.43–27.04.44 | |
Fate: Sunk 24.01.44 by US Navy aircraft at Rabual. (04°13'S, 152°12'E).? dead; ? saved. | ||
Removed from Navy List: | 27.04.1944 | |
Commanding Officers: | ||
Capt Kishinado Saburo (40) | 岸人三郎 | 01.03.41–11.08.41 |
Capt Nakao Hachiro (40) | 中尾八郎 | 11.08.41–07.04.42 |
Capt Takagi Banjiro (39) | 高木伴治郎 | 07.04.42–07.08.42 |
Capt Chiba Shio (36) | 千葉成男 | 07.08.42–06.10.43 |
Capt Ishiguro Torao (37) | 石黒虎雄 | 06.10.43–04.12.43 |
Capt Miyoshi Shichiro (34) | 三好七郎 | 04.12.43–16.12.43 |
Capt Minematsu Yasuo (41) | 峰松寧夫 | 16.12.43–24.01.44 |
Mogamigawa Maru 最上川丸 ワガミガモ | AVT | |
Builder: Mitsubishi, Nagasaki | ||
Owner: Toyo Kisen Kabushiki Kaisha (TKK) | ||
Call Sign: JRH | ||
Official Number: 39102 | ||
Laid Down: | 02.10.1933 | |
Launched: | 16.03.1934 | |
Completed as Getsuyo Maru (7,469 GRT): | 04.06.1934 | |
Service: | ||
Civilian, TKK Line | 04.06.34–29.11.41 | |
Renamed Mogamigawa Maru | 17.04.1940 | |
Requisitioned. Reclassified as minelayer | 29.11.1941 | |
19th Squadron, 4th Fleet | 26.12.41–10.02.42 | |
Reclassified as Aircraft Transport | 10.02.1942 | |
24th Koku Sentai, 4th Fleet | 10.02.42–10.04.42 | |
25th Koku Sentai, 11th Air Fleet | 10.04.42–24.12.42 | |
11th Air Fleet, SE Area Fleet | 24.12.42–15.10.43 | |
Fate: Sunk 31.07.43 at 23:07 by USS Pogy (SS-266) N of Truk (11°04'N, 153°18'E). 130+ dead; 600+ saved. | ||
Removed from Navy List: | 15.10.1943 | |
Commanding Officers: | ||
Capt Koyama Taiji (34) | 小山泰治 | 10.12.41–23.10.42 |
Capt Gouda Kiichiro (35) | 郷田喜一郎 | 23.10.42–28.01.43 |
Capt [?] | 森 良造 | 28.01.43–15.06.43 |
Capt Nakazato Ryuji (39) | 中里隆治 | 15.06.43–31.07.43 |