I-52 (伊号第五二潜水艦 (伊52), I Gō Dai Gojūni Sensuikan (I Gojūni), I-52 submarine (I-52)), code-named Momi (樅, "fir tree") was a Type C3 cargo submarine of the Imperial Japanese Navy used during World War II for a secret mission to Lorient, France, then occupied by Germany, during which she was sunk.

The Type C3 submarine (巡潜丙型改潜水艦, Junsen Hei-gata kai sensuikan, "Cruiser submarine type C modified"), also called I-52-class submarine (伊五十二型潜水艦, I-go-jū-ni-gata sensuikan) were operated by the Imperial Japanese Navy, designed and built by Mitsubishi Corporation, between 1943 and 1944, as cargo carriers.

2020年8月4日 · The I-52, with a crew of 99, was a cargo carrier loaded with 35 tons of military supplies and payment in gold to exchange for German wartime materials and advanced technology. But our forces became the “foxes in the hen house.”

I-52是日本研制的新型潜艇，航速11节，续航能力特别强，不需中途加油，航程就可达1.9万公里，并可携带3个月的生活给养。 然而，由于I-52仅有一艘且是第一次远航，德国海军及日本驻德海军武官对它都很不熟悉，于是便频频请求东京电示I-52的外型特征，以便接收。 1月29日，东京海军总部电告柏林：“艇外部特征极为特殊，未设停机坪，艇身前甲板装有一门140毫米火炮。 德军与日本驻德海军武官终于弄清了I-52的特征细节，不过，他们没有想到，盟军几乎是与此同时搞 …

“The Golden Submarine” was how the I-52, a Japanese World War II submarine, came to be known after it vanished in 1944 while carrying gold to Germany as payment for technology and goods. In the decades since her mysterious disappearance, various theories about her possible fate and what else she…

“We Got That Sonofabitch!” Navy aircrews believed they sank the Japanese submarine I-52 in 1944. In 1995, a remote-controlled camera recorded the tell-tale rudder guard-rail on the wreck that confirmed the sinking. It was almost midnight, 23 June 1944.

The I-52 was a cargo carrying submarine enroute from the Kure Naval Yard in Japan to German occupied France. This specially designed submarine was to play a very important role in the commerce of strategic materials and technologies between the Axis nations.

2021年2月26日 · On March 10th, 1944, Japanese submarine I-52 left its home base in Japan for a perilous mission. Its goal was to travel to France and pick advanced Nazi technology. The I-52 carried eleven tons of tungsten, ten tons of molybdenum, three tons of opium, 3.3 tons of quinine (an antimalarial drug), sixty tons of raw rubber, and 120 tons of tin.

I-52, originally code-named "Momi"/"Tanne" ("Fir") and redesignated as "Ginmatsu"/"Föhre" on 23 June, is the fifth IJN submarine to attempt such a passage to France.Cdr Uno travels submerged during the day and surfaces at night to charge I-52's batteries.

ww2dbase Japanese submarine I-52 was assigned to the 11th Submarine Squadron when she was commissioned on 28 Dec 1943. Upon completion of a training mission with her crew, on 10 Mar 1944, she was sent on a journey to Germany with 2.2 tons of gold as payment for German military equipment and war matériel; other cargo included 11 tons of ...