Submarines of the Imperial Japanese Navy
The submarines ("I-52"-class) were submarines of the Imperial Japanese Navy, designed and built by Mitsubishi Corporation, between 1943 and 1944, as cargo carriers. They were quite long and carried a crew of up to 94 officers and enlisted. They also had a long cruising range at a speed of .
Japanese submarine I-8
The Japanese submarine "I-8" was a World War II Junsen Type J-3 Imperial Japanese Navy submarine. The vessel, along with "I-7", were the largest Japanese submarines to be completed before the outbreak of the Pacific War. It was based on the KD ("Kaidai") type. Both submarines participated in the attack on Pearl Harbor, they also conducted patrol missions with Yokosuka E14Y seaplanes.
In 1943 "I-8" completed a technology exchange mission by sailing to German occupied France and back to Japan. Under a new commander later in her career, the submarine's crew committed several war crimes in the latter period of the second world war.