of explosive, fitted to a bamboo pole. They would dive and stick the pole into the hull of an enemy ship, destroying themselves in the process. They were equipped with a diving jacket and trousers, diving shoes, and a diving helmet fixed by four bolts. They were typically weighed down with of lead, and had two bottles of compressed air at 150 bars. They were expected to be able to walk at a depth of , for about six hours. Several deaths occurred during training due to malfunctions, but this weapon is only known to have been used a few times operationally: January 8, 1945: Damage by suicide divers to Infantry landing craft (gunboat) LCI(G)-404 in Yoo Passage, Palaus. February 10, 1945: Attempted attack by suicide divers on surveying ship in Schonian Harbor, Palaus. See also Banzai charge Chiran Special Attack Peace Museum Jibakutai Kaoru Special Attack Corps List of Imperial Japanese Army air-to-surface special attack units List of Imperial Japanese Navy air-to-surface special attack units Piso Point Suicide attack References External links Japanese suicide weapons Military history of Japan during World War II Imperial Japanese Army Imperial Japanese Navy Japan campaign