Battle of Kolombangara
On 13 July 1943, "Jintsū" was in the Battle of Kolombangara. At 0330, "Jintsū" departed Rabaul as flagship of Rear Admiral Shunji Isaki, with the destroyers "Yukikaze", , , , and destroyer-transports , , and with 1,200 troops to reinforce Japanese positions on Kolombangara island, in the Solomon Islands. Soon after arriving into position, "Jintsū"s radar detected the presence of an Allied fleet before visual contact was made.