Although many war songs were made after the beginning of the Pacific War, , sung by Noboru Kirishima and Akiko Futaba, became popular as a lyrical song. When the war was nearing an end, the theme included frightful spectacles such as the Battle of Attu, Guadalcanal Campaign and Marshall Islands Campaign. Oka went to Ambon Island, but fell ill and soon returned to Japan. Bin Uehara, who used "kobushi" of "naniwa-bushi" for singing, was killed in the New Guinea campaign and Fujiyama was taken prisoner in Indonesia.