Japanese air attacks on the Mariana Islands and anti-aircraft guns shot down about 37 Japanese aircraft during these raids. After the Marianas began to come under attack, the United States military stepped up its raids on the Japanese-held islands which could be used to launch raids on the B-29 bases. Particular attention was given to Iwo Jima, as it was correctly assumed that the Japanese aircraft which attacked the Marianas were flying from Japan and staging through the island en route to their targets. Following the first raid against Saipan in November, XXI Bomber Command B-29s were dispatched against Iwo Jima's airfields on November 5 and 8.
Tori-shima (Izu Islands) Tori-shima (Izu Islands) , literally meaning "Bird Island", is an uninhabited Japanese island in the Pacific Ocean. The volcanic island is part of the Izu Islands. Tori-shima is located in the Philippine Sea approximately south of Tokyo and north of Lot's Wife. The roughly circular-shaped island is listed as a Class A active volcano by the Japan Meteorological Agency. The island is the above-water portion of a submarine volcano, whose submerged caldera portion to the north of the island continues to erupt underwater. Volcanic activity on the island itself was last recorded in 2002, accompanied by earthquake swarms. The main