Japanese air attacks on the Mariana Islands commandos undertook intensive training at Saitama Kanto and the raid was scheduled to take place on January 17, 1945, but was canceled after damage to the airfields at Iwo Jima. The Giretsu Airborne Unit instead attacked a U.S. airbase at Okinawa on 24 May, destroying nine aircraft and damaging another 29. Following the perceived success of the raid on Okinawa the IJN developed plans for a force of naval commandos to attack airfields in the Marianas. On June 24, it issued orders for a raid involving 30 Yokosuka P1Y "Frances" bombers and 20 G4Ms carrying naval commandos. The plan, Operation
Structure of the Imperial Japanese forces in the South Pacific Mandate Structure of the Imperial Japanese forces in the South Pacific Mandate This article covers the Japanese garrisons on the by-passed Pacific islands from 1944 to 1945, including the Japanese mandated territory of the South Pacific Mandate. Japanese positions at Kwajalein, Wotje, and Eniwetok (Enewetak) and Roi-Namur Atolls (3,600 Japanese defenders) Mili Wotje Maloelap Atoll Total: 2,000 men Japanese base at Truk, the pivot of the Japanese position in the South Pacific Mandate. Truk was a huge naval complex, the "Pearl Harbor of the Japanese". It had been under construction since 1937. Japanese aviation facilities was Dublon (Tonoas), Moen (Weno),and Eten