- Orders of battle for Downfall
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The units slated to participate in Operation Downfall—the Allied invasions of Japan—as of about August 1945.
Contents
Order of Battle for Olympic
Allied
- United States
- U.S. Sixth Army (Gen. Walter Krueger)
- Yakushima and Koshikijima Islands — 40th Infantry Division (Brig. Gen. Donald Myers) (22,000 men)
- Tanegashima — 158th Infantry Regiment (Brig. Gen. Hanford MacNider) (7,600 men)
- Miyazaki — U.S. I Corps (Maj. Gen. Innis P. Swift) (95,000 men):
- Ariake — U.S. XI Corps (Maj. Gen. Charles P. Hall) (113,000 men):
- 1st Cavalry Division, 43d Infantry Division, Americal Division, 112th Cavalry Regiment
- Kushikino — U.S. V Amphib Corps (Maj. Gen. Harry Schmidt) (99,000 men):
- 6th Army reserves — U.S. IX Corps (Maj. Gen. Charles W. Ryder) (79,000 men):
- 77th Infantry Division 81st Infantry Division, 98th Infantry Division;
- 11th Airborne Division (Maj. Gen. Joseph M. Swing) (15,000 men)
- U.S. Sixth Army (Gen. Walter Krueger)
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- U.S. Third Fleet (Adm. William F. Halsey):
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- U.S. Fifth Fleet (Adm. Raymond A. Spruance):
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- U.S. Seventh Fleet (Adm. Thomas C. Kinkaid):
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- Far East Air Forces (Gen. George C. Kenney) (119,000 men):
- Fifth, Seventh, Thirteenth Air Force
- 14 bomber groups, 10 fighter groups
- Fifth, Seventh, Thirteenth Air Force
- Far East Air Forces (Gen. George C. Kenney) (119,000 men):
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- U.S. Army Strategic Air Forces (Gen. Carl A. Spaatz, Maj. Gen. Curtis LeMay)
- Twentieth Air Force (Lt. Gen. Nathan Twining) (77,000 men)
- 1,000 B-29 Superfortresses
- Eighth Air Force (Lt. Gen. Jimmy Doolittle)
- Twentieth Air Force (Lt. Gen. Nathan Twining) (77,000 men)
- U.S. Army Strategic Air Forces (Gen. Carl A. Spaatz, Maj. Gen. Curtis LeMay)
- British Commonwealth
- British Pacific Fleet (operating as part of Third Fleet):
- 6 CV;
- Tiger Force (detached from RAF Bomber Command):
- 480–580 Avro Lancaster bombers (about half to be used as tankers)
- Australian First Tactical Air Force
- 20 fighter/attack squadrons from the Royal Australian Air Force
- British Pacific Fleet (operating as part of Third Fleet):
Japan
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- 16th Area Army[~US Army] (Lt. Gen. Yokoyama Isamu) (600,000 men)
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- 5,000 aircraft assigned as kamikazes, 5,000 aircraft available for kamikaze service, 7,000 aircraft in need of repair
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- 100 Kaiten manned torpedoes, 800 Shinyo suicide boats
Order of Battle for Coronet
Allied
- United States
- U.S. First Army (Gen. Courtney H. Hodges):
- U.S. III Amphibious Corps:
- U.S. XXIV Corps:
- 7th Inf. Div., 27th Inf. Div., 96th Inf. Div.,
- Follow-on corps:
- U.S. First Army (Gen. Courtney H. Hodges):
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- U.S. Eighth Army (Lt. Gen. Robert L. Eichelberger):
- U.S. X Corps:
- U.S. XIII Corps:
- U.S. XIV Corps:
- Follow-on corps:
- 4th Inf. Div., 8th Inf. Div., 87th Inf. Div.
- U.S. Eighth Army (Lt. Gen. Robert L. Eichelberger):
-
- Army Forces Pacific Reserve:
- 97th Inf. Div.
- Follow-on corps:
- Follow-on corps:
- 91st Inf. Div., 95th Inf. Div., 104th Inf. Div.
- 11th Abn. Div.,
- Army Forces Pacific Reserve:
- British Commonwealth
- Commonwealth Corps, (Lt. Gen. Charles Keightley):
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- UK 3rd Inf. Div., 6th Canadian Inf. Div., Australian 10th Div.
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- Commonwealth Corps, (Lt. Gen. Charles Keightley):
Japan
- 12 divisions (560,000 men) (as of August 1945)
Notes
Categories:- World War II orders of battle
- United States
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