Invasion of Japan
| Operation Downfall | |||||||
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| Part of World War II, the Pacific War | |||||||
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| Belligerents | |||||||
 United States United Kingdom Australia Canada New Zealand France
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 Empire of Japan
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| Commanders and leaders | |||||||
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Harry S. Truman Douglas MacArthur Chester W. Nimitz Curtis LeMay Carl Spaatz Walter Krueger Joseph Stilwell Robert Eichelberger Courtney Hodges William F. Halsey Raymond Spruance Marc Mitscher Clifton Sprague Clement Attlee Bruce Fraser Bernard Rawlings
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Hirohito Kantarō Suzuki Naruhiko Higashikuni Korechika Anami Mitsumasa Yonai Yoshijirō Umezu Soemu Toyoda Hajime Sugiyama Shunroku Hata Masakasu Kawabe Shizuichi Tanaka Isamu Yokoyama Keisuke Fujie Tasuku Okada Eitaro Uchiyama Kiichiro Higuchi
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| Units involved | |||||||
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Ground units: (52–54 divisions in total) Naval units: Air units:
Tiger Force
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Ground units: Patriotic Citizens' Fighting Corps (66 divisions, 36 brigades, and 45 regiments, not counting PCFC units.) Navy units:
Air units:
Twelfth Air Fleet |
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| Strength | |||||||
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4,335,500 military, |
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A map outlining the Japanese and U.S. (but not other Allied) ground forces scheduled to take part in the battle for Japan. Two landings were planned:
Ground units:
(52–54 divisions in total)
Naval units:
Air units:
USASTAF Pacific
Fifth Air Force Seventh Air Force Thirteenth Air Force First Tactical Air Force
...
Wikipedia