I found this quoted elsewhere. I think this is interesting when compared to Europe.

From Richard Franks "Downfall: The End of The Imperial Japanese Empire"--

Location: Garrison Strength: # Prisoners: Fatality Rate:
Attu 2350 29 98.8%
Tarawa 2571 8 99.7%
Roi-Namur 3472 51 98.5%
Kwajalein 5017 79 98.4%
Saipan 30,000 921 97%
Iwo Jima 21,000 1,083 95%
Okinawa 92,000 7,401 92%

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For the first time I have seen "History" at close quarters,and I know that its actual process is very different from what is presented to Posterity. - WWI General Max Hoffman