The American aerial bombing of a total of 65 Japanese cities took from 400,000 to 600,000 civilian lives, with 100,000+ in Tokyo alone, over 200,000 in Hiroshima and Nagasaki combined. The Battle of Okinawa resulted in 80,000–150,000 civilian deaths. In addition civilian death among settlers who died attempting to return to Japan from Manchuria in the winter of 1945 were probably around 100,000.