I don't think that's correct. The March 9/10 attack on Tokyo killed 88,000-100,000 people, but was an anomaly. Japanese civil defense forces adapted, and casual

I don't think that's correct. The March 9/10 attack on Tokyo killed 88,000-100,000 people, but was an anomaly. Japanese civil defense forces adapted, and casualties were much less in later raids. A firebombing attack on Hiroshima in September probably would not have killed more than 10,000.