The two sumo wrestlers are bare chested.

Using a knife, a girl removes a flower motif from her shirt after getting yelled at by her teacher. The hole in her shirt almost reveals her chest.

A sumo wrestling match.

There are several scenes of air raids.

There are references to people who died in war against their enemy.

During an air raid on March 9th, 1945, several people, including children, jump into a river and get engulfed in flames. Not graphic, but intense.

A male character describes about the horrors of the above mentioned air raid, including people who have been burned into crisps.

Several people are shown to have been injured or killed, after an unexpected air raid has occured at a railroad station. Some blood seen on some of the people.

A girl attempts to throw a stone at a former American soldier.

Some mild words that could mean something like "damn" and "hell".

None.

This anime feature is set during the World War II.

Most of the air raids are intense.

There are several emotionally sad scenes that involve death of friends and relatives.

A goat is found dead. Why it died is never explained.