There's a scene of a 15-year-old girl taking a bath. You can visibly see her breast.

There's a scene of a woman taking a bath in a man-made hot spring. You can see her breast

Various scenes include pictures of topless women in the background decorating lockers and such, many of which are out of focus and none essential to the story

Gundam mecha violence throughout the whole series.

Some profanity in both the English dub and Japanese version.

Some characters occasionally smoke and drink.