Some brief references to genitalia.

You see a man and a woman in their underwear.

A reference to a man having an affair with a woman.

A man and a woman share a passionate kiss.

Nothing too overtly sexual.

High amounts of gore and violence, although many of it is done comically or in a cartoon-like fashion.

A woman kills multiple men with a knife. Most of it is done offscreen, save for one who is stabbed many times, where his blood drips down on various on-lookers. A little girl comes across the aftermath.

Many shootouts with blood splatters.

A man is killed with a shovel, but only blood fills the screen, hiding it from view.

Four characters get into a fistfight.

A man gets punched in the face repeatedly. Blood comes down his nose and mouth.

22 uses of "fuck", 4 uses of "shit", and other milder profanities thrown in.

Some instances of smoking.

One scene where a character accidentally ingests cocaine.

Intense violent scenes with plenty of blood and gore. Typical for a Japanese action movie. Most of it can be cartoonish, but still frightening.

A lot of the main characters are visibly insane or demented in some way.