A girl is repeatedly referred to as the "daughter of a pornographer" due to her father writing erotic novels.

There are some occasional abstract depictions of female breast and buttock nudity (usually during bathing scenes) with no explicit detail.

A girl with an unhealthy obsession with another girl convinces her to bathe with her and comments on her breast development.

Girls sometimes slap each other out of anger.

References to suicide are made.

A girl is stabbed on the hand at one point, with a visible bloody wound. While it is set up to look like an accident, it is implied that it might have been on purpose.

A girl is angrily slashed in the arm with a utility knife; we see blood drip from her wound.

Infrequent use of 'damn', 'hell', and 'bitch' in the English subtitles.

A high school girl is repeatedly seen abusing prescription pills/painkillers. Others try to stop her/convince her to quit.

A high school girl is seen smoking cigarettes. Another girl attempts to copy her out of admiration, but stops after smoking once.

High school students and adults are rarely seen drinking alcohol.