In the opening, a very brief scene reveals a girl and a boy circling across the screen naked. Not detailed nor implying anything sexual at all.

A girl is seen putting on a shirt in one episode. For a brief second, she is seen shirtless. (Again it's brief).

A girl is shown wearing a boy's tshirt in his house which makes a girl next door Believe they did it. When in reality, the young boy was just providing her Hospitality. Nothing explicit or sexual shown and Is meant For laughs.

Some characters wear skirts but is not meant to show or be sexual. Very infrequent close Ups while not revealing anything hidden under the skirt.

A teen girl accuses a teen boy of taking a picture of her and calls him a pervert, when in reality he is not.

The show revolves around middle school students. Minimal nudity.

We frequently see teenager's memories involving his abusive mother. In some of this scenes he is beaten and some blood is visible.

A teenager girl hits her friends when she gets angry with them. They finish bleeding (in a comedic way)

In the first episode, the same girl hits a ball and accidentally hits one of her friends and he finishes bleeding from the head. This is done for laughs.

A teen girl suffers deteriorating health throughout, at one point, she's unable to walk and screams in agony while trying to walk.

Other moments of mild violence and some blood.

Language is pretty mild in this show.

Minimal language, not too bad and is infrequent.

Dammit is said a few times in the course of the show.

In a later episode in the japanese subtitle version watari is drooling over other girls and kaori says "he is a walking hard on"

a F-bomb on the English dub

In a later episode in the Japanese verson, the english subtiles say "he is a walking hard on" kaori says about watari drooling over girls.

The language is mild in general.

Tsubaki uses the word sh*t in a later episode in the English dub

The woman who takes care of Kousei in the 2nd half of the series smokes sometimes

There are no drugs but there is some drinking and smoking but nothing too serious.

A child draws a picture of her mom smoking marijuana.

Some drinking and smoking is shown, but nothing too serious.

A child draws a disturbing picture of her mom smoking weed.

The show is filled with a lot of emotional scenes, it's very sad and dark, and can cause crying.

Most of the series is very emotional and sad.

The flashbacks and childhoods of the main characters often get very emotional and sad.

The main character is abused by his mother in several flashbacks in many ways, this is very sad and affects another main character emotionally as well.

His mother is very creepy looking and some scenes can be a bit frightening.

The story of the main character is quite dark.

Some mild fights and some intense moments.

Humor is the driving force which makes the show lighter.

The blood can be frightening for someone, although the scenes with blood shown aren't graphic and some of them are made in comical purpose.