Papi, the father of the main protagonist Popee, is a rather flamboyant character who occasionally acts in a suggestive manner. In an episode, he tries to kiss Popee non consensually.

In another episode, Popee is struggling to sleep, and Papi decides to help him. He brings two baby milk bottles and positions it in his chests, then squeezes as it resembles breasts. He also did it in a hilariously suggestive manner and later on forces Popee to drink the milk.

In some episodes, Kedamono is seen watching a show with two alien girls dancing in bikinis

Some hits and wounds especially in the character of Popee are too excessive to the point of letting see that the character is bleeding sometimes with excessive amounts of blood over the body, although this was done as a comical tone in Japan.

Most of the violence is comedic in nature and unrealistic.

In the episode (Gunman) The last seconds of seeing popee, popee gets shot with the bullet, and blood is shown to the forehead.

None.

Some uses of the middle finger. It is mostly unintentional since the characters only have three fingers.

Some episodes may show use of lethal substances, such as steroids.

Popee sometimes makes evil looking facial expressions which may disturb some viewers

The episode "Swallower" is the most disturbing episode in the series

Some episodes have guns, including a pistol, a sniper, and many more, this may scare young audience.