There are some brief sexual innuendos.

A character has big breasts and people always stare at them.

A girl "climbs" another girl and she grips from the other girl's breasts.

Girls are shown taking a bath. Some brief nudity.

A young man sometimes gets stuck in a porn website and a clothed woman with big breasts is shown with her nipples briefly visible.

Girls in swimsuits are shown.

A character jabs a stick in someone's butt.

Umaru often plays violent games. They don't show too much, just some gunshots with no blood and letters like "Game Over" made by blood.

In a episode there is a tournament of a fighting game. Hits, kicks, powerful attacks, but nothing too much.

A simulated war in the mind of Umaru. They just show some gunshots, but no one getting shot.

Alcohol use.