During a flashback sequence, main character Chirico sees a nude woman inside a capsule. This is also seen in the first episode of the TV-series, as well as in many flashback sequences.

A male character named Ypsilon is often seen naked during the first half part of the anime. His private part isn't shown anyway.

This anime contains several battle sequences involving robots driven by people, as well as massive explosions.

War is being talked about in several scenes.

A naked man fights several other people, until he gets shot and stunned with a man with a tranquilzer gun.

Two men fight, with one of them constantly punching the another.

A man has his arm burned, only to have his mechanical arm revealed.

A man is seen about to get crushed, when his robot is being violently attacked and beaten up by an another robot.

This anime is suitable for anyone at age 13 and over.