Female rear nudity no male nudity as usual

Some sexual references are made, but is sometimes interrupted before they go into deeper details.

There is a pool scene, but nobody is shown for more than a few seconds. Not overtly sexual.

The characters go to a "love hotel" and one jokingly tries to watch an adult video but isn't able to.

There is a scene where Nazuna visits a bath house, lasting less than a minute. Her private areas are not visible.

The intros and outros have nazuna is sexual or just odd positions that are probably hard to sit through for younger audiences.

Sex is heavily implied in multiple episodes. Mentions sex and compares it to "sucking" blood often. Very obvious innuendos.

Character's arm is sliced off by a vampire

Some uses of words like "idiot" and "crap".

One scene shows a girl pointing out the middle finger.

Some men are often seen really drunk. One of them eventually ends up throwing up or sometimes they blush due to their drunkness level.

A girl enjoys drinking beer and sometimes ends up getting drunk.

A woman usually smokes cigarettes, almost non-stop. She lights up another cigarette after having finished with the previous one.