This list refers to the scenes as they appear throughout this 5-episode OVA series:

Some flirting.

Several girls are seen in bra and panties as they are about to change their clothes, when a man bursts into the room with a magazine. The magazine shows a nude woman with her breasts covered with her arms.

Several people are bathing at an onsen (a Japanese hot spring).

Yamazakura-sensei appears to be a pervert in a few occations. This is mostly proven in OVA 5.

A flashback sequence shows a young man looking at a magazine (again breasts are covered with arms).

This list refers to the scenes as they appear throughout this 5-episode OVA series:

Some people do boxing.

Various face slaps, mostly done by any female on any male.

A girl's head is hit with a baseball, causing it to bleed just a little bit. Nothing serious.

A TV screen shows a woman about to be attacked by a huge fish.

Several people are watching a gruesome horror movie at cinema.

The mother of a little girl is mentioned to have died.

Some yelling.

Mild language. Words like "idiot" are mentioned several times in this 5-episode OVA series.

This list refers to the scenes as they appear throughout this 5-episode OVA series:

A man is seen smoking in various scenes.

A girl let's Minatsu try a cigar. Minatsu ends up coughing.

Some beer drinking.