La collegiale (1975)

"La collegiale" (1975), directed by Gianni Martucci, is an Italian sex comedy that includes several nude scenes, fitting the genre's conventions of the time.

Sofia Dionisio as Daniela:
Nude Scenes: Sofia Dionisio, who plays the lead character Daniela, appears nude several times in the movie.
Shower Scene: Early in the film, there's a brief moment where Daniela is seen naked in the shower, showcasing her breasts.
Burglary Scene: Later, Daniela is disturbed by three burglars who attempt to take her clothes off, leading to partial nudity.
Sex Scene: There's also a scene where Daniela has sex with the protagonist in dim lighting, with her nudity visible.
Marta Katherin as Martha (or possibly Daniela's mother or aunt):
Nude Scenes:
Sex Scene: Katherin is depicted in bed with a man, engaging in sexual activity, with nudity involved.
Striptease: She performs a private striptease, which includes her undressing fully.
Femi Benussi:
Nude Scene: Femi Benussi, known for her roles in Italian erotic comedies, has a memorable nude scene where she takes a bath in a wooden basin, featuring full frontal nudity.