Unter den Dächern von St. Pauli (1970)

The film's setting in St. Pauli, known for its nightlife and red-light district, naturally involves scenes with nudity, reflecting the environment's permissive and sometimes seedy atmosphere. The nudity is part of the film's depiction of the area's culture, nightlife, and the lives of its inhabitants.
Specific Scenes:
Striptease Performances: There are scenes where characters perform or attend striptease shows, which include nudity as part of the act. This is used to set the tone or context of the location where the story unfolds.
Binnie (Janie Murray): Binnie, a character involved in the nightlife, appears in scenes that show her in various states of undress, consistent with her role within the narrative of the district's entertainment industry.