Miyama Enseki Shoujo: Chitai Gashuu 5 Hot-

The Hostess: Sitting in a empty club before opening hour, practicing her smile while smoke drifts upward.
The Bartender: A woman mixing a highball, her face obscured by steam and smoke, acting as a gatekeeper to entertainment.
The Drifter: Reading a manga in a 24-hour sauna lounge.

Vintage Audio Equipment: Cassette decks and tube amplifiers with glowing orange dials. The girls are never gazing at smartphones; they are adjusting volume knobs.
Smoking Paraphernalia: Ashtrays overflowing with "Enseki" (cigarette butts), vintage lighters, and the curling blue-gray smoke that gives the series its name.
Entertainment Media: Stacked Laserdiscs, Showa-era game centers, and paperback novels with yellowed pages.