In Japan, "all-you-can-drink" typically comes with a strict time limit. Unlike Western happy hours that might run for three or four hours, Japanese nomihodai is usually capped at 90 or 120 minutes. The phrase "Stop At Time" refers to the "last call" system, known as rasuto o-dai.
Here is how it works:
The core genre here is Toki ga Tomaru (Time Stops). The plot is usually sci-fi-lite: The protagonist obtains a device (a remote, a watch, a smartphone app) that freezes everyone except himself. He can then move, reposition, or interact with frozen subjects who have no memory of the events once time resumes.
IPZ-971 flips this script slightly. The title emphasizes "Stop At Time," implying the user doesn't just stop time globally—he stops it at a specific moment during a social gathering.
If you search for IPZ-971 specifically, you will find adult content. That is a separate digital industry entirely. When enjoying real nightlife near Yokota, remember: