The game was developed and published by (a lesser-known Japanese studio primarily focused on PC eroge and console ports) and released exclusively in Japan for the PlayStation Portable (PSP) in the early 2010s. It is a port of an adult PC visual novel titled Gakuen de Jikan yo Tomare , which was notorious for its controversial premise and exploration of temporal manipulation in a school setting.
The game contains some mild suggestive content, but it is generally suitable for players aged 16 and above. gakuen de jikan yo tomare portable