Sadly, the game was never localized. No English patch exists officially. However, the "JPN" version is heavily playable without Japanese knowledge because the menus are icon-driven and the rhythm game mechanics are universal.
In the Nintendo Switch ecosystem, terms like "NSP," "JPN," and "Fixed" have very specific technical meanings used by preservationists and homebrew enthusiasts: 1. NSP (Nintendo Submission Package) pripara all idol perfect stage switch nsp jpn fixed
Whether you're a longtime PriPara fan looking for the definitive home version or a newcomer curious about the world of prism idols, PriPara: All Idol Perfect Stage! on the Nintendo Switch is a sparkling gem. It stands as a testament to the series' popularity, offering hundreds of hours of dress-up fun and catchy rhythm gameplay. While the "NSP JPN Fixed" terminology belongs to a specific technical niche, it serves as a useful marker for players in the digital preservation scene who want to ensure their game will run without issue. Sadly, the game was never localized