: Likely a part number or a revision indicator from the source where the file was hosted.
Accessing this content typically requires you to have reached the final island in the base game's main story. for Amy, Knuckles, or Tails? Sonic Frontiers -NSP--JP--Update 1.4.1- -2-.rar
Indicates the Japanese region release. While Sonic Frontiers often supports multiple languages, the JP designation ensures compatibility with Japanese-specific eShop accounts or save data. : Likely a part number or a revision
Improvements to the "Cyberspace" levels, better physics for the spin dash, and various technical optimizations for the Nintendo Switch hardware. Sonic Frontiers on the Nintendo Switch Indicates the Japanese region release
These types of files are primarily used with or PC emulators like Yuzu or Ryujinx . To use this update, you must have the base game installed; the update NSP is then "installed" or "merged" with the base game to bring it to version 1.4.1.
The update provides an alternate story path for the final island (Ouranos Island), offering a more challenging and cinematic conclusion to the game.