A genuine Final.Fantasy.X.X-2.HD.Remaster.NSW-ASi will have:
This makes it the definitive version for English-speaking players who also want the Japanese audio intact, as well as for players across Southeast Asia.
An NSP file is a container format used for digital distribution of games on the Nintendo Switch. NSP files contain the game data, including the executable, assets, and other required files. When you download a game from the Nintendo eShop, it is saved as an NSP file on your console.