Mario-kart-live-home-circuit-nsp-update-nsp-rom... Guide

: Version 10.1.0 or higher is generally required for the base game.

: A physical RC kart (Mario or Luigi) is required to actually play the game, as the software uses the kart's built-in camera to create the augmented reality track in your home. Mario Kart Live: Home Circuit NSP/ XCI ROM v2.0.0 Download Mario-Kart-Live-Home-Circuit-NSP-Update-NSP-ROM...

: An NSP (Nintendo Submission Package) is a standard file format used for Nintendo Switch digital games and updates. These files are commonly used by players running Custom Firmware (CFW) like Atmosphere to install games or updates manually. Technical Requirements : Version 10

If you are looking at this for technical or homebrew reasons, common requirements for running these files include: Mario-Kart-Live-Home-Circuit-NSP-Update-NSP-ROM...