: Mario & Sonic at the Olympic Games Tokyo 2020.
: Use a tool like WinRAR or 7-Zip to extract "part1". The software will automatically pull data from part2 and all subsequent parts to create one single .nsp file.
The file is a compressed segment of a Nintendo Switch game ROM, likely Mario & Sonic at the Olympic Games Tokyo 2020 . File Breakdown
Based on common naming conventions in the gaming community, the filename translates to: