.nsp is the standard format for Nintendo Switch digital packages, while .rar means it is compressed into an archive to reduce file size for sharing or backup.
0100A6700D66E000 is the unique identifier for the Japanese Nintendo Switch release published by PLAYISM . VA-11 Hall-A [0100A6700D66E000][v0][JP].nsp.rar
It is renowned for its PC-98 inspired pixel art style and a critically acclaimed synth-wave soundtrack by Garoad . VA-11 Hall-A: Cyberpunk Bartender Action - Steam VA-11 Hall-A [0100A6700D66E000][v0][JP].nsp.rar