The file appears to be a compressed archive containing a Nintendo Switch backup of Dragon Quest Treasures . The naming convention indicates it is a Nintendo Submission Package (NSP) format for the US region and includes the 3 DLC items typically associated with the Digital Deluxe edition. File Details & Contents
: .nsp (standard format for Switch digital game backups) compressed within a .rar archive. Size : The base game is approximately 3 GB . DRAGON QUEST TREASURES (NSP)(US)(3 DLCs).rar
: Roughly 21 hours for the main story and up to 57 hours for 100% completion. Critical Considerations The file appears to be a compressed archive