Ct-ronc-(eur)-nswtch-[base]-nsp-ziperto.part1.rar

: NSP (Nintendo Submission Package), which is the standard digital format for eShop games and updates.

: Multi-part RAR archive. You must download all subsequent parts (e.g., part2.rar, part3.rar) to extract the full NSP file. CT-RONC-(EUR)-NSwTcH-[BASE]-NSP-Ziperto.part1.rar

: [BASE] indicating this is the main game file, not an update or DLC. : NSP (Nintendo Submission Package), which is the

: The game may require up to 37 GB of available space once installed or for PC versions. : NSP (Nintendo Submission Package)