extension indicates a Nintendo Submission Package, which is the standard format for eShop titles and updates on the Nintendo Switch tag signifies this is the Japanese version of the update Compressed File
on the Nintendo Switch, specifically a Japanese region update in the Key Details Octopath Traveler Octopath Traveler -NSP--JP--Update 1.0.5-.rar
: JP indicates this is the Japanese version of the software. extension indicates a Nintendo Submission Package, which is
The patch does add new content (e.g., extra jobs, characters, or story routes). Its primary purpose is to polish the base experience, making the game run smoother and more reliably. extension indicates a Nintendo Submission Package